Nyali transceiver manja

Nyali transceiver - chipangizo chimene cholinga popereka chizindikiro cha pafupipafupi zina. Childs, amagwiritsidwanso ntchito ngati wolandirayo a. The mbali yaikulu ya transceiver ndi imatengedwa kuti ndi thiransifoma chokhudzana ndi inductance lapansi. Mbali zosintha nyale ndi otsika-pafupipafupi chizindikiro kufala bata.

Komanso, iwo kusiyana ndi kukhalapo kwa capacitors wamphamvu ndi resistors. opha ndi kuikidwa zosiyanasiyana chipangizo. Kuthetsa zosiyanasiyana kulowelera mu dongosolo Zosefera electromechanical chagwiritsidwa. Masiku ano, anthu ambiri amaika mu unsembe wa transceivers otsika mphamvu 50 Watts.

Transceivers lalifupi yoweyula (HF)

Kuti HF transceiver ndi manja anu, muyenera kugwiritsa ntchito otsika mphamvu thiransifoma. Komanso chisamaliro ayenera kumwedwa za amplifiers. Childs, mu nkhani iyi, mbendera matulukidwe kumawonjezera kwambiri. Kuti athe kuthana ndi phokoso, chipangizo chili zener. Ambiri ntchito transceivers wa mtundu uwu mu kuphana telefoni. Ena kupanga HF transceiver ndi manja anu (nyali) ntchito koyilo, amene ayenera kulimbana kulimbikira pazipita 9 ohms. Afufuze ngati chipangizo chogwiritsa nthawi zonse ali pa gawo loyamba. Pankhaniyi, zikhomo za chiperekedwe kwa malo chapamwamba.

The mlongoti ndi transceiver wagawo kwa HF

The mlongoti kwa wailesi ndi manja ake anapanga ndi ochititsa zosiyanasiyana. Komanso chofunika awiri diode. mlongoti bandiwifi ndi kufufuzidwa kwa transmitters otsika mphamvu. chipangizo china chofunika kwa chinthu ndi monga bango lophimba. Ndi chofunika kwa HIV mbendera ndi inductor kunja kumulowetsa.

Pofuna kuti magetsi ya transceiver ndi manja anu, muyenera mkulu-pafupipafupi jenereta, amene amayendera awiri chosakanizira cha. Komanso akatswiri ntchito capacitors a ubongo osiyana. Zolemba malire voteji chipangizo ayenera kulimbana 50 V malire pafupipafupi mu nkhani iyi si upambana 60 Hz. Kuti athetse mavuto ndi mu atomu kusokonezedwa madera apadera ntchito. chipangizo iwo cholinga komanso anawaonjezera kuwirikiza kawiri voteji.

VHF chipangizo (VHF)

Kupanga VHF transceiver ndi manja anu ndi kovuta. Pankhaniyi, vutoli kupeza ufulu inductor. Iwo ayenera ntchito pa mphete ferrite. Capacitors yabwino ntchito m'njira zosiyanasiyana. opha Only ntchito gawo kosangalatsa. Ntchito Mipikisano njira zosintha sali oyenera transceivers. Chimalepheretsa dongosolo amafuna pafupipafupi mkulu, ndi kuonjezera mwatsatanetsatane chipangizo ntchito zener. Iwo anaika mu transceivers yekha thiransifoma. Kuti transistors si kutenthedwa, akatswiri ena amalangiza soldered Zosefera electromechanical.

Chitsanzo transceivers yaitali yoweyula (LW)

Kupanga kuleza timaganiza transceivers nyali ndi manja anu okha ndi nawo tiransifoma mkulu-mphamvu. Mtsogoleri mu nkhani iyi ayenera kuchita masamu pa njira zisanu ndi chimodzi. Wolandila fezi kusintha anachita modulator, umene ukugwira ntchito pa pafupipafupi 50 Hz. Kuchepetsa kulowelera pa mzere, sefa amagwiritsa osiyanasiyana ambiri. Kuonjezera madutsidwe ena mbendera analandira pogwiritsa ntchito amplifiers. Komabe, imeneyi ayenera kusamalira pamaso pa capacitors capacitance. The transistors mu dongosolo ndikofunika kukhazikitsa thiransifoma lapansi. Zonsezi adzasintha molondola chipangizo.

