FMUSER 50Ω Solid-state Antenna Tuning Unit ye530-1,700 kHz AM Medium Wave Transmitter Station.

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1. Tech Spec yeFMUSER Antenna Tuning Unit
2. Mamiriro makuru eFMUSER Antenna Tuning Unit
3. Ndekupi Kutenga Yakanakisa AM Tuning Unit?
4. Antenna Tuning Unit: Chii uye Inoshanda Sei?
5. Chii Chimiro Chekutanga cheAntenna Tuning Unit
6. Nei ATU Yakakosha kune Medium Wave Broadcasting?

 

Tech Spec yeFMUSER Antenna Tuning Unit

 

Terms	Specs
Kushanda frequency	531-1700 kHz medium wave (MW) yakazara bhendi
Transmitter Max. Input Power	1KW/5KW/50KW (zvichienderana nezvaunoda)
Passband bandwidth	25 kHz-30 kHz (hafu-simba bandwidth)
Shanduko bhandi bandwidth	30 kHz-80 kHz
Stopband bandwidth	≥100 kHz
Antenna yakamira wave ratio	mukati me ±5 kHz≤1.05, mukati me ±10 kHz≤1.3
Stopband blocking	Kana iyo frequency iri 100 kHz kure nepakati frequency, iyo attenuation ndeye 25 dB.
Dziviriro yemheni	simba remheni rinosara risingasviki 200 mJ

 

Kumbira Quotation

 

Mamiriro makuru eFMUSER Antenna Tuning Unit

• Iyo antenna tuning unit inogona kuiswa kune imwe shongwe imwe frequency, dual frequency, uye katatu frequency, pamwe nepakati wave transmitters eakasiyana masimba masimba.
• Yakasarudzika electromagnetic coupling yekuzviparadzanisa nemheni yekudzivirira tekinoroji, mukuwedzera kune yechinyakare pasi inductance yekudzivirira mheni, capacitive isolation yekudzivirira mheni, uye graphite discharge spherical magineti mhete yekudzivirira, iyo yekupedzisira nhanho yetiweki inowedzerawo electromagnetic coupling yekuzviparadzanisa nemheni kudzivirira, nekuti haisi. mudziyo wechinyakare Iyo yakananga kubata conduction uye chaiyo frequency sarudzo maitiro anoita kuti zvisaite kuti simba remheni rifambiswe zvakananga kune transmitter kuburikidza neantenna network. Dhizaini yeiyi nhevedzano yezvigadzirwa zvetiweki inotora musanganiswa wechinyakare dhizaini dhizaini uye electromagnetic coupling yekuzviparadzanisa nevamwe tekinoroji, kusanganisira yechinyakare L-mhando, π-mhando dhizaini, uye yechinyakare dhizaini yekudzivirira mheni, pamwe netsva yemagetsi coupling yekuzviparadzanisa nevamwe. Kubva 2014, yakashandiswa zvakanyanya mumashandisirwo uye yakagamuchirwa zvakanaka nevashandisi. Parizvino, hapasati pave nekutadza kwekutapurirana kwakakonzerwa nemheni, kana kutadza kwetiweki yemhepo inofefetera.
• Uchishandisa single-chip control, iyo nhanho kukosha kweiyo inductance gadziriso inogona kuve 0.1uH, uye iyo chaiyo yekugadzirisa yakakwira.
• Wireless transmission, uye "control box" uye "tuning box" yakagadzirirwa nekudzivirira mheni kuti iwedzere kuvimbika kwekutonga.
• Iyo inogadziriswa mhando yecoil iri padhuze ne10uH, uye huwandu hwekufananidza nekubvisa zvakare hwakakura kwazvo (iyo yakaedzwa VSWR mukati me1.5 inogona kunyatsoenderana ne50Ω).
• Yakagadzirirwa ne-over-adjustment dziviriro, hapana chikonzero chekufunganya pamusoro pekukuvadza kune coil inokonzerwa ne misoperation.

