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Li-Transmitter Combiners

Mohokahanyi oa motlakase o phahameng ke sesebelisoa se sebelisoang lits'ebetsong tsa maqhubu a seea-le-moea (RF) ho kopanya mats'oao a mangata a RF hore e be sehlahisoa se le seng se nang le matla a phahameng. Ha e le hantle ke marang-rang a likarohano tsa matla a RF le likhokahanyo tse hlophisitsoeng ka tsela eo mats'oao a kenang ka bomong a kopantsoeng le ho hlahisoa ka boema-kepe bo le bong.

 

Mohokahanyi o sebetsa ka ho sebelisa letoto la likarolo tse sa sebetseng joalo ka likarohano tsa matla, li-couplers, li-filters le li-amplifiers ho aba matla lipakeng tsa matšoao a mangata a ho kenya. Lipontšo tsa ho kenya li kopantsoe ka tšebeliso ea motlakase oa motlakase, e leng sesebelisoa se sebelisang molao-motheo oa superposition ho eketsa matšoao a ho kenya letsoho ka bomong hammoho. Letšoao le kopantsoeng lea matlafatsoa ho fihlela tekanyo ea matla e lakatsehang.

 

fm-combiner-e-sebelisoa-haholo-ho-maele-seteisheneng-se-ea-le-moea-le-moea-le-high-power-fm-transmitter-550px.jpg

Li-transmitter tsa matla a phahameng li sebelisoa hangata lits'ebetsong tse kang seea-le-moea le thelevishene, litsamaiso tsa radar, likhokahano tsa satellite, le marang-rang a mehala. Ba fana ka ts'ebetso e ntlafalitsoeng, ts'epahalo, le ts'ebeliso e ntle ea litšenyehelo ka ho lumella li-transmitter tse ngata ho arolelana antenna e le 'ngoe, ho fokotsa litšenyehelo tsa meaho le ho ntlafatsa ts'ebetso ea sistimi ka kakaretso.

Tlatsa Tharollo e Phahameng ea Motlakase oa Motlakase ho tsoa ho FMUSER

Ke leboha feme ea maemo a lefats'e, FMUSER, e etelletseng pele moetsi oa thepa ea khaso, e atlehile ho sebeletsa mefuta eohle ea bareki ka ho fana ka litharollo tse tšepahalang tsa khaso ka lilemo tse fetang 10, ntho e le 'ngoe ke bonnete ba hore mochini o fetisang matla a phahameng o nang le lintho tse ngata tse kenang le tse hlahisoang, hangata o sebelisoa ho hasa mananeo a mangata a FM a nang le li-antenna tsa FM tse arolelanoang. 

 

Transmitter Combiner ea rona e sebetsa hantle ho:

 

  • Liteishene tsa khaso tsa litsebi maemong a liprofinse, masepala le makeisheneng
  • Liteishene tsa khaso tse mahareng le tse kholo tse nang le khaso e pharalletseng
  • Liteishene tsa khaso tse hloahloa tse nang le bamameli ba limilione
  • Basebelisi ba seea-le-moea ba batlang ho reka liphatlalatso tsa profeshenale tsa khaso ka theko e tlase

 

Mona ke likhokahano tsa li-transmitter tse phahameng tseo re faneng ka tsona ho fihlela joale:

 

  • VHF CIB Combiners
  • VHF Digital CIB Combiners
  • VHF Starpoint Combiners
  • UHF ATV CIB Combiners
  • UHF DTV CIB Combiners
  • UHF Stretchline Combiners
  • UHF DTV Starpoint Combiners
  • UHF ATV Starpoint Combiners
  • UHF Digital CIB Combiner - Mofuta oa Kabinete 
  • L-Band Digital 3-channel Combiners

 

Re na le tse ntlehali likhokahanyo tsa likanale tse ngata tsa FM matla ao ho tloha ho 4kW ho isa ho 120kW, haholo-holo, ke 4 kW, 15 kW, 40 kW, 50 kW, 70 kW, le 120 kW FM CIB metsoako e nang le likanale tse 3 kapa 4, likhokahano tsa FM CIB tse nang le likanale tse ngata tse tsoang ho FMUSER, le maqhubu a nang le 87 -108MHz, hantle, a boetse a tsejoa e le li-connectors tse leka-lekaneng tsa FM, tse fapaneng ka ho feletseng le likhokahanyo tsa mofuta oa linaleli tse rekisoang.

 

Ntle le likhokahanyo tse leka-lekaneng, li-componer tsa starpoint le tsona ke e 'ngoe ea mefuta ea li-transmitter tse rekisoang ka ho fetesisa, matla a tlohang ho 1kW ho isa ho 10kW, haholo-holo, ke 1kW, 3kW, 6kW, 10kW FM Starpoint e nang le liteishene tse 3, 4 kapa tse 6. , le maqhubu a nang le 87 -108MHz, mefuta ena ea likhokahanyo e boetse e tsejoa e le mefuta ea linaleli.

 

Hape re na le likanale tse ngata tse ntle ka ho fetisisa Likopano tsa TV tsa UHF/VHF lia rekisoa, tlikhokahano tsa hese ke 1 kW, 3 kW, 4 kW, 6 kW, 8 kW, 8/20 kW, 10 kW, 15 kW, 20kW, 15/20 kW, 24 kW, 25kW, 40 kW VHF/UHF TV e kopanyang 3 , liteishene tse 4, 6 kapa li-filthara tsa waveguide tsa mefuta e 'meli, tse ling tsa tsona ke mofuta o tiileng oa naha kapa mofuta oa khabinete, tse ling tsa tsona ke likhokahanyo tsa mofuta oa dijithale tsa L-band, empa boholo ba tsona ke li-componer tsa CIB kapa mofuta oa linaleli (kapa Star). point) metsoako, ka maqhubu a ho tloha 167 - 223 MHz, 470 - 862 MHz, 1452 - 1492 MHz.

 

Sheba lichate tse ikhethileng tse latelang ho u khethela li-transmitter tse ntle ka ho fetisisa!

 

Chate A. IPC 4 kW Transmitter Combiners theko

 

E latelang ke FM E Balanced Combiner bakeng sa thekiso | Skip

 

tlhophiso ea mohlala matla Min. Khafetsa Sebaka Narrow Band Input Max. Matla a ho kenya WideBand Input Max. Matla a ho kenya Channel/Cavity  Etela bakeng sa Tse ling
FM A 4 kW 1.5 MHz 1 kW 3 kW 3 Hape
FM A1 4 kW 1MHz * 1 kW 3 kW 4
FM B 4 kW 1.5 MHz 3kW ** 4kW ** 3 Hape
FM B1 4 kW 0.5 MHz* 3kW ** 4kW ** 4

Hlokomela: 

* Combiner e nang le sebaka sa maqhubu se ka tlase ho 1 MHz e ka etsoa ka mokhoa o ikhethileng

** Kakaretso ea matla a kenyo ea NB le WB e lokela ho ba ka tlase ho 4 kW

 

Kopa Khopolo

 

Chate B. High Power FM CIB (mofuta o leka-lekaneng) Combiner bakeng sa thekiso

 

E Fetileng ke a 4kW Motlakase o Phahameng oa Transmitter ea Matla theko | Skip

E latelang ke FM Starpoint Motsoako bakeng sa thekiso | Skip

 

tlhophiso matla ea mohlala
 Channel/Cavity 
 Min. Khafetsa Sebaka Narrow Band Input Max. Matla a ho kenya WideBand Input Max. Matla a ho kenya Etela bakeng sa Tse ling
FM

 4 kW

 A 3 1.5 MHz 1 kW 3 kW Hape
A1
 4 1MHz * 1 kW 3 kW
B 3 1.5 MHz 3kW ** 4kW ** Hape
B1 4 0.5 MHz* 3kW ** 4kW **
15 kW
 A 3 1.5 MHz
 Narrow Band Input
 6kW **
 WideBand Input



 15kW **
 Hape
A1 4 0.5 MHz*
 6kW **
 15kW **
B 3 1.5 MHz
 10kW **
 15kW **
 Hape
B1 4 0.5 MHz*
 10kW **
 15kW **
40 kW
 A 3 1.5 MHz
 Narrow Band Input
 10 kW WideBand Input
 30 kW Hape
A1 4 0.5 MHz*
 10 kW 30 kW
50 kW
 A
 3 1.5 MHz
 Narrow Band Input
 20kW **
 WideBand Input
 50kW **
 Hape
A1
 4 0.5 MHz*
 20kW **
 50kW **
70kW/120kW A 3 1.5 MHz*
 Narrow Band Input
 30kW **
 WideBand Input
 70kW** Hape
70kW/120kW
 A1 3 1.5 MHz*
 30kW **
 120kW**
 Hape

Hlokomela: 

* Combiner e nang le sebaka sa maqhubu se ka tlase ho 1 MHz e ka etsoa ka mokhoa o ikhethileng

** Kakaretso ea matla a kenyo ea NB le WB e lokela ho ba ka tlase ho 4 kW

 

Kopa Khopolo

 

Chate C. High Power FM Starpoint Motsoako theko

 

E Fetileng ke IPC Motlatsi oa FM bakeng sa thekiso | Skip

E latelang ke Theko e Kopanetsoeng ea Sehlahisoa sa Solid N-Channel Transmitter | Skip