NKHANI pafupifupi yoweyula chipangizo (CB)

Kupanga sing'anga-yoweyula chubu transceivers ndi manja awo paokha zovuta. zipangizozi ntchito pa LEDs lapansi. Kuwala mababu kale anaika awiriawiri. The cathodes Pankhaniyi n'kofunika angagwirizanitse mwachindunji kudzera capacitors. Vuto la kuwonjezeka polarity kungakhale pogwiritsa ntchito ndi awiri ena resistors pa linanena bungwe.

Kumaliza dera la amagwiritsa kulandirana. mlongoti nthawi ndi nthawi Ufumuyo Chip mwa cathode, ndi mphamvu chipangizo anatsimikiza kudzera thiransifoma voteji. Kukumana zambiri transceivers wa mtundu uwu ukhoza kukhala mu ndege. Pali ukulamulidwa kudzera gulu ulamuliro kapena chosonyeza.

The mlongoti ndi transceiver wagawo kwa NE

Kupanga mlongoti kwa wailesi ya mtundu umenewu akhoza kugwiritsa ntchito koyilo ochiritsira. Kunja kumulowetsa ziyenera olumikizidwa kwa mkuzamawu linanena bungwe. Akutitsogolera mu nkhani iyi ayenera soldered kuti diode lapansi. Kugula pa sitolo mu m'chipinda chapansi pa nyumba.

Kuti unit kwa transceiver a mtundu ntchito kulandirana, komanso jenereta 50 V. The transistors mu dongosolo okhawo kumunda. Kachitidwe kutsamwa chofunika kwa kulumikiza kwa dera la. capacitors Feedthrough mu zidutswa za mtundu uwu ntchito kwambiri kawirikawiri.

Kusinthidwa Transceiver VHF-1

Kuti transceiver ndi manja ake pa nyali angakhale ndi ntchito thiransifoma 60 V. LEDs mu dera la zosungidwazo zimagwiritsidwa ntchito ndi cholinga gawo kuzindikira. Modulators mu chipangizo chimene chaikidwa zosiyanasiyana. Mkulu voteji transceiver anakhalabe chifukwa mkuzamawu mphamvu. Potsilizira pake transceiver kulimbana ndi chifukwa kumwedwa kwa ohms 80.

Kukonza chipangizo ukuyenda bwino, ndikofunika molondola kusintha malo a transistors onse. Monga ulamuliro, zinthu kutseka anayikidwa mu malo chapamwamba. Mu nkhani iyi, kutentha zomvetsa adzakhala kochepa. Mu kukhota otsiriza bala koyilo. Diodes pa makiyi mu dongosolo kufufuzidwa isanapite kusintha chofunika. Ngati chaubale zoipa, kutentha ntchito achuluke zikuchepa kwa madigiri 40 mpaka 80.

Kodi kupanga transceiver VHF-2?

Bwino pindani ndi transceiver ndi manja anu, muyenera kutenga thiransifoma 60 V. Mukafuna katundu ayenera kulimbana pa 5 A. The yekha apamwamba resistors ntchito kuonjezera tilinazo chipangizo. Mphamvu condenser ndi chofunika kukhala wolingana ndi osachepera 5 PF. Calibrated chipangizo pamapeto pake kudzera gawo loyamba. Mu lanu limagwirira loyamba ili anapereka udindo chapamwamba.

Monga magetsi n'kofunika kuyang'ana dongosolo kudzionetsera. Ngati pafupipafupi Kuchepetsa ndi wamkulu kuposa 60 Hz Choncho, kuchepetsa voteji oveteredwa. Madutsidwe, mu nkhani iyi, mbendera akhoza chinawonjezeka ndi mkuzamawu mu atomu. Iwo waikidwa, kawirikawiri pafupi ndi thiransifoma ndi.

HF chitsanzo ndi pang'onopang'ono jambulani

Pindani HF transceiver ndi manja anu si angabweretse vuto. Choyamba, tiyenera kusankha thiransifoma ankafuna. Amagwiritsidwa ntchito zosintha inatha kuti amatha kupirira pazipita katundu mpaka 4 A. Mu nkhani iyi, capacitors ndi amasankhidwa, zochokera tilinazo chipangizo chizindikiro. FETs mu transceivers ndi zachilendo. Komabe, iwo alibe zovuta. Iwo makamaka kugwirizana ndi zolakwa zazikulu mu linanena bungwe.