  

FMUSER: Akanakisa Mugadziri we AM Antenna Tuning Unit kubva kuChina

 

 

FMUSER ndeimwe yevakuru ve AM nhepfenyuro vanogadzira uye vatengesi muChina. Isu tinopa inyanzvi AM (LW/SW/MW) yekutepfenyura michina uye yakazara turnkey mhinduro dze AM nhepfenyuro, kusanganisira kutengeswa kwepakati wave transmitters, 50Ω MW antenna tuning unit (simba rekuisa rinoenderana nesimba rako re AM transmitter), uye akati wandei akakwira-. mhando AM kutepfenyura antennas, dummy mitoro uye zvimwe zvehunyanzvi zvishandiso. 

 

Tarisa yedu 10kW AM transmitter pane-saiti yekuvaka vhidhiyo akatevedzana muCabanatuan, Philippines:

 

 

Tinogona kupa zvakagadzirirwa zvakagadzirirwa zvivakwa zveakakwira-simba antenna anoenderana mayuniti. Izvi zvivakwa zvinoshandisa kukurumidza kuisa system, iyo inogona kubviswa zvachose pakutakura midziyo. Iwo akaiswa furo insulated, ane RF anodzivirira, anogona kuve akashongedzerwa nemagetsi akazara sisitimu inosangana nechero zviyero zvenzvimbo, uye inogona kusanganisira yekudziya / mhepo yekumisikidza masisitimu.

 

Kushandiswa kwezvivakwa izvi kunopfupisa zvakanyanya nguva yekumisikidza pane-saiti. Chivakwa chakaiswa uye chakayedzwa muFMUSER fekitori uye antenna tuning system module yakaiswa. Zvadaro, iyo yese antenna tuning unit inomakwa uye kurekodhwa kuti ikurumidze kusangana panzvimbo yemutengi isati yatumirwa.

 

Iwe unogona kupa akasiyana ma accessories uye sarudzo kune yedu antenna yekufananidza unit, kana kukwidziridza kana kugadzirisa yako iripo system. Izvi zvinosanganisira mica uye vacuum capacitors, yakakwirira-simba zvikamu, RF inductors uye coils, RF ammeters, tower insulators, mwenje magedhi, mwenje chokes, uye makabati.

 

Masevhisi chaiwo anopiwa:

 

• Saiti Kuongorora uye Kuongorora
• Antenna Uye Rf System Dhizaini
• Project Management
• Installation Supervision
• Troubleshooting Uye Maintenance
• Maintenance Inspection
• Antenna System Test
• Electromagnetic Hazard Test

 

Bvunza kotesheni nhasi uye ngatikubatsire iwe kuvaka yako AM radio chiteshi!

 

Bata nesu Nhasi

Zvinokurudzirwa Zvigadzirwa Unogona Kufarirawo

 

High Power Solid-state AM Transmitters Kusvika ku200 kW
1KW AM Transmitter	3KW AM Transmitter	5KW AM Transmitter	10KW AM Transmitter
25KW AM Transmitter	50KW AM Transmitter	100KW AM Transmitter	200KW AM Transmitter

 

Iyo AM Tower Antenna Test Mitoro
1, 3, 10KW AM bvunzo mutoro	100KW AM transmitter bvunzo mutoro	200KW AM transmitter bvunzo mutoro

 

Kumbira quote

 

Medium Wave AM Antenna Tuning Unit: Chii uye Inoshanda Sei?

 

The medium wave antenna tuning unit (ATU) inoreva chidimbu chekubatanidza michina pakati peiyo AM kutepfenyura transmitter uye AM nhepfenyuro antenna.

 

Iyo inotakura inogadzirwa ne AM nhepfenyuro transmitter inotumirwa kune antenna kuburikidza necoax feeder, uye antenna inopenya kunze kwemagetsi mafungu.

 

Iyo antenna tuning unit inodaidzwa zvakare sezvizvi:

 

• Antenna tuner
• Otomatiki antenna tuner
• Antenna kugadzirisa
• Antenna match
• Ant tuner
• Antenna ATU
• Antenna matcher
• Antenna inoenderana unit
• Antenna tuning unit
• Antenna unit
• ATU antenna
• ATU antenna tuner
• Auto antenna tuner
• AM antenna tuning unit
• Antenna impedance inoenderana netiweki
• ATU antenna tuning unit

 

Antenna Tuning Unit Dhizaini: Yakatsanangurwa naFMUSER 

 

Iyo otomatiki antenna tuner ndiro bhiriji rinobatanidza coax feeder, transmitter, uye antenna, nekugadzirisa maparamendi ekutapurirana, antenna tuning unit inokwanisa kuita seamless kuwana iyo impedance yakafanana pakati peiyo yekupedzisira yekupinza yeantenna inotapurira uye yekudyisa uye kudzoreredza. kuita kweiyo antenna inotumira.