 

tlhophiso matla ea mohlala
 Channel/Cavity 
 dikgokelo Min. Khafetsa Sebaka Max. Matla a ho kenya Etela bakeng sa Tse ling
FM 1 kW A 3 7-16 DIN
 3 MHz 2 x 500 W. Hape
FM 1 kW A1
 4 7-16 DIN
 1.5 MHz 2 x 500 W.
FM 3 kW A 3 7-16 DIN
 3 MHz 2 x 1.5 kW Hape
FM 3 kW A1 4 7-16 DIN
 1.5 MHz 2 x 1.5 kW
FM
 6 kW A 3 1 5 / 8 "
 3 MHz
 2 x 3 kW
 Hape
FM
 6 kW
 A1 4 1 5 / 8 "
 1.5 MHz
 2 x 3 kW
FM
 10 kW
 A 3 1 5 / 8 "
 3 MHz
 2 x 5 kW
 Hape
FM
 10 kW
 A1 4 1 5 / 8 "
 1.5 MHz
 2 x 5 kW
FM 20 kW
 A 3 3 1 / 8 "
 3 MHz
 2 x 10 kW Hape
FM 20 kW
 A1 4 3 1 / 8 "
 1.5 MHz
 2 x 10 kW

Hlokomela: 

* Combiner e nang le sebaka sa maqhubu se ka tlase ho 1 MHz e ka etsoa ka mokhoa o ikhethileng

** Kakaretso ea matla a kenyo ea NB le WB e lokela ho ba ka tlase ho 4 kW

 

Kopa Khopolo

 

Chate D. Solid-State N-Channel Transmitter Combiner 

 

E Fetileng ke Mohokahanyi oa Mofuta oa FM Star bakeng sa thekiso | Skip

E latelang ke UHF/VHF E Balanced Combiner bakeng sa thekiso | Skip

 

tlhophiso matla Channel/Cavity 
 dikgokelo Min. Khafetsa Sebaka Max. Matla a ho kenya Etela bakeng sa Tse ling
FM 1 kW 2 1 5 / 8 "
 3 MHz N x 1 W (N<5) Hape

 

Kopa Khopolo

 

Chate E. Matla a Phahameng IPC UHF / VHF Motsoako bakeng sa thekiso

 

E Fetileng ke Mokopanyi oa Setsi sa Tikoloho sa N-Channel Transmitter | Skip

E latelang ke Theko ea Kopano ea Lekala ea VHF | Skip

 

tlhophiso matla ea mohlala
 Channel/Cavity 
 Min. Khafetsa Sebaka Narrow Band Input
 Max. Matla a ho kenya WideBand Input
 Max. Matla a ho kenya Etela bakeng sa Tse ling
VHF 15 kW A 3 2 MHz 6kW * 15kW * Hape
VHF 15 kW A1
 4 1 MHz 6kW * 15kW *
VHF 15 kW B 3 2 MHz 10kW * 15kW * Hape
VHF 15 kW B1 4 1 MHz 10kW * 15kW *
VHF  24 kW
 N / A 6 0 MHz
 6 kW
 18 kW
 Hape
VHF 40 kW A 3 2 MHz
 10 kW
 30 kW
 Hape
 VHF 40 kW A1 4 1 MHz
 10 kW
 30 kW

Hlokomela: 

* Combiner e nang le sebaka sa maqhubu se ka tlase ho 1 MHz e ka etsoa ka mokhoa o ikhethileng

** Kakaretso ea matla a kenyo ea NB le WB e lokela ho ba ka tlase ho 4 kW

 

Kopa Khopolo

 

Chate F. Matla a Phahameng a Matla a VHF Starpoint Combiner theko

 

E Fetileng ke UHF / VHF Balance Motsoako bakeng sa thekiso | Skip

E latelang ke UHF ATV E Balanced Combiner bakeng sa thekiso | Skip

 

tlhophiso matla ea mohlala
 Channel/Cavity 
 litekanyo Min. Khafetsa Sebaka Max. Matla a kenyang Ho itšehla thajana lipakeng tsa Maiketsetso Etela bakeng sa tse ling
VHF 3 kW A 4 650 × 410 × 680 mm
 2 MHz 2 x 1.5 kW 40 dB Hape
VHF 3 kW A1
 6 990 × 340 × 670 mm
 1 MHz 2 x 1.5 kW 55 dB
VHF 6 kW A 4 L × 930 × H mm *
 2 MHz 2 x 3 kW 40 dB Hape
VHF 6 kW A1 6 L × 705 × H mm *
 1 MHz 2 x 3 kW 50 dB
VHF 10 kW
 A 3 L × 880 × H mm *
 4 MHz
 2 x 5 kW
 45 dB
 Hape
VHF 10 kW A1 4 L × 1145 × H mm *
 2 MHz
 2 x 5 kW
 40 dB

Hlokomela: 

* L le H li itšetlehile ka likanale.

 

Kopa Khopolo

 

Chate G. Matla a Phahameng a UHF ATV CIB Combiner bakeng sa thekiso

 

E Fetileng ke VHF Starpoint Combiner e ea Thekisoa | Skip

E latelang ke UHF DTV E Balanced Combiner theko | Skip

 

tlhophiso matla ea mohlala
 Channel/Cavity 
 Min. Khafetsa Sebaka Narrowband Input
 
 
 
 



 Max. Matla a kenyang Wideband Input
 
 
 
 



 Max. Matla a kenyang
 Etela bakeng sa tse ling
UHF 8 kW A 4 1 MHz 2kW * 8kW * Hape
UHF 25 kW A 4 1 MHz 20kW * 25kW *
 Hape
UHF 25 kW A1 6 1 MHz 20kW * 25kW *

Hlokomela: 

* Kakaretso ea matla a kenyo ea NB le WB e lokela ho ba ka tlase ho 8 kW

 

Kopa Khopolo

 

Chate H. Matla a Phahameng a UHF DTV CIB Combiner bakeng sa thekiso

 

E Fetileng ke UHF ATV e Balanced Combiner e rekisoang | Skip

E latelang ke Boemo bo tiileng ba UHF Digital E leka-lekaneng Theko ea Combiner | Skip

 

tlhophiso matla ea mohlala
 Channel/Cavity 
 Min. Khafetsa Sebaka Narrowband Input
 
 
 
 
 
 		 Max. Matla a kenyang Wideband Input
 
 
 
 
 
 		 Max. Matla a kenyang
 Etela bakeng sa tse ling
UHF 1 kW A 6 0 MHz 0.7 kW RMS * 1 kW RMS * Hape
UHF 1 kW B 6 0 MHz 1.5 kW RMS * 6 kW RMS *
 Hape
UHF 6 kW A 6 0 MHz 3 kW RMS * 6 kW RMS *
 Hape
UHF 16 kW A 6 0 MHz 3 kW RMS * 16kW RMS *
 Hape
UHF
 16 kW
 B 6 0 MHz
 6kW RMS *
 16kW RMS *
 Hape
UHF
 25 kW
 A 6 0 MHz 6kW RMS *
 25 kW RMS *
 Hape

Hlokomela: 

* Kakaretso ea matla a kenyo ea NB le WB e lokela ho ba ka tlase ho 8 kW

 

Kopa Khopolo

 

Chate I. Solid-State UHF Digital Balance Combiner 

 

E Fetileng ke Theko ea UHF DTV Balance Combiner | Skip

E latelang ke UHF DTV Star Type Combiner e rekisoang | Skip

 

tlhophiso matla Channel/Cavity 
 Min. Khafetsa Sebaka Narrowband Input

 Max. Matla a ho kenya Wideband Input
 		 Max. Matla a ho kenya
 Etela bakeng sa Tse ling
UHF 1 kW 6 0 MHz 0.7 kW RMS * 1 kW RMS *
 Hape

Hlokomela:
* Kakaretso ea matla a kenyo ea NB le WB e lokela ho ba ka tlase ho 1 kW

 

Kopa Khopolo

 

Chate J. High Power UHF DTV Starpoint Combiner bakeng sa thekiso

 

E Fetileng ke Sebaka se tiileng sa UHF Digital CIB Combiner | Skip

E latelang ke Theko ea UHF ATV Starpoint Combiner | Skip

 

tlhophiso ea mohlala
 Channel/Cavity 
 litekanyo Min. Khafetsa Sebaka Max. Matla a kenyang dikgokelo Weight
Etela bakeng sa Tse ling
UHF A 6 600 × 200 × 300 mm
 1 MHz 2 x 350 W. 7-16 DIN ~ 15 lik'hilograma
 Hape
UHF B
 6 800 × 350 × 550 mm
 1 MHz 2 x 750 W. 1 5 / 8 " ~ 38 lik'hilograma
 Hape
UHF C 6 815 × 400 × 750 mm
 1 MHz 2 x 1.6 kW 1 5 / 8 " ~ 57 lik'hilograma
 Hape
UHF D 6 1200 × 500 × 1000 mm
 1 MHz 2 x 3 kW 1 5/8", 3 1/8"  ~ 95 lik'hilograma
 Hape

 

Kopa Khopolo

 

Chate K. High Power UHF ATV Starpoint Combiner theko

 

E Fetileng ke UHF DTV Starpoint Combiner e rekisoang | Skip

E latelang ke UHF Stretchline Combiner e ea Thekisoa | Skip

 

tlhophiso matla ea mohlala
 Channel/Cavity 
 litekanyo Min. Khafetsa Sebaka Max. Matla a kenyang dikgokelo Weight Etela bakeng sa Tse ling
UHF 20 kW A 4 Itšetlehile ka likanale
 2 MHz 2 x 10 kW 3 1 / 8 " ~ 45 - 110 lik'hilograma
 Hape
UHF 15 kW B 4 Itšetlehile ka likanale
 2 MHz 10kW / 5kW 3 1 / 8 " ~ 65 - 90 lik'hilograma
 Hape