Izi zimachitika chifukwa cha kuchuluka kwa kutentha ntchito ya Kulumikizana kunja. Kuti athetse vutoli, ndi transistors angagwiritsidwe ntchito ndi kuchonga LM4. conduction timakondanso iwo wabwino. Modulators kwa transceivers wa mtundu uwu ali oyenera okha mafurikwense awiri. Pawiri nyali kumachitika kudzera kutsamwa muyezo. Pofuna kukwaniritsa kusintha mwamsanga amplifiers gawo okha pa chiyambi cha unyolo zofunika dongosolo. Kusintha wolandila ntchito, mlongoti olumikizidwa mwa cathode lapansi.

Mipikisano njira kusinthidwa transceiver

Kupanga Mipikisano njira transceiver ndi manja anu okha ndi nawo thiransifoma mkulu-voteji. Malire katundu ayenera kupirira mpaka 9 A. Mu nkhani iyi, capacitors ali yekha ntchito ndi mphamvu kuposa 8 PF. Zomwe tilinazo chipangizo 80 kV ndi sizingatheke, tiyenera kuziganizira. Modulators ntchito dongosolo la njira zisanu. Kusintha gawo la kalasi ntchito tchipisi SPR.

Direct kutembenuka transceiver SDR

M'khola SDR transceiver ndi manja anu, n'kofunika kugwiritsa ntchito capacitors ndi mphamvu kuposa 6 PF. Ichi ndi chifukwa cha mlili wa tilinazo mkulu chipangizo. Komanso, capacitors izi kuthandiza kwa polarity zoipa mu dongosolo.

Zabwino chizindikiro conduction amafuna tiransifoma osachepera 40 V. Pankhaniyi, iwo ayenera kulimbana ndi katundu pafupifupi 6 V. zipangizo The zambiri cholinga mu magawo anayi. Afufuze transceiver akuyamba pomwepo ndi malire pafupipafupi 4 Hz. Kuthana ndi kuwasokoneza atomu, ndi resistors ntchito chipangizo mtundu kumunda. Zosefera amgwirizano mu transceivers n'zochepa. Zolemba malire voteji kachiwiri gawo chopatsilira ayenera kulimbana pa 30 V.

Kuonjezera tilinazo chipangizo zosintha amplifiers ntchito. Amagwira ntchito angapo transceivers ndi resistors. Kugonjetsa pafupipafupi otsika oscillations zosungidwazo zimagwiritsidwa ntchito stabilizers. Nyali anode dera anaika mu mndandanda kudzera fulumizitsa a. M'kupita kwa chipangizo ndi kufufuzidwa lanu limagwirira ndi dongosolo umboni. Izi zachitika chifukwa gawo lirilonse payokha.

zitsanzo Transceiver ndi nyali L2

Ndi losavuta transceiver ndi manja anu ntchito thiransifoma 65 V. Chitsanzo ndi nyali awa amasiyana kuti akhoza kugwira ntchito kwa zaka zambiri. Opaleshoni kutentha kumene pafupifupi kuzungulira 40 madigiri. Komanso, chonde onani kuti iwo sangathe kulumikiza tchipisi osakwatiwa-gawo. The modulator mu nkhani iyi ndi bwino kuika pa njira zitatu. Chifukwa ichi muyeso wa kupezeka adzakhala kochepa.

Komanso, inu mukhoza tichotse mavuto ndi polarity negative. Capacitors ntchito zosiyanasiyana ngati lonse la transceivers. Komabe, imeneyi, zambiri zimadalira pazipita magetsi unit. Ngati panopa zikugwira ntchito ya gawo loyamba ndi oposa 3, buku osachepera capacitor ayenera 9 PF. Chifukwa cha zimenezi, mungathe kudalira ntchito khola la chopatsilira wa.