 

 

Muchokwadi, mune transmitter antenna feeder system, antenna uye feeder masisitimu maviri.

 

Nekuda kweakasiyana maitiro e impedance, chikamu chemagetsi emagetsi chinoratidzwa kumashure kuti chigadzire mafungu akamira pamutsetse. Huyero hwevoltage peak kune voltage trorough yestanding wave inodaidzwa kuti voltage standing wave ratio.

 

Kana iyo yakamira wave reshiyo yakaenzana ne1, zvinoreva kuti antenna uye feeder zvakanyatsoenderana, uye iyo yakakwirira-frequency simba reiyo transmitter yese inovhenekerwa neantenna. Iyo dhigirii yekufananidza pakati peantenna uye yekudyisa inoyerwa nereferensi coefficient kana yakamira wave reshiyo yekupinda kweantenna.

 

Kune iyo antenna yekufambisa, kana iyo antenna tuning isiri yakanaka, iro rinopenya simba reiyo antenna richadzikira, kurasikirwa kweanodyisa kunowedzera, uye simba remufudzi rinodererawo.

 

Huyero hwemagetsi echiratidzo kune chiratidzo chazvino pakuiswa kweantenna inonzi iyo impedance yekupinza yeantenna. Iyo impedance yekupinda ine chinopikisa chikamu R uye chinogadzirisa chikamu X, kureva, impedance Z=R+JX.

 

Kuvapo kweiyo reactive chikamu kunoderedza kutorwa kwesimba rechiratidzo kubva kune antenna kubva kune feeder. Naizvozvo, iyo reactive chikamu chinofanirwa kuitwa sezero sezvinobvira, ndiko kuti, iyo impedance yekupinda yeantenna inofanirwa kuitwa sekuramba kwakachena sezvinobvira.

 

Naizvozvo, antenna inoenderana unit inowedzerwa pakati peiyo antenna neye feeder.

 

Kutsvaga mimwe michina yekuvaka yakakwana antenna system yenhepfenyuro yako? Tarisa izvi!

 

Coax Connectors	Rigid Line & Zvikamu	RF Cavity Filters	Transmitter Combiners
RF Dummy Mitoro	Kudzivirira Mheni	FM Antennas	FM Transmitters
AM Transmitters	AM Antennas	Zvinotapura TV	TV Antennas

 

Kana iyo impedance hunhu hweiyo feeder iri 50 Ω, nekugadzirisa iyo antenna impedance, iyo yekufungidzira chikamu chekuisa impedance idiki uye chikamu chaicho chiri padyo ne50 Ω mukati meinodiwa yekushanda frequency renji kuitira kuti iyo impedance yekupinza yeantenna ive. Z=R = 50 Ω, uye yakanaka impedance inofananidzwa pakati peantenna neiyo feeder inowanikwa. Mukuyedzwa chaiko, isu tinowanzo shandisa vector network analyzer kuyera impedance.

 

 

Chinangwa chekumisikidza antenna yekufananidza unit ndeyekudzikisa iyo yakamira wave ratio, kuderedza simba rinoratidzwa, kunatsiridza kutapurirana kwakanaka, kana kunatsiridza kutapurirana.

 

Kugadzirisa iyo AM antenna tuning unit, kune rimwe divi, antenna inofanirwa kunge iri mune resonant state, uye kune rimwe divi, iyo impedance yeantenna inofanirwa kufananidzwa neyekutapurirana feeder mushure mekushandurwa netiweki inoenderana.

 

Ehe, kunyangwe antenna yakanyatsogadzirwa uye yakarongedzwa inogara iine diki reactive chechikamu kukosha mune yayo yekupinza impedance.