 

Kopa Khopolo

 

Chate L. High Power UHF Motlatsi oa Stretchline bakeng sa thekiso

 

E Fetileng ke Theko ea UHF ATV Starpoint Combiner | Skip

E latelang ke Matla a Phahameng a L-band Digital 3-Channel Combiner | Skip

 

tlhophiso matla ea mohlala
 Bohloko ba ho Shoeloa tsenyo
 litekanyo Min. Khafetsa Sebaka Max. Matla a kenyang dikgokelo Weight Etela bakeng sa Tse ling
UHF 8 A ≤0.2 dB 550 × 110 × H mm *
 5 MHz 2 x 4 kW 1 5 / 8 " Itšetlehile ka likanale
 Hape
UHF 20 B ≤0.1 dB 720 × 580 × H mm *
 5 MHz 2 x 10 kW 3 1 / 8 " Itšetlehile ka likanale
 Hape

Hlokomela:

* H e itšetlehile ka likanale

 

Kopa Khopolo

 

Chate M. High Power L-band Digital 3-Channel Combiner 

 

E Fetileng ke UHF ATV Starpoint Combiner e rekisoang | Skip

Khutlela ho Chate A. Theko ea 4 kW Transmitter Combiners | Skip

 

tlhophiso matla Channel/Cavity 
 Min. Khafetsa Sebaka Max. Matla a ho kenya
 Ho itšehla thajana lipakeng tsa Maiketsetso
 Weight litekanyo Etela bakeng sa Tse ling
CIB e ntlafalitsoeng 4 kW 6 1 MHz 3 x 1.3 kW
 60 dB
 ~ 90 lik'hilograma
 995 × 710 × 528 mm
 Hape

 

Kopa Khopolo

 

FMUSER esale e le e mong oa barekisi ba thepa ea khaso ka lilemo tse fetang 10. Ho tloha ka 2008, FMUSER e thehile tikoloho ea ts'ebetso e khothalletsang tšebelisano-'moho pakeng tsa basebetsi ba baetsi ba boenjiniere ba hloahloa le sehlopha se hlokolosi sa boenjiniere. Re na le khoebo ea khoebo ea li-transmitter tsa motlakase tse phahameng tse rekisoang linaheng tse haufi le 200+ le libaka ho pota lefatše, ke tsena tseo u ka rekang li-transmitter tse kopanyang ho tsona:

 

Afghanistan, Albania, Algeria, Andorra, Angola, Antigua le Barbuda, Argentina, Armenia, Australia, Austria, Azerbaijan, Bahamas, Bahrain, Bangladesh, Barbados, Belarus, Belgium, Belize, Benin, Bhutan, Bolivia, Bosnia le Herzegovina, Botswana , Brazil, Brunei, Bulgaria, Burkina Faso, Burundi, Cabo Verde, Cambodia, Cameroon, Canada, Central African Republic, Chad, Chile, China, Colombia, Comoros, Congo, Democratic Republic of the, Congo, Republic of the, Costa Rica , Côte d'Ivoire, Croatia, Cuba, Cyprus, Czech Republic, Denmark, Djibouti, Dominica, Dominican Republic, East Timor (Timor - Leste), Ecuador, Egypt, El Salvador, Equatorial Guinea, Eritrea, Estonia, Eswatini, Ethiopia, Fiji, Finland, Fora, Gabon, Gambia, Georgia, Jeremane, Ghana, Greece, Grenada, Guatemala, Guinea, Guinea - Bissau, Guyana, Haiti, Honduras, Hungary, Iceland, India, Indonesia, Iran, Iraq, Ireland, Israel , Italy, Jamaica, Japan, Jordan, Kazakhstan, Kenya, Kiribati, Korea, North, Korea, South, Kosovo, Kuw ait, Kyrgyzstan, Laos, Latvia, Lebanon, Lesotho, Liberia, Libya, Liechtenstein, Lithuania, Luxembourg, Madagascar, Malawi, Malaysia, Maldives, Mali, Malta, Marshall Islands, Mauritania, Mauritius, Mexico, Micronesia, Federated States of, Moldova , Monaco, Mongolia, Montenegro, Morocco, Mozambique, Myanmar (Burma), Namibia, Nauru, Nepal, Netherlands, New Zealand, Nicaragua, Niger, Nigeria, North Macedonia, Norway, Oman, Pakistan, Palau, Panama, Papua New Guinea, Paraguay, Peru, Philippines, Poland, Portugal, Qatar, Romania, Russia, Rwanda, Saint Kitts le Nevis, Saint Lucia, Saint Vincent le Grenadines, Samoa, San Marino, Sao Tome le Principe, Saudi Arabia, Senegal, Serbia, Seychelles , Sierra Leone, Singapore, Slovakia, Slovenia, Solomon Islands, Somalia, South Africa, Spain, Sri Lanka, Sudan, Sudan, South, Suriname, Sweden, Switzerland, Syria, Taiwan, Tajikistan, Tanzania, Thailand, Togo, Tonga, Trinidad le Tobago, Tunisia, Turkey, Turkmenistan, Tuvalu, Uganda, Ukraine, United Ar ab Emirates, United Kingdom, United States, Uruguay, Uzbekistan, Vanuatu, Vatican City, Venezuela, Vietnam, Yemen, Zambia, Zimbabwe

 

Ka moea ona oa boitelo le boinehelo ba tšebelisano ea 'nete, FMUSER e khonne ho theha lisebelisoa tse ncha tsa elektronike, e sebelisa melao-motheo e lekiloeng ea maobane le ho kenyelletsa saense e tsoetseng pele ea kajeno.

 

fmuser-e-ea-tla-seteishene-seteishene-ka-world-supply-700px.jpg

 

E 'ngoe ea likatleho tsa rona tse motlotlo ka ho fetesisa, hammoho le khetho e tsebahalang ea bareki ba rona ba bangata, ke likhokahano tsa rona tse fetisang matla a phahameng bakeng sa liteishene tsa khaso.

 

"U ka fumana lintho tse ling tse ntle ho tsoa ho FMUSER. Li koahela mefuta eohle ea matla bakeng sa Transmitter Combiner, e ntle ka ho fetisisa ea FM Combiner e rekisoang, matla a ho tloha 4kw ho isa 15kw, 40kw ho 120kw."

- - - - - James, setho se tšepahalang sa FMUSER

Lethathamo le Feletseng la Mareo ho Likopano tsa Phetiso ea Matla a Phahameng
Mona ke mantsoe a mang a tlatselletsang a amanang le likhokahanyo tse fetisang matla a phahameng le litlhaloso tsa tsona:

1. Nomoro ea Likheo: Palo ea li-cavities ka har'a motsoako e bolela palo ea likoti tsa potoloho tse resonant ka har'a motsoako. Mokhabiso o mong le o mong o etselitsoe ho sebetsa joalo ka potoloho ea resonant e kopanyang matla ho tloha ho kenyelletsong ho ea koung ea tlhahiso ea kompone. Matla a ho sebetsana le matla le boemo ba ho itšehla thajana ba motsoako bo eketseha ka palo ea likoti.

2. Khafetsa: Khafetsa ea motsoako e bonts'a sehlopha sa maqhubu a ts'ebetso ea sehokelo. Ho na le lihlopha tse fapaneng tsa maqhubu a mefuta e fapaneng ea ts'ebetso ea khaso, joalo ka UHF (Ultra High Frequency), VHF (Very High Frequency), FM (Frequency Modulation), TV, le L-band. Leqhubu la maqhubu le khetholla mefuta e mengata ea maqhubu ao motsoako o ka sebetsanang le 'ona.

3. Matla a Kena: Matla a kentsoeng a hlalosa matla a maholo ao sekopanyi se ka sebetsanang le ona ntle le tšenyo leha e le efe. Tekanyetso ea matla a ho kenya e atisa ho hlahisoa ka li-kilowatts (kW) 'me e bontša matla a mangata ao motsoako o ka mamellang.

4. Tlhophiso: Ho na le mefuta e fapaneng ea litlhophiso bakeng sa likhokahanyo tse fetisang matla a phahameng, ho kenyeletsoa sebaka sa linaleli, CIB (Close-Input Band), le Stretchline. Tlhophiso e hlalosa tsela eo matšoao a ho kenya a kopantsoe hammoho le hore na a abeloa joang likoung tse hlahisoang ke motsoako.

5. Khafetsa kapa Sekheo sa Channel: Khafetsa kapa sebaka sa likanale se hlalosoa e le phapang e fokolang ea maqhubu lipakeng tsa likanale tse peli tse bapileng. Paramethara ena e bohlokoa molemong oa ho kopanya ho fokotsa ho sotha ha intermodulation (IMD).

6. Tahlehelo ea Kenyelletso: Tahlehelo ea ho kenya ke palo ea tahlehelo ea matšoao e hlahang ha lets'oao le feta har'a mokopanyi. E hlahisoa ka li-decibel (dB) joalo ka boleng bo fosahetseng. Tahlehelo e tlase ea ho kenya e bontša bokhoni bo betere ba ho fetisa matšoao, 'me ke habohlokoa ho fokotsa ho qoba ho senyeha ha matšoao.

