Antenna amplifier ya TV: ihame ryimikorere, guhitamo, DIY

Ikibazo cyikimenyetso gikomeye cya TV kidahagije, bitewe nubwiza bwibishusho kuri ecran ya TV bigabanuka, bikemurwa hifashishijwe ibyuma byongera ibimenyetso biva muri antenna ya TV. Urashobora guhitamo igikoresho gikwiye uhereye kurutonde rwicyitegererezo cyiza cyangwa, niba ufite uburambe, kora igikoresho nk’iki wenyine.

Niki Antenna Amplifier ya TV?

Amashanyarazi ya tereviziyo ni igikoresho cyo kongera ibimenyetso bya tereviziyo no kugabanya kwivanga, bitanga ishusho nziza. Igikoresho gifasha kongera ibyiyumvo, kugarukira ku ngaruka z’urusaku, no kwishyura ibyatakaye kuri televiziyo yakiriwe muri kabili ya coaxial. https://youtu.be/GI89hrNQ-BA

Igishushanyo kiranga amplifier kuri antene

Amplifiers kuri antene ya tereviziyo iroroshye kandi irashobora gutandukana mubishushanyo, irashobora kwongerera ibimenyetso byombi kandi bigereranya. Rimwe na rimwe, bigizwe nimbaho ​​ebyiri zifite uburyo bwo kugabanya urusaku. Umuzunguruko umwe numuyoboro mwinshi cyane, uwakabiri ufite capacitori igenzura. Igenzura rifasha kubona ibimenyetso bya TV byiyongera kuri 4.7 dB hamwe na 400 MHz ikora. Kugirango babone ituze, bakoresha stabilisateur hamwe na electrolyte hamwe nikiraro cya diode kirimo umuzenguruko wacyo. Amplifier ihujwe na TV yakira ukoresheje capacitor. Amplifiers zose za antenne zifite ibikoresho byamashanyarazi, gusa aho biherereye biratandukanye (byubatswe ninyuma). Igikoresho cyubatswe gikora neza hamwe na voltage yumuriro uhamye kandi izatwara kugeza kuri V. Niba igikoresho cyaka, uzakenera gusimbuza ibikoresho byose bya antenna. Kubwiyi mpamvu, imbere yimbaraga ziyongera, bizoroha cyane gukoresha ibice byo hanze. Ninini mubunini kandi ifite voltage yinjiza itandukanye bitewe na amplifier (5, 12, 18, 24 V).

Ibyiciro

Kumurongo wumurongo wumurongo wa tereviziyo, intera ya metero (MV) na decimeter (UHF) ikoreshwa. Mugihe cyambere, hakoreshwa inshuro ya 30-300 MHz, naho