 

Yakakurudzirwa AM Transmitter Antennas yeAntenna Tuning Unit

 

FMUSER Shortwave (SW) Antenna Solutions Shanyira Zvimwe
Omin-quadrant SW Ant	SW Omni-yakawanda-yakadyiswa Ant	SW Rotatable Ant
SW Inotenderera Curtain Arrays	SW Curtain Arrays HRS 8/4/H	SW Cage Antenna
SW Curtain Arrays HRS 4/4/H	SW Curtain Arrays HRS 4/2/H	SW Curtain Arrays HR 2/1/H
	FMUSER shortwave transmitter antenna mhinduro - Shanyira zvimwe
SW Curtain Arrays HR 2/2/H

 

Bata Nyanzvi dzedu

 

FMUSER Medium Wave (MW) Antenna Solutions Shanyira Zvimwe
Kugamuchira Omni MW Ant	MW Shunt Fed Ant	Directional MW Ant

 

Kumbira quote

 

Nei Antenna Tuning Unit Yakakosha kune Medium Wave Nhepfenyuro?

 

Kazhinji kutaura, chiteshi chepakati wave transmitter chine zvinotevera zvakajairwa zvekufambisa michina:

 

• Brass hard feed chubhu
• Various feeders uye connectors
• medium wave transmitter
• Medium wave antenna tower
• MW Antenna Dummy Load
• Antenna inoenderana unit

 

Pakati pavo, mabasa makuru eiyo antenna tuning unit ndeaya:

 

1. High-frequency feedback kudzvinyirirwa
2. Impedance kuenzanisa
3. Dziviriro yemheni

 

Midziyo iri mukamuri yekutapurirana inosanganisira mapombi endarira akaomarara, mafeeders akasiyana-siyana uye majoini, uye epakati wave transmitters, nepo medium wave antenna tower uye AM antenna tuning unit inowanzoiswa kunze (iyo antenna inogadzirisa network system inogonawo kuiswa mukati. iyo wave transmitter).

 

Antenna Tuning Unit yakazvarwa nekuda kweKuchinja MW Transmission Conditions

 

Nekuda kwekugadzikana kwemamiriro ekunze, kuchengetedza kwemidziyo yemukati kuri nyore kuita, nepo kuchengetedzwa kwekunze kwepakati-wave transmission midziyo kwakanyanya kuoma, kunyanya kuisirwa uye kutumwa kwepakati-wave antennas uye ATU antenna tuning units - kunobva mubasa iri Zvizhinji zvadzo zvinoitirwa munzvimbo yekunze, saka nzvimbo yekushanda ichave yakashata uye dambudziko rekugadzirisa dambudziko richava rakakwirira.

 

Uye zvakare, nekuvandudzwa kweguta, iyo antenna network inoparadzwa zviri nyore, iyo yakatenderedza electromagnetic nharaunda yawedzera kuoma, uye huwandu hwevanotapurirana nekuda kwekutadza kweantenna uye feeder yakawedzerawo. Iyo frequency yedebugging network yave kuwanda uye kuwanda kupfuura kare.

 

Iyo Antenna Tuning Unit ndiyo Ultimate Network yeTransmitter Station

 

Izvo zvakakosha kuti titaure kuti iyo impedance yekupinza yeantenna inowanzoenderana neiyo geometric chimiro uye kuwanda kwemafungu eredhiyo anouya. Pano, seti yeantenna tuning mauniti inoenderana neiyo impedance yekupinza yeantenna uye hunhu impedance yefeeder inodiwa kuti igone kuburitsa iyo transmitter. Iyo yakakwira-frequency simba inogona kuendeswa kune antenna zvakajairika.

 

Panguva imwecheteyo, seyekupedzisira network ye transmitter system, iyo ATU antenna tuning unit haina hukama chete nekuti iyo transmitter inogona kuvhurwa zvakajairika, asiwo kumhando uye kuchengetedzeka kwechiratidzo chinofambiswa neanotapurirana. Kana zvangooma kugadzirisa kukanganisa, zvinozoita kuti nhepfenyuro imire kwenguva yakareba. kutepfenyura (uye kutaura zvazviri, izvi zvinowanzoitika), izvo zvinokuvadza zvisingaite mari yenhepfenyuro.