7. VSWR: Voltage Standing Wave Ratio (VSWR) ke tekanyo ea hore na motsoako o fetisa matla joang ho tloha lets'oao le kenang ho ea ho lets'oao la tlhahiso. Boleng bo tlase ba VSWR bo bonts'a ts'ebetso e ntle ea phetisetso ea matla.

8. Ho itšehla thajana: Ho itšehla thajana ke palo ea karohano lipakeng tsa matšoao a mabeli. E hlahisoa ka li-decibel (dB) 'me e bontša hore na matšoao a ho kenya le ho tsoa a ka aroloa hakae ho thibela tšitiso.

9. Mefuta ea Sehokelo: Mefuta ea likhokahanyo e bua ka mofuta le boholo ba sehokelo se sebelisoang bakeng sa likhokahano tsa ho kenya le tse tsoang ho sehokelo. Mefuta e tloaelehileng ea sehokelo bakeng sa li-transmitter tsa motlakase tse phahameng li kenyelletsa 7/16 DIN, 1-5/8", 3-1/8", le 4-1/2".

10. Ho kopanya: Parameter e kopanyang ea motsoako e bolela boholo ba matla a fetisitsoeng ho tloha lets'oao la ho kenya letsoho ho ea ho lets'oao la tlhahiso. Ho kopanya ho lekanngoa ka li-decibel (dB), 'me khokahanyo ea motsoako e ka ba e tsitsitseng kapa ea fetoha, ho itšetlehile ka moralo.

11. Wideband vs. Narrowband: Mohokahanyi oa "wideband" o khona ho sebetsana le mefuta e mengata e fapaneng ea maqhubu, ha "narrowband e kopanyang" e etselitsoe ho sebetsa ka har'a sehlopha se itseng sa maqhubu.

12. Passband: Passband ea motsoako e bua ka mefuta ea maqhubu ao motsoako o tla lumella lipontšo tsa ho kenya hore li fete le ho kopanngoa.

13. Stopband: Stopband ea kompone e bolela lebelo la maqhubu ao mokopanyi a tla fokotsa kapa a thibele matšoao a kenang.

14. Ho lieha ha Sehlopha: Ho lieha ha sehlopha ke tekanyo ea tieho ea nako eo matšoao a kenyeletso a bang teng ha a feta har'a kompone. Mokopanyi ea loketseng a ke ke a hlahisa tieho efe kapa efe ea sehlopha, empa ka ts'ebetso, tieho e itseng ea sehlopha hangata e teng.

15. Harmonics: Harmonics ke matšoao a hlahisoang ka maqhubu ao e leng palo e felletseng ea makhetlo a kenyelletsoang. Motsoako o motle o tla hatella matšoao leha e le afe a harmonic a ka hlahisoang ke lipontšo tsa ho kenya.

17. PIM (Passive Intermodulation): PIM ke ho sotha ha matšoao ho ka etsahalang ha matšoao a mabeli kapa ho feta a feta ka har'a karolo e sa sebetseng joalo ka mokopanyi. Mokopanyi o hlophisitsoeng hantle le o hlokometsoeng o tla fokotsa kotsi ea ho hlaha ha PIM.

18. Lipontšo tsa Leshano: Lipontšo tsa bohata ke matšoao a sa reretsoeng ho fetisoa, 'me a ka baka tšitiso mecheng e meng ea puisano. Ho kopanya matshwao a sa batleheng ho ka lebisa ho matshwao a bohata le ho senyeha ha letshwao le fetisoang.

Tsena ke liparamente tsa bohlokoa tse lokelang ho nahanoa ha u khetha le ho rala likhokahanyo tse fetisang matla a phahameng bakeng sa ts'ebetso e nepahetseng ea khaso. Ho utloisisa mekhahlelo ena ho bohlokoa bakeng sa khetho e nepahetseng, moralo, le tlhokomelo ea motsoako bakeng sa ts'ebetso e nepahetseng ea khaso.
Nomoro ea li-cavities e bolela'ng ho motsoako o phahameng oa motlakase?
Palo ea li-cavities ka har'a motsoako oa motlakase o phahameng o bolela palo ea li-cavities tsa resonant circuit ka har'a motsoako. Li-cavities hangata ke li-cylindrical kapa li-rectangular metal tubes, e 'ngoe le e' ngoe e na le maqhubu a itseng a resonant ka har'a sehlopha sa maqhubu a motsoako.

Sebaka se seng le se seng se etselitsoe ho sebetsa joalo ka potoloho e resonant e kopanyang matla ho tloha ho tse kenang ho ea likoung tse hlahisoang ke kompone. Ka ho lokisa bolelele le bophara ba li-cavities, maqhubu a resonant a cavity e 'ngoe le e' ngoe a ka lokisoa hantle ho ea ho maqhubu a khethehileng a pontšo ea ho kenya.

Ho motsoako o phahameng oa motlakase, palo ea li-cavities e bohlokoa kaha e khetholla bokhoni ba ho tšoara matla a motlakase le boemo ba ho itšehla thajana pakeng tsa matšoao a ho kenya le ho tsoa. Ha motsoako o e-na le likheo tse ngata, matla a ho tšoara matla a phahame, 'me ho betere ho itšehla thajana pakeng tsa matšoao. Leha ho le joalo, ha likoti li ntse li eketseha ka har'a motsoako, li rarahana le ho feta, 'me ho ba thata le ho feta ho li bina le ho li boloka.

Ka kakaretso, palo ea li-cavities ka har'a motsoako oa motlakase o phahameng o bohlokoa kaha o khetholla bokhoni ba ho sebetsana le matla le boemo ba ho itšehla thajana, hammoho le ho rarahana ha eona le litlhoko tsa tokiso.
Ke lisebelisoa tsa mofuta ofe tsa khaso tse hlokahalang ho theha sistimi e felletseng ea li-antenna?
Thepa e hlokahalang bakeng sa ho theha sistimi e felletseng ea li-antenna bakeng sa seteishene sa khaso ea seea-le-moea e fapana ho latela mofuta oa seteishene. Leha ho le joalo, se latelang ke lethathamo le akaretsang la lisebelisoa tse ka hlokoang bakeng sa liteishene tsa khaso tsa UHF, VHF, FM le TV:

Seteishene sa Khaso sa UHF:

- Transmitter ea matla a phahameng a UHF
- UHF e kopanyang (ho kopanya li-transmitter tse ngata hore e be sehlahisoa se le seng)
- Antenna ea UHF
- Filter ea UHF
- UHF coaxial cable
- UHF dummy load (bakeng sa liteko)

Seteishene sa Khaso sa VHF:

- Transmitter ea matla a phahameng a VHF
- Mohokahanyi oa VHF (ho kopanya li-transmitter tse ngata hore e be sehlahisoa se le seng)
- Antenna ea VHF
- VHF filthara
- VHF coaxial cable
- VHF dummy load (bakeng sa tlhahlobo)

Seteishene sa seea-le-moea sa FM:

- Phatlalatso ea matla a phahameng a FM
- Mohokahanyi oa FM (ho kopanya li-transmitter tse ngata hore e be sehlahisoa se le seng)
- Antenna ea FM
- Sefahla sa FM
- Mohala oa coaxial oa FM
- FM dummy load (bakeng sa liteko)

Seteishene sa Khaso sa TV:

- Transmitter ea TV ea matla a phahameng
- Mohokahanyi oa TV (ho kopanya li-transmitter tse ngata hore e be sehlahisoa se le seng)
- Antenna ea TV (VHF le UHF)
- Sefahla sa TV
- thapo ea coaxial ea TV
- TV dummy load (bakeng sa liteko)

Ho feta moo, bakeng sa liteishene tsohle tsa khaso tse kaholimo, lisebelisoa tse latelang le tsona li ka hlokoa:

- Tora kapa mast (ho tšehetsa antenna)
- Lithapo tsa Guy (ho tsitsisa tora kapa palo)
- Sistimi ea ho thella (ho sireletsa lisebelisoa ho tsoa lehalimang)
- Mohala oa phetisetso (ho hokela transmitter ho antenna)
- RF meter (ho lekanya matla a lets'oao)
- Spectrum analyzer (ho lekola le ho ntlafatsa lets'oao)
Lisebelisoa tsa mochini o fetisang matla a phahameng ke life?
Mohokahanyi oa motlakase o phahameng o na le lits'ebetso tse fapaneng lits'ebetsong tsa RF (radio frequency) moo li-transmitter tse ngata tsa RF li hlokang ho hokela lenaka le le leng. Mona ke tse ling tsa lits'ebetso tse tloaelehileng tsa mochini o fetisang matla a phahameng:

1. Phatlalatso ea seea-le-moea le TV: Khasong ea seea-le-moea le seea-le-moea-pono, motsoako o sebelisoa ho kopanya mats'oao a mangata a RF ho tsoa ho li-transmitters tse fapaneng ho etsa tlhahiso e le 'ngoe ho fepa antenna e arolelanoang. Sena se fokotsa tlhoko ea li-antenna tse ngata le melapo ea phetiso e eketsang litšenyehelo tsa ho kenya le ho fokotsa katleho ea phetisetso.

2. Mobile Communications: Marang-rang a likhokahano tsa mehala, motsoako o sebelisoa ho kopanya mats'oao a mangata a RF ho tloha liteisheneng ho ea ho lets'oao le le leng la tlhahiso le fetisoang ka lenakana le tloaelehileng. Sena se nolofalletsa basebelisi ba marang-rang ho ntlafatsa ts'ebetso ea marang-rang le ho eketsa bokhoni.