Transceivers resistors MC2

Kuti bwino pindani ndi transceiver ndi manja anu ndi resistors amenewa, n'kofunika kusankha stabilizer wabwino. Iwo waikidwa mu zida pafupi ndi thiransifoma ndi. Resistors wa mtundu uwu amatha kupirira 6 A. The katundu pazipita

Poyerekeza transceivers zina ndithu kwambiri. Komabe, payback pakuti ichi kuchuluka tilinazo chipangizo. Chifukwa, chitsanzo akhoza kulephera pamene nyamuka lakuthwa mu voteji pa thiransifoma lapansi. Kuchepetsa kutentha kutayika chipangizo ndi adamulowetsa dongosolo lonse la Zosefera. Iwo ayenera inali kutsogolo kwa thiransifoma ndi kukana kwa pamapeto pake si upambana 6 ohms. Pankhaniyi, mlingo kupezeka ndi zonyozeka.

single sideband chipangizo mafananitsidwe

Kupita transceiver manja awo (chiwembu pansipa) kuchokera thiransifoma 45 V. Chitsanzo cha mtundu kawirikawiri angapezeke mu kuphana telefoni. Band modulator mu dongosolo lake ndi wosavuta. Kusintha gawo mu nkhani iyi ikuchitika mwachindunji kupyolera udindo resistor kosangalatsa.

Kulimbikira Kuchepetsa pamene zikuchepa yafupika. Chifukwa, tilinazo nthawi zonse bwinobwino. Transformers kwa modulators ngati ali oyenera ndi mphamvu osapitirira 50 V. Ntchito munda capacitors akatswiri musati amalangiza dongosolo. Bwino ku maganizo a akatswiri, ntchito Anzawo ochiritsira. Calibration wa transceiver ndi ikuchitika yekha mu gawo lapitali.

Transceiver chitsanzo mkuzamawu PP20

Pangani transceiver ndi manja anu pa mkuzamawu wa mtundu uwu angagwiritse ntchito kunja zotsatira transistors. chopatsilira chizindikiro Pankhaniyi kokha zimafalitsa shortwave. The mlongoti mu transceivers ngati nthawi zonse chikugwirizana kudzera fulumizitsa lapansi. Kupirira voteji tiransifoma ayenera kulimbana pa 55 C. Pakuti chabwino olimba panopa ntchito otsika pafupipafupi inductor. Ntchito ndi modulators, iwo ifeyo.

Chip transceiver bwino kukatenga mu magawo atatu. mozama bwino ndi mkuzamawu pamwambapa. Mavuto ndi tilinazo mu chipangizo zimachitika kawirikawiri. A sangathe wa transceivers deta tinganene kuti ndi otsika madyaidya ndikuledzera china.

ndi tinyanga wa transceivers asymmetrical mphamvu

Transceivers wa mtundu uwu lero n'zochepa. Ichi ndi chifukwa kwakukulukulu otsika pafupipafupi linanena bungwe mbendera. Chifukwa cha ali kukana zoipa zina ndi 6 ohms. Poyankha, kuchepetsa katundu resistor ndi m'chigawo cha 4 A.

Pofuna kuthana ndi vuto la polarity zoipa, masiwichi apadera ntchito. Choncho, kusintha gawo amapezeka mofulumira kwambiri. Sintha zipangizozi mungathe ngakhale mphamvu ya kutali. Tatchulawa mlongoti wa kulandirana uli woikidwa ndi chizindikiro K9. Komanso transceiver ayenera bwino cholinga dongosolo inductance.

Nthawi zina, chipangizo anasonyeza amapangidwa. Mkulu-pafupipafupi madera transceivers nazonso sizachilendo. The mavuto ndi oscillations mu dera ali zimatheka ndi stabilizer ndi. Iwo waikidwa mu chipangizo ali nthawizonse pamwamba thiransifoma lapansi. Khalani iwo Chrixitu nthawi yomweyo zifunika pa mtunda otetezeka. Kutentha ntchito chipangizo ayenera kukhala mozungulira 45 madigiri.

Apo ayi, mosalephera kutenthedwa wa capacitors. Potsilizira pake izi zidzapangitsa kuti spoilage mosalephera. Tangoganizirani pamwamba, choncho ndi transceiver ayenera bwino mpweya wokwanira mpweya. Nyali muyeso Chip wokwera kudzera fulumizitsa lapansi. Nawonso lophimba modulator ayenera olumikizidwa kwa wrapper lakunja.