 

Kuchengetedza Kwakanaka kweAntenna Tuning Unit kwakakosha

 

Iko kuiswa kwakatsetseka, kugadzirisa, uye kuchengetedza kweantenna network system kwakakosha kune yega yega chiteshi.

 

Nekuda kwezvinangwa zvakasiyana-siyana, iyo yepakati wave transmitter kamuri munyika zhinji/matunhu haigone kuvaka imba inofananidzwa, uye inogona chete kushandisa bhokisi rinofananidza. Zvakajairika kuenzanisa bhokisi kuisa zvinodiwa ndezvi:

         

• Ukuru hwebhokisi hunofanira kunge hwakakodzera nzvimbo ichaiswa.
• Paunenge uchigadzirisa nzvimbo yemukati yebhokisi, funga saizi yeinductor inodiwa uye bvumira kuti iiswe.
• Nekuda kwebasa rekunze renguva refu, zvinofanirwa kutariswa kuti zvinhu zvebhokisi zvinofanirwa kusapinda mvura, zvisingatsva nemoto, zvisingaite ngura, zvisingaite guruva, uye yakasimba.
• Huremu hwakazara hwebhokisi hunofanirwa kuve hwakakodzera kuisirwa uye funga nezvekutakura-kutakura kwedanda.
• Gonhi rebhokisi rinofanirwa kuvharika kusvika pazvinobvira kuyerwa nekugadzirisa, uye gonhi rebhokisi rinogona kuvhurwa kumberi nekumashure kana mamiriro achibvumidza.

 

Zvisinei, kushandiswa kwemabhokisi ekufananidza kuchaderedza zvikuru nhamba yezvikamu zvichaiswa. Iko hakuna zvikamu zvakawanda uye nzvimbo shoma yekuisa, uye kugovera paramita kwakaoma, izvo zvinowedzera kuoma kwekuisa, kugadzirisa, uye kugadzirisa.

 

Zvinokurudzirwa Zvigadzirwa Unogona Kufarirawo

Kusvikira 1000 Watts Low Power FM transmitters	Kusvikira 10000 Watts High simba FM transmitters	Transmitters, antennas, tambo FM transmitter mapakeji
Radio studio, transmitter chiteshi Radio Station Equipment	STL TX, RX, uye antenna STL zvikamu	1 kusvika 8 bays FM antenna mapakeji FM Antenna System

 

Antenna Tuning Unit: Zvirinani mhinduro yeChinyakare Antenna Tuning

 

Muchina wekuburitsa network yezvechinyakare transmitters haigone kusangana nezvinodiwa zvezuva nezuva

 

Nekukurumidza kusimudzira tekinoroji muindasitiri yekutepfenyura, iyo yepakati wave transmitter yave kushandisa zvishoma nezvishoma mamwe matekinoroji echizvino-zvino, ayo asingangozadzise zvinodiwa zvekushandisa zveanotepfenyura asiwo anovandudza zvakanyanya kushanda zvakanaka. Sechigadzirwa chenguva nyowani, iyo-solid-state medium wave transmitter ine zvakanakira kuchengetedza kwezvakatipoteredza uye yakaderera simba rekushandisa.

 

Parizvino, iyo yepakati wave nhepfenyuro transmitter ndiyo inonyanya kushandiswa muindasitiri yekutepfenyura yeTV. Iyo inoderedza zvakanyanya mutengo wekuchengetedza nekudzivirira kweanotumira uye inoderedza kushandiswa kwezviwanikwa uye basa revashandi vane hukama. mutoro.

 

Zvinofanira kutaurwa kuti budiriro huru mune yepakati wave transmission tekinoroji ndeyekutsvagisa uye kushandiswa kwe10kw yese-yakasimba-nyika yepakati wave nhepfenyuro transmitters. Kuenzaniswa neyakapfuura yepakati wave transmitter, kushanda zvakanaka kwechishandiso kwakagadziridzwa zvakanyanya uye gadziriso iri nyore, iyo inovimbisa kushanda zvakanaka kwehurongwa hwese.

 

Iyo yechinyakare transmitter-padivi gadziriso inoshandisa inobuda network yemuchina kuti ienderane nedetuned antenna network, iyo isingango wedzera kurasikirwa kwekutapurirana asiwo haigone kuvimbisa kushanda kwakajairika kwemuchina.