3. Litsamaiso tsa Radar: Lits'ebetsong tsa radar, motsoako o sebelisoa ho kopanya mats'oao a mangata a RF ho tsoa ho limojule tse fapaneng tsa radar ho etsa tlhahiso e le 'ngoe ho ntlafatsa qeto le boleng ba setšoantšo sa radar.

4. Lipuisano tsa Sesole: Mokopanyi o sebelisoa litsamaisong tsa likhokahano tsa sesole ho kopanya mats'oao a tsoang ho li-transmitter tse fapaneng ho antenna e le 'ngoe, ho etsa hore e sebetse hantle le ho boloka chelete e ngata ho sebetsa lebaleng.

5. Lipuisano tsa Satellite: Lipuisanong tsa sathelaete, motsoako o sebelisoa ho kopanya matšoao a tsoang ho li-transponder tse ngata, ebe li fetisetsoa liteisheneng tsa lefatše ka antenna e le 'ngoe. Sena se fokotsa boholo le boima ba sathelaete le ho ntlafatsa katleho ea tsamaiso ea puisano.

Ka kakaretso, li-transmitter tsa matla a phahameng li fana ka mokhoa o sebetsang hantle le o theko e boima oa ho kopanya matšoao a mangata a RF hore e be tlhahiso e le 'ngoe lits'ebetsong tse fapaneng tsa puisano joalo ka seea-le-moea le TV, likhokahano tsa mehala, litsamaiso tsa radar, likhokahano tsa sesole le likhokahano tsa sathelaete.
Ke li-synonymes tsa mochini o fetisang matla a phahameng ke afe?
Ho na le mantsoe a tšoanang a 'maloa a poleloana "high power transmitter mixer" lebaleng la boenjiniere ba radio frequency (RF). Li kenyelletsa:

1. Motlatsi oa Matla
2. Transmitter Combiner
3. Motlatsi oa Amplifier
4. Motlatsi oa boemo bo phahameng
5. RF Combiner
6. Radio Frequency Combiner
7. Motlatsi oa lipontšo
8. Multiplexer Combiner
9. Splitter-Combiner

Mantsoe ana kaofela a sebelisoa ka ho fapanyetsana ho hlalosa sesebelisoa se kopanyang mats'oao a mangata a RF ho ba lets'oao le le leng la tlhahiso e matla haholo.
Mefuta e fapaneng ea li-transmitter tsa matla a phahameng ke life?
Mona ke litlhaloso tse qaqileng tsa tse ling tsa litlhophiso tse atileng haholo kapa mefuta ea likhokahanyo tse sebelisoang liteisheneng tsa khaso:

1. Starpoint Combiner (Starpoint kapa Star-Type Configuration): Sebopeho sa starpoint, se boetse se bitsoa sebopeho sa mofuta oa linaleli, ke sebopeho sa motsoako moo lisebelisoa tsohle li kopantsoeng sebakeng se bohareng. Tokiso ena hangata e sebelisoa bakeng sa lits'ebetso tsa khaso tse nang le matšoao a mangata a kenang, joalo ka seteishene sa thelevishene kapa setsi sa data. Molemo oa tlhophiso ea starpoint ke hore e amohela palo e kholo ea matšoao a ho kenya, ha e ntse e boloka ho itšehla thajana pakeng tsa bona. Ho motsoako oa linaleli, lisebelisoa tse ngata tsa li-transmitter li hokahane le ntlha e le 'ngoe bohareng ba motsoako, ebe o fepa tlhahiso e tloaelehileng. Mokopanyi o sebelisa li-coaxial lines, li-couplers tse nyalisitsoeng, le lihanyetsi ho kopanya matšoao. Likopano tsa Starpoint li sebelisoa hangata liteisheneng tsa seea-le-moea tsa FM.

2. Tlhophiso ea Mofuta oa Makala: Tlhophiso ea mofuta oa lekala ke tlhophiso e kopanyang moo lintho tse kenang li arohanang, kapa li arotsoe, ho lipotoloho tse 'maloa tse bapileng. Tlhophiso ena e atisa ho sebelisoa bakeng sa li-connectors tsa motlakase tse phahameng tse nang le palo e kholo ea matšoao a ho kenya le litekanyetso tse phahameng tsa matla. Molemo oa sebopeho sa mofuta oa lekala ke hore o lumella ho atolosoa ha bonolo le ho nkela sebaka sa matšoao kapa li-module tsa ho kenya sebaka.

3. Motsoako oa Mofuta o Leka-lekaneng (AKA CIB: Tloaelo-e Kenang Sehlopha) kapa Tlhophiso e Leka-lekaneng: CIB kapa tlhophiso e leka-lekaneng ke sebopeho sa motsoako moo matšoao a ho kenya a kopantsoeng le ho kopantsoe ka mokhoa o leka-lekaneng. Tlhophiso ena e ntlafatsa ts'ebetso ea matla le ho thibela matla a bonahatsoang ka ho leka-lekanya ho se sebetse ha karolo ka 'ngoe. Mokopanyi oa CIB o sebelisa dipole tse feptjoang bohareng kapa dipole tse mennweng joalo ka ntho e tloaelehileng. Dipole e hokahane le likou tse ngata tsa ho kenya tse tsoang ho transmitter e 'ngoe le e' ngoe 'me e kopanya matšoao ka marang-rang a ho kopanya le ho leka-lekanya. Likopano tsa CIB li sebelisoa liteisheneng tsa khaso tsa UHF le VHF.

4. Tlhophiso ea Mohala: Tlhophiso ea Stretchline ke tlhophiso e kopanyang e sebelisang mela e leka-lekaneng ea ho kenya le li-filters tsa microstrip kapa stripline. Tokiso ena e sebelisoa hangata ho li-transmitter tsa matla a phahameng bakeng sa lits'ebetso tsa UHF le VHF. Sebopeho sa Stretchline se fana ka bokhoni bo botle ba ho sebetsana le matla 'me se loketse hantle bakeng sa li-narrowband, lisebelisoa tse phahameng tsa ho kopanya. Mohokahanyi oa li-stretchline o sebelisa lisebelisoa tsa motlakase tse kang li-quarter-wave transformer le impedance transformer ho kopanya lisebelisoa tse ngata tsa RF. Lipontšo li kopantsoe ka mokhoa oa serial ho latela mohala o le mong oa phetisetso. Likopano tsa ho otlolla li sebelisoa liteisheneng tsa khaso tsa VHF le UHF.

5. Hybrid Combiner: Mohokahanyi oa lebasetere o sebelisa li-couplers tse nyalisitsoeng ho kopanya matšoao a mabeli kapa ho feta. Coupulier e nyalisitsoeng e arola lets'oao le kenang ka matshwao a mabeli a hlahisoang ka phapang e reriloeng esale pele. Lipontšo tsa ho kenya li kopantsoe ka mohato ka ho li fepa ka har'a "hybrid coupler" ka lehlakoreng le nepahetseng la mohato. Likopano tsa Hybrid li sebelisoa liteisheneng tsa khaso tsa FM le TV.

6. Sehlopha sa Sesefa sa Bandpass: Bandpass filter connecter ke mofuta oa motsoako o sebelisang li-filters tsa bandpass ho lumella feela hore ho fete maqhubu a lakatsehang. Lipontšo tsa motho ka mong tse tsoang ho transmitter e 'ngoe le e' ngoe li fetisoa ka li-filters pele li kopanngoa. Mokopanyi ona o sebelisoa liteisheneng tsa khaso tsa VHF le UHF.

Ka kakaretso, likhokahano tsa li-transmitter tse phahameng li sebelisoa ho kopanya matšoao a mangata a RF ho hlahisa tlhahiso e le 'ngoe. Mofuta oa motsoako o sebelisoang o ipapisitse le litlhoko tse ikhethileng tsa seteishene sa khaso. Mefuta e tsebahalang haholo ke starpoint, stretchline, balanced type (CIB), hybrid, le bandpass filter. Likhokahanyo kaofela hangata li sebelisa likaroloana tse sa sebetseng joalo ka lihanyetsi, li-hybrid couplers, le li-filters tsa bandpass ho kopanya matšoao. Tlhophiso ea motsoako ke ntlha ea bohlokoa moralong le ts'ebetsong ea eona. Litlhophiso tse fapaneng li ka fana ka melemo e kang ts'ebetso e ntlafetseng ea matla, ho itšehla thajana le ho atolosa, ha litlhophiso tse ling li loketse hamolemo bakeng sa lisebelisoa tse nyenyane kapa tse phahameng tsa ho kopanya. Ho khetha tlhophiso e nepahetseng ho ipapisitse le litlhoko tse ikhethileng tsa sesebelisoa sa khaso.
Ke hobane'ng ha motsoako o phahameng oa motlakase o hlokahalang bakeng sa khaso?
Mohokahanyi oa motlakase o phahameng oa hlokahala bakeng sa khaso hobane o lumella li-transmitter tse ngata ho romela melaetsa ka antenna e le 'ngoe. Sena sea hlokahala hobane transmitter e le 'ngoe e kanna ea se be le matla a lekaneng ho fihlela baamoheli bohle ba reriloeng. Ka ho kopanya matla a li-transmitter tse ngata, baphatlalatsi ba ka finyella litaba tse kholo le ho finyella bamameli ba bangata.

Mokopanyi wa matla a phahameng a boleng bo phahameng o bohlokwa bakeng sa seteishene sa kgaso sa porofeshenale hobane se netefatsa hore matshwao a kopantsweng a hlwekile mme ha a na tshitiso. Litšitiso leha e le life kapa tšitiso leha e le efe ea lets'oao le kopantsoeng ho ka fella ka molumo kapa video ea boleng bo tlaase, e leng se ka senyang botumo ba setsi sa khaso. Ho phaella moo, motsoako oa boleng bo phahameng o ka ntlafatsa ts'ebetso ea tsamaiso, e lumellang baphatlalatsi ho fetisa matla a phahameng ntle le ho lahleheloa ke botšepehi ba matšoao. Sena se bohlokoa haholo libakeng tsa litoropo tse phetheselang moo bahasi ba bangata ba fapaneng ba tsekang maqhubu a tšoanang. Mokopanyi o matla le o tshepehang o ka thusa ho etsa bonnete ba hore letshwao la kgaso ka nngwe le utlwahala hantle le ka ho hlaka.
Litlhaloso tsa bohlokoa ka ho fetisisa tsa motsoako o phahameng oa motlakase ke life?
Litlhaloso tsa bohlokoa ka ho fetesisa tsa mochini o fetisang matla a phahameng a kenyelletsa:

1. Matla a ho sebetsana le matla: Ena ke boholo ba matla a matla ao motsoako o ka sebetsanang le oona ntle le ho senya thepa kapa ho baka tšitiso ea matšoao a mang. Hangata e lekantsoe ka kilowatts (kW).

2. Lekhalo la maqhubu: Mokopanyi o tlameha ho sebetsa ho feta lebelo la maqhubu a sebelisoang ke transmitter le antenna.

3. Tahlehelo ea ho kenya: Ena ke boholo ba matla a pontšo a lahlehileng ha a feta har'a motsoako. Sepheo sa mochine o fetisang matla a phahameng ke ho fokotsa tahlehelo ea ho kenya e le ho eketsa tlhahiso ea matla le boleng ba pontšo.

4. VSWR: Voltage Standing Wave Ratio (VSWR) ke tekanyo ea bokhoni ba motsoako ho fetisetsa matla ho antenna. Mohokahanyi oa boleng bo holimo o lokela ho ba le VSWR e tlase, hantle 1: 1, ho bolelang hore matla ohle a fetisetsoa ho antenna ntle le ho khutlisetsoa ho kopantseng.

5. Ho itšehla thajana: Ho itšehla thajana ke tekanyo eo letšoao le leng le le leng la ho kenya le arohaneng le matšoao a mang. Mohokahanyi oa boleng bo holimo o fokotsa tšebelisano lipakeng tsa matšoao a fapaneng a ho kenya letsoho ho thibela ho sotha le tšitiso.

6. Boemo ba mocheso: Mohokahanyi oa motlakase o phahameng o lokela ho sebetsa maemong a mangata a mocheso, kaha matla a phahameng a matla a ka hlahisa mocheso o mongata. Sena se bohlokoa haholo-holo libakeng tse nang le maemo a leholimo a feteletseng.

7. Litlhaloso tsa mochini: Motsoako ona o lokela ho ba o matsutla-tsutla 'me o khone ho mamella maemo a thata a tikoloho, ho akarelletsa le moea, mongobo le ho thothomela. E kanna ea hloka ho khona ho hanela ho otla ha lehalima le lits'ebetso tse ling tsa motlakase.
Mehaho ea mochini o fetisang matla a phahameng ke afe?
Ho na le meaho e mengata e fapaneng bakeng sa li-compotter tse phahameng tsa motlakase, ho latela ts'ebeliso e ikhethileng. Mehlala ke ena:

1. Li-hybrid tse kopanyang / likarohano: Ena ke mofuta o bonolo ka ho fetisisa oa motsoako 'me o sebelisetsoa ho kopanya matšoao a tšoanang a tsoang ho li-transmitters tse ngata. Ka tloaelo li na le lithapo tsa phetisetso tse kopantsoeng le/kapa li-transformer tse kopanyang mats'oao le ho li lebisa tlhahisong e le 'ngoe.

2. Bakopanyi ba Wilkinson / dividers: Tsena li sebelisetsoa ho kopanya lipontšo tse ts'oanang tse tsoang mehloling e mengata ha li ntse li boloka karohano e ntle lipakeng tsa lisebelisoa. Hangata li na le bolelele ba lithapo tse peli tsa phetiso tse hoketsoeng mateanong a tloaelehileng, 'me lihanyetsi li behiloe ka thoko ho fana ka thoko.

3. Likopanyi tsa Broadband: Tsena li sebelisetsoa ho kopanya matšoao holim'a mefuta e mengata ea maqhubu. Hangata ba sebelisa li-circuits tse hlophisitsoeng, joalo ka li-quarter wave stubs kapa li-resonant cavities, ho kopanya mats'oao a tlhahiso.

4. Likopano tsa Diplexer/Triplexer: Tsena li sebelisetsoa ho kopanya matšoao ka maqhubu a fapaneng, mohlala ho arola matšoao a VHF le UHF. Ba sebelisa li-filters ho arola le ho kopanya lihlopha tse fapaneng tsa maqhubu.

5. Likopanyi tsa linaleli: Tsena li sebelisetsoa ho kopanya palo e kholo ea matšoao a tsoang ho li-transmitters tse ngata. Ka tloaelo ba sebelisa tlhophiso ea hub-and-spoke, e nang le liphetho tsa transmitter tse hoketsoeng setsing se bohareng le likhoele tsa phetisetso ka bomong tse lebisang ho antenna.

Sebopeho se khethehileng se sebelisoang bakeng sa kopo e fanoeng se tla itšetleha ka lintlha tse fapa-fapaneng, ho kenyelletsa le palo ea lintho tse kenang, palo ea maqhubu a lipontšo, le boemo bo lakatsehang ba ho itšehla thajana pakeng tsa lintho tse kenang.
Phapano ke efe lipakeng tsa likhokahanyo tsa RF tsa khoebo le tsa boemo ba bareki?
Ho na le liphapang tse 'maloa lipakeng tsa li-transmitter tsa matla a phahameng a khoebo le likhokahanyo tsa RF tsa maemo a tlase a bareki.

1. Litefiso: Li-transmitter tsa motlakase tse phahameng li bitsa chelete e ngata haholo ho feta li-compox tsa RF tsa maemo a tlase a bareki ka lebaka la thepa e boima e sebelisoang mohahong oa tsona le bokhoni ba tsona ba ho sebetsana le maemo a phahameng haholo a matla.

2.Likopo: Li-transmitter tsa matla a phahameng tsa khoebo li etselitsoe ho sebelisoa lits'ebetsong tsa litsebi tsa khaso le puisano, moo li hlokang ho khona ho sebetsana le maemo a phahameng haholo a matla le ho boloka boleng ba matšoao a holimo. Likopano tsa RF tsa matla a tlase a bareki li etselitsoe lisebelisoa tse tlase tsa motlakase, joalo ka ts'ebeliso ea lapeng kapa khaso e nyane.

Tshebetso: Li-transmitter tsa motlakase tse phahameng li etselitsoe ho boloka boleng ba matšoao a holimo ha li ntse li kopanya mats'oao a mangata ho tsoa ho li-transmitter tse ngata, ha li-convenser tsa RF tsa maemo a tlase a bareki li etselitsoe ho kopanya mats'oao a tsoang mehloling e mengata molemong o le mong. Li-transmitter tsa matla a holimo hangata li na le karohano e betere lipakeng tsa liteishene ho qoba tšitiso le phokotso ea matšoao.

4. Libopeho: Li-transmitter tsa matla a holimo hangata li rarahane ho feta sebopeho, li na le likarolo tse tsoetseng pele joalo ka li-couplers, li-filters le li-circuits tse hlophisitsoeng. Likopano tsa RF tsa boemo bo tlase ba bareki hangata li otlolohile, li na le likarolo tse 'maloa tse bonolo joalo ka likhoele tsa coaxial, li-splitter tse sa sebetseng, le li-terminator.

5. Khafetsa: Li-transmitter tsa motlakase tse phahameng li ka khona ho sebetsana le mefuta e mengata e pharalletseng, ha lihokelo tsa RF tsa matla a tlase hangata li lekanyetsoa mofuteng o moqotetsane.

6. Kopo: Li-transmitter tsa motlakase tse phahameng li hloka ho kengoa le ho hlophisoa ha litsebi, 'me hangata li hloka lisebelisoa tse khethehileng ho lekanya le ho lokisa kompone. Lisebelisoa tsa RF tsa maemo a tlase a bareki hangata li ka kenngoa ke mosebelisi ka lisebelisoa tse bonolo.

7. Tokiso le tlhokomelo: Li-transmitter tsa motlakase tse phahameng li hloka tokiso le tlhokomelo e khethehileng ke litsebi tse koetlisitsoeng, ka lebaka la ho rarahana ha likarolo tsa tsona le maemo a phahameng a matla a amehang. Likopano tsa RF tsa boemo bo tlase ba bareki hangata li ka lokisoa habonolo kapa tsa nkeloa sebaka ke mosebelisi ha ho hlokahala.