 

Kunyangwe yazvino yese-yakasimba-nyika yepakati wave transmitter inotora yakasanganiswa chaiyo dhizaini dhizaini, izvo zvinodikanwa zvenzvimbo yekushanda zvinovandudzwa, uye kuzvidzivirira uye kugona kwekutarisa kweiyo transmitter kunowedzerwa. Nekuchinja kudiki, iyo transmitter inogara ichidonhedza simba kana kudzima otomatiki.

 

Dhizaini isina kukwana yeMedium Wave Transmitter

 

Uyezve, nekuti iyo anti-kupindira kugona uye yakaderera voltage kuramba kwesimbi oxide semiconductor munda effect transistor inoshandiswa mune-yakasimba-state-yepakati-wave transmitter haina kunaka zvakakwana, ichava nemhedzisiro yakaipa pane antenna network panguva yekushanda. .

 

Kunyangwe iyo transmitter inogona kufambisa zvakagadzikana uye nekuvimbika uye kuwana iyo yakanyanya simba rekufambisa inokanganiswa zvakanyanya nedhizaini yeantenna tuning unit.

 

Kubuda kweiyo adaptive network kwachinja yechinyakare antenna-feeder system nekufananidza uye kudhirowa kumagumo ekufambisa. Kana iyo antenna impedance ichichinja nekudziya kana humidity, iyo impedance yekupinda yeantenna inogadzirisa network inotsauka kubva pa50Ω. Nekugadzirisa iyo adapta network, Iyo impedance yeantenna tuning unit inofananidzwa zvakare ne50Ω, kuitira kuti ive nechokwadi chekuti transmitter inowana yakanyanya kutapurirana maitiro.

 

Sezvo iyo adapta network isiri-contact gadziriso, kugadziridzwa hakukanganise nhepfenyuro yakajairika yemupepeti, uye hapana chiitiko chekuti kugadzirisa kwakaoma kana kusagoneka kugadzirisa mushure menguva dzinoverengeka dzekugadzirisa.

 

Chii Chimiro Chekutanga cheAntenna Tuning Unit

 

Iyo antenna tuning unit inonyanya kuumbwa netiweki inoenderana, inovharira network, absorption network, preset network, mheni kudzivirira system, uye zvimwe zvikamu.

 

Mumashandisirwo anoshanda, nekuti iyo yepakati wave antenna yakakwira zvakati, inokanganiswa nyore nemheni uye electromagnetic nharaunda. Kuti uve nechokwadi chekuchengetedza uye kushanda kwakajairika kweiyo transmitter, vamwe vatengesi veantenna network vanoisa mabhora ekuburitsa magirafu pamusuwo we antenna kuti abudise. Kana wedzera inovharira network uye mheni yekudzivirira system kune inoenderana network.

 

Kufananidza Network ye Antenna ATU

 

Kukosha kwekuvapo kweiyo network inoenderana kuita iyo-solid-state yepakati-wave nhepfenyuro transmitter uye feeder hunhu kuramba yakabatana kuitira kuti iwane masetirwo etiweki munzvimbo inowirirana. Iyo yekufananidza network haina chekuita nekushanda kwakatsetseka kweiyo-solid-state yepakati-wave nhepfenyuro transmitter. underestimated effect.

 

Iyo antenna inofananidzira unit itiweki yakaiswa yekubatanidza isina musono pakati peiyo transmitter yepakati wave transmitter uye hunhu hwekupokana kweiyo feeder, uye network inoiswa munzvimbo inoenderana kuitira kuti iyo yese transmitter yepakati wave transmitter inogona kunge iri mumhepo. good operation state.

 

Chinangwa chekuwedzera network inoenderana kune antenna feeder system ndeyekuita iyo impedance yeantenna uye impedance yeanodyisa yakaenzana kana yakafanana. Kune mafomu matatu ekufananidza network: Γ chimiro, T chimiro, uye Π chimiro, iyo Γ chimiro chakakamurwa kuita yakanaka Γ chimiro uye inverted Γ chimiro.

 

Iyo Γ-yakaita network iri nyore, ine maviri chete (mapoka maviri) zvikamu, inductor, uye capacitor. Muchirevo, iyo Γ-yakaita network inogona kufananidza chero impedance kune impedance yatinoda. Iyo Π-yakaita network ine zvikamu zvitatu, uye inductance kana capacitance yeruwoko rwakateedzana inoonekwa seyakatevedzana yekubatanidza maviri inductances kana capacitor, ipapo iyo Π-yakaita network inogona kutorwa seyakatevedzana yekubatanidza ye inverted Γ uye a. zvakanaka Γ network. Mukugadzirwa kwakawanda, zvinodikanwa kuti usarudze fomu ine chimiro chakareruka zvakanyanya sezvinobvira kufambisa debugging. Kana iyo impedance yekupinza yeantenna iri R Z0 (feeder impedance), iyo inverted Γ chimiro inosarudzwa.

 

Iyo Γ-yakaita network iri nyore, ine maviri chete (mapoka maviri) zvikamu, inductor, uye capacitor. Muchirevo, iyo Γ-yakaita network inogona kufananidza chero impedance kune impedance yatinoda. Iyo Π-yakaita network ine zvikamu zvitatu, uye inductance kana capacitance yeruwoko rwakateedzana inoonekwa seyakatevedzana yekubatanidza maviri inductances kana capacitor, ipapo iyo Π-yakaita network inogona kutorwa seyakatevedzana yekubatanidza ye inverted Γ uye a. zvakanaka Γ network. Mukugadzirwa kwakawanda, zvinodikanwa kuti usarudze fomu ine chimiro chakareruka zvakanyanya sezvinobvira kufambisa debugging. Kana iyo impedance yekupinza yeantenna iri R Z0 (feeder impedance), iyo inverted Γ chimiro inosarudzwa.

 

Kuvhara Network ye Antenna ATU

 

Chikonzero nei paine chinovharira network ndechekuti inotamisa antenna yepakati wave transmitting station ine hunhu hwekudzoreredza.

 

Mukukosha, iyo antenna inoenderana neyuniti ndeyeese ari maviri ekufambisa antenna uye antenna inogashira, uye kazhinji, chiteshi chekufambisa hachina antenna imwe chete yekufambisa uye frequency, saka antenna inotarirwa kune yakakwira-frequency mhinduro, uye yakakwirira-frequency. chiratidzo chiri pedyo chinogamuchirwa neruseri. Mukamuri yekusanganisa, iyo yakakwira-frequency voltage inodzoserwa kuendeswa kune transmitter kuburikidza neantenna network uye feeder. Nekuwanda kweiyo yakakwira-frequency voltage, iyo waveform ichachinja zvisingaite, mhando yechiratidzo chinotapurirwa inodzikiswa, uye ichakanganisawo mutakuri. Equipment uye chengetedzo zvinotamba.

 

Iyo inovharira network inobvisa kupindirana pakati peaviri-frequency maseketi uye inovandudza iyo chiratidzo chekubuda kwemhando kuburikidza nekubatana kwakafanana kweiyo resonant maseketi.

 

Muchidimbu, mhedzisiro yekuvharira network ndeiyi:

 

• kuburikidza neiyi frequency chiratidzo
• Vhara mamwe ma frequency signals

 

Kana uchipfuudza chiratidzo cheiyo frequency, iyo impedance haifanire kunge yakakura. Kana ichivharira chiratidzo cheimwe frequency, kwete chete kupindira kukuru kunofanirwa kuratidzwa kune imwe frequency, asiwo yakakura impedance inofanirwa kuratidzwa kune yepamusoro uye yakaderera mativi ma frequency eimwe frequency, ichivharira iyo isingakoshi frequency. frequency.

 

Absorption Network of Antenna ATU

 

Kukosha kwekuvapo kweiyo absorption network kudzikisa kukwira kwevoltage yedunhu uye kudzivirira kuwandisa kumagumo ese e capacitor kubva mukukuvadza midziyo uye kukonzera kukundikana.

 

Pre-tuned network of Antenna ATU

 

Iyo pre-adjustment network ndeyekufananidza iyo antenna impedance, kunyanya nekuwedzera inductance pazasi peantenna uye iyo antenna impedance inopindirana kuti iite chikamu chakakodzera chekuita kufambisa dhizaini uye kugadzirisa kweiyo inoenderana network.