Ka kakaretso, li-transmitter tsa motlakase tse matla tse phahameng li etselitsoe lits'ebetso tsa phatlalatso le puisano, tse hlokang bokhoni bo phahameng ba ho sebetsana le matla, meaho e rarahaneng, boleng bo holimo ba mats'oao, le ts'ebetso e khethehileng le tlhokomelo. Likhokahanyo tsa RF tsa maemo a tlase a bareki, ha ho le joalo, li etselitsoe lisebelisoa tse bonolo, tse tlase tsa matla, 'me li etselitsoe ho ba bonolo ho li sebelisa le ho li kenya.
Na motsoako oa li-transmitter o lekana le motsoako oa RF hona hobane'ng?
Che, sehokelo sa motlakase o phahameng ha se lekane le se kopanyang RF. Le ha mefuta e 'meli ea likhokahanyo e sebelisoa bakeng sa ho kopanya matšoao a tsoang mehloling e mengata, likhokahano tse fetisang matla a phahameng li etselitsoe ho kopanya mats'oao a matla a phahameng ho tsoa lits'ebetsong tsa khaso le puisano.

Ka lehlakoreng le leng, likhokahanyo tsa RF hangata li sebelisoa ho kopanya mats'oao a tlase a matla lits'ebetsong tse fapaneng tsa bareki. Mohlala, motsoako o tloaelehileng oa RF o ka sebelisoa ho kopanya mats'oao ho tsoa ho li-antenna tse peli tsa TV ho etsa tlhahiso e le 'ngoe, kapa ho arola lets'oao ho modem ea cable hore e khone ho fepa lisebelisoa tse ngata.

Phapang e ka sehloohong moqapong oa mefuta ena e 'meli ea likhokahanyo e holim'a matla a bona a ho sebetsana le matla. Li-transmitter tsa matla a phahameng li etselitsoe ho sebetsana le maemo a phahameng haholo a matla, hangata li-watts tse makholo kapa tse likete, athe likhokahanyo tsa RF hangata li etselitsoe ho sebetsana le maemo a tlase haholo a matla, hangata a ka tlase ho li-watts tse 100. Phapang ena ea bokhoni ba ho sebetsana le matla e hloka lisebelisoa tse fapaneng, likarolo le menahano ea moralo, e etsang hore likhokahano tse fetisang matla a phahameng li rarahane le ho bitsa chelete e ngata ho feta likhokahanyo tsa RF.

Le ha poleloana e ka ferekanya ka mokhoa o itseng, ho bohlokoa ho utloisisa hore likhokahanyo tse fetisang matla a phahameng le likhokahanyo tsa RF li etselitsoe lits'ebetso tse fapaneng haholo 'me li na le litlhoko tse fapaneng haholo mabapi le ts'ebetso ea motlakase, boleng ba lets'oao le ho kenya.
Mokhoa oa ho khetha li-transmitter tse ntle ka ho fetisisa? Litlhahiso tse fokolang bakeng sa bareki!
Ho khetha mochini o fetisang matla a phahameng ka ho fetesisa bakeng sa seteishene sa seea-le-moea ho hloka hore ho nahanoe ka hloko lintlha tse 'maloa, ho kenyeletsoa mofuta oa seteishene (mohlala, UHF, VHF, FM, kapa TV), lebelo la maqhubu, maemo a matla a amehang, le litlhoko tse ikhethileng tsa seteishene.

1. Mofuta oa Mokopanyi: Ho na le mefuta e fapaneng ea li-transmitter tsa matla a phahameng, joalo ka starpoint, stretchline, le mofuta o leka-lekaneng (CIB). Khetho ea motsoako e tla itšetleha ka ts'ebeliso e khethehileng, joalo ka palo ea lisebelisoa le boemo bo hlokahalang ba ho itšehla thajana pakeng tsa bona.

2. Tšebeliso ea Matla: Matla a ho sebetsana le matla a motsoako ke ntlha ea bohlokoa 'me e lokela ho nkoa ka hloko. Sena se tla hloka ho nyallana le tlhahiso ea matla ea (li) transmitter le litlhoko tse khethehileng tsa seteishene sa khaso. Ka kakaretso, matla a ho sebetsana le matla a phahameng a molemo, empa a tla itšetleha ka litlhoko tse khethehileng tsa matla a seteishene.

3. Marang-rang: Maqhubu a sekhahla a kopantseng a lokela ho ts'oana le lebelo le sebelisoang ke seteishene. Mohlala, seteishene sa khaso sa UHF se tla hloka kompone e sebetsang sebakeng sa maqhubu a UHF, athe seteishene sa seea-le-moea sa FM se tla hloka kompone e sebetsang ho sehlopha sa maqhubu a seea-le-moea sa FM.

4. Analog vs Digital: Khetho ea hore na ho sebelisoa analoge kapa motsoako oa digital e tla itšetleha ka litlhoko tse khethehileng tsa seteishene. Ka kakaretso, likhokahano tsa dijithale li fana ka ts'ebetso e ntle le boleng ba matšoao, empa li ka ba theko e phahameng haholo.

5. Li-Filters tsa Cavity: Li-transmitter tsa matla a phahameng li ka sebelisa li-filters tsa cavity ho fana ka maemo a holimo a ho itšehla thajana pakeng tsa lintho tse kenang le ho ntlafatsa boleng ba matšoao. Litlhoko tse ikhethileng bakeng sa li-filters tsa cavity li tla ipapisa le ts'ebeliso e ikhethileng mme li ka hloka lintlha tse ling joalo ka lebelo la maqhubu.

6. Kemiso le Tlhokomelo: Khetho ea motsoako oa motlakase o phahameng o boetse o lokela ho ela hloko litlhoko tsa ho kenya le ho hlokomela. Ho lokela ho nahaneloa sebaka se teng bakeng sa ho kenya, mofuta oa tlhokomelo e hlokahalang, le boteng ba basebetsi ba koetlisitsoeng bakeng sa ho etsa mesebetsi ea tlhokomelo.

Ka bokhutšoanyane, ho khetha motsoako o motle ka ho fetisisa oa ho fetisa matla a phahameng bakeng sa seteishene sa seea-le-moea ho hloka hore ho nahanoe ka hloko lintlha tse 'maloa, ho kenyelletsa mofuta oa motsoako, ts'ebetso ea motlakase, mefuta ea maqhubu, analog vs digital, li-fit filters, le litlhoko tsa ho kenya / tlhokomelo. Ho bohlokoa ho sebetsa le morekisi ea tšepahalang kapa moeletsi ea ka u thusang ho etsa qeto u na le tsebo ho latela litlhoko le litlhoko tsa hau tse ikhethileng.
U ka khetha li-transmitter joang bakeng sa lits'ebetso tse fapaneng?
Khetho ea motsoako o phahameng oa motlakase bakeng sa mefuta e fapaneng ea liteishene tsa khaso, joalo ka seteishene sa seea-le-moea sa UHF, seteishene sa seea-le-moea sa VHF, seteishene sa seea-le-moea sa FM, le seteishene sa seea-le-moea-moea sa TV se tla ipapisa le lintlha tse fapaneng, joalo ka mofuta o itseng oa maqhubu, maemo a matla le tse ling. litlhoko tsa seteishene. Litataiso tse akaretsang ke tsena:

1. Seteishene sa Khaso sa UHF: Bakeng sa seteishene sa khaso sa UHF, sehokelo se lokela ho etsoa hore se sebetse maemong a maqhubu a UHF, hangata ho tloha ho 300 MHz ho isa ho 3 GHz. Mohokahanyi o boetse o lokela ho khona ho sebetsana le mats'oao a matla a phahameng, a nang le matla a ho sebetsana le matla a ts'oanang le tlhahiso ea matla ea li-transmitter. Ho phaella moo, motsoako o lokela ho ba le maemo a phahameng a ho itšehla thajana pakeng tsa lisebelisoa ho thibela tšitiso le ho boloka boleng ba pontšo.

2. Seteishene sa Khaso sa VHF: Bakeng sa seteishene sa khaso sa VHF, kompone e lokela ho etsetsoa ho sebetsa maemong a maqhubu a VHF, hangata ho tloha ho 30 MHz ho isa ho 300 MHz. Matla a ho sebetsana le matla le litlhoko tsa ho itšehla thajana li tla tšoana le tsa seteishene sa khaso sa UHF.

3. Seteishene sa seea-le-moea sa FM: Bakeng sa seteishene sa seea-le-moea sa FM, motsoako o lokela ho etsoa hore o sebetse ka har'a maqhubu a seea-le-moea sa FM, hangata ho tloha ho 88 MHz ho isa ho 108 MHz. Bokhoni ba ho sebetsana le matla le litlhoko tsa ho itšehla thajana li tla ipapisa le matla a ikhethileng a li-transmitter le palo ea lintho tse kenang tse kopantsoeng.

4. Seteishene sa Khaso sa TV: Bakeng sa seteishene sa khaso sa TV, motsoako o lokela ho etsoa hore o sebetse sebakeng se loketseng sa maqhubu a TV, se fapaneng ho latela maemo a phetisetso a sebelisoang. Mohlala, United States, maqhubu a VHF (54-88 MHz) le UHF frequency range (470-890 MHz) a sebelisoa bakeng sa khaso ea TV. Bokhoni ba ho sebetsana le matla le litlhoko tsa ho itšehla thajana li tla ipapisa le matla a ikhethileng a li-transmitter le palo ea lintho tse kenang tse kopantsoeng.

Ntle le litataiso tsena, lintlha tse ling tse lokelang ho nahanoa ha u khetha mochini o tsamaisang motlakase o phahameng bakeng sa seteishene sa khaso li kenyelletsa litlhoko tse ikhethileng bakeng sa tahlehelo ea ho kenya filthara, karabelo ea khafetsa, le likarolo tse ling tsa ts'ebetso, hammoho le sebaka sa 'mele se fumanehang bakeng sa litlhoko tsa ho kenya le ho lokisoa. . Ho buisana le mofani oa thepa ea hlomphehang kapa moeletsi ea sebetsanang ka ho khetheha le thepa ea khaso ho ka thusa ho etsa qeto e nepahetseng.
Mohokahanyi oa transmitter o etsoa le ho kenngoa joang?
Mohokahanyi oa motlakase o phahameng ke karolo ea bohlokoa liteisheneng tsa khaso e lumellang li-transmitter tse ngata ho arolelana antenna e le 'ngoe. Ts'ebetso ea ho hlahisa le ho kenya mochini o tsamaisang motlakase o phahameng o ka aroloa ka mehato e latelang:

1. Moralo le Boenjiniere: Mohato oa pele o kenyelletsa ho rala sistimi ka kakaretso le ho khetha likarolo tse nepahetseng tse tla kenyelletsoa ho kopantseng. Baenjineri ba hloka ho ela hloko lintlha tse joalo ka maemo a matla a li-transmitters, maqhubu a maqhubu, ho tsamaisana ha impedance le ho sefa.

2. Boqapi le Kopano: Hang ha moralo o phethiloe, likaroloana li etsoa le ho bokelloa ka har'a motsoako. Mokhoa oa ho etsa masela o kenyelletsa ho etsa matlo a tšepe, meaho e ntseng e phahama, le lithapo le lipeipi tse amanang le tsona.

3. Teko le Netefatso: Pele motsoako o kenngoa, o tlameha ho lekoa ka botlalo bakeng sa ts'ebetso ea oona ea motlakase le mochine. Teko e kenyelletsa ho lekola tahlehelo ea ho kenya, bokhoni ba ho sebetsana le matla, le litšobotsi tsa ho itšehla thajana.

4. Tokiso ea Sebaka: Hang ha motsoako o lekoa le ho netefatsoa, ​​sebaka seo se tla kenngoa ho sona se tlameha ho lokisoa. Sena se ka kenyelletsa ho fetola meaho e teng hore e hlome sekopanyi kapa ho aha meaho e mecha ha ho hlokahala.

5. Kopo: Ka mor'a hore tokiso ea sebaka e phethoe, motsoako o isoa setšeng ebe o kenngoa. Sena se kenyelletsa ho hokahanya li-transmitters le li-antenna tsohle ka sehokelo.

6. Ho laela: Qetellong, kompone e laeloa 'me tsamaiso e hlahlojoa hore na e sebetsa hantle hakae. Sena se kenyelletsa ho netefatsa maemo a matla a li-transmitters, karabelo ea khafetsa, le ts'ebetso ka kakaretso.

Ka bokhutšoanyane, mokhoa oa ho hlahisa le ho kenya mochine o motlakase o phahameng o kenyelletsa moralo le boenjiniere, ho etsa le ho kopanya, ho hlahloba le ho netefatsa, ho lokisoa ha sebaka, ho kenya le ho laela. Mohato o mong le o mong o bohlokoa ho netefatsa hore mokopanyi o sebetsa kamoo ho reriloeng kateng 'me o khona ho fana ka matšoao a boleng bo phahameng ba khaso.
Mokhoa oa ho boloka mochini oa transmitter?
Tlhokomelo e nepahetseng ea mochini o tsamaisang motlakase o phahameng o bohlokoa ho netefatsa ts'ebetso ea eona e nepahetseng le ho thibela ho hloleha ha sistimi. Mona ke litataiso tse ling tsa ho boloka mochini o fetisang motlakase o phahameng seteisheneng sa khaso:

1. Tlhahlobo ea Kamehla: Tlhahlobo ea kamehla ea ho kopanya e khothaletsoa ho hlahloba matšoao leha e le afe a tšenyo, ho senya le ho taboha, kapa likhokahano tse hlephileng. Moenjiniere oa RF kapa setsebi se hloahloa se lokela ho etsa tlhahlobo ea kamehla bonyane hang ka selemo.

2. Ho hloekisa: Boloka motsoako o hloekile 'me o se na lerōle, litšila le litšila tse ling. Sebelisa tharollo ea ho hloekisa e se nang conductive ho hlakola libaka tse ka ntle tsa motsoako oa motsoako le li-insulator tsa ceramic.

3. Tlhokomelo ea Sistimi ea Pholiso: Sistimi ea ho pholisa hangata ea hlokahala bakeng sa likhokahanyo tse fetisang matla a phahameng. Sistimi ea ho pholisa e lokela ho hlokomeloa khafetsa, ho kenyelletsa ho hloekisa lifensetere tsa moea, ho lekola maemo a pholiso le boleng ba eona, le ho netefatsa ts'ebetso ea lifene kapa lipompo life kapa life tse sebelisoang.

4. Teko le Teko ea Motlakase: Etsa tlhahlobo ea motlakase le ho lekanya khafetsa ho netefatsa hore kompone e ntse e sebetsa kamoo ho lebelletsoeng. Sena se kenyelletsa ho lekanya tahlehelo ea ho kenya, ho itšehla thajana, le tahlehelo ea ho khutla ea motsoako.

5. Litokiso le Litokiso tse Behiloeng: Litokiso le tse ling li lokela ho hlophisoa kamoo ho hlokahalang. Likarolo tse kang li-filters, li-couplers, le likhoele tsa phetiso li ka 'na tsa fela ha nako e ntse e ea 'me li lokela ho nkeloa sebaka ho thibela ho hloleha hofe kapa hofe ha sistimi.

6. Latela Litaelo tsa Moetsi: Lenane la tlhokomelo ea motsoako le lokela ho latela tataiso ea moetsi. Baetsi ba bang ba ka 'na ba hloka mekhoa e itseng e lokelang ho lateloa bakeng sa tlhokomelo ea lihlahisoa tsa bona,' me tsena li lokela ho lateloa ka hloko.

7. Tlhokomelo ea Litokomane: Boloka tlaleho ea mosebetsi o mong le o mong oa tlhokomelo o etsoang ho kopantseng. Sena se tla thusa ho tseba lintlha tse ka 'nang tsa hloka tlhokomelo e eketsehileng kapa tokiso le ho hlophisa ts'ebetso ea motlatsi ha nako e ntse e ea.

Ka ho latela litataiso tsena, mokopanyi o tla hlokomeloa hantle le ho sebetsa ka bokhabane nako e telele, ho netefatsa mats'oao a khaso a boleng bo holimo a sa sitisoeng.
Mokhoa oa ho lokisa motsoako oa transmitter haeba o sa sebetse?
Haeba motsoako o phahameng oa motlakase o sa sebetse, mohato oa pele ke ho fumana sesosa sa ho hlōleha. Mehato eo u lokelang ho e latela ke ena ho lokisa mochini o fetisang motlakase o phahameng:

1. Tlhahlobo ea Pono: Etsa tlhahlobo ea pono ea motsoako ho fumana matšoao leha e le afe a tšenyo, ho senya le ho taboha, kapa likhokahano tse hlephileng. Lekola bokantle ba kantle ba sebaka se koaletsoeng, li-insulator tsa ceramic, likhokahano le likhoele.

2. Teko ea Motlakase: Sebelisa multimeter kapa analyzer ea marang-rang ho hlahloba ts'ebetso ea motlakase ea motsoako. Sena se kenyelletsa ho lekanya tahlehelo ea ho kenya, ho itšehla thajana, le tahlehelo ea ho khutla ea motsoako.

3. Tharollo ya mathata: Haeba tlhahlobo ea motlakase e supa mathata leha e le afe, qala mokhoa oa ho rarolla mathata ho arola bothata. Hangata sena se kenyelletsa ho lekola karolo e 'ngoe le e 'ngoe ea motsoako ka bonngoe ho tseba hore na motsoako ha o sebetse hantle.

4. Tokiso kapa Phetoho: Hang ha bothata bo arotsoe, karolo e bakang bothata e ka lokisoa kapa ea nkeloa sebaka. Likarolo tse kang li-filters, li-couplers, lithapo tsa phetisetso, kapa li-divider tsa motlakase li ka hloka ho lokisoa kapa ho nkeloa sebaka.

5. Teko le Teko: Ka mor'a ho lokisa kapa ho nkela sebaka se seng, leka kompone hape 'me u netefatse hore e sebetsa ho latela litlhaloso. Ho ka 'na ha hlokahala hore ho hlahlojoe ho netefatsa hore motsoako o sebetsa ka nepo.

6. Litokomane: Boloka tlaleho ea mosebetsi o mong le o mong oa ho lokisa o etsoang ho kopantseng. Sena ke sa bohlokoa bakeng sa ho tseba hore na bothata bo ka hlaha hape joang le ho boloka lirekoto tse nepahetseng.

Ho lokisa motsoako o fetisang matla a phahameng ho ka ba phephetso 'me ho lokela ho etsoa ke setsebi se hloahloa kapa moenjiniere oa RF. Ka ho latela mehato ena, motsoako o ka lokisoa le ho khutlisetsoa ts'ebetsong e feletseng, kahoo ho netefatsa ts'ebetso e nepahetseng ea tsamaiso ea khaso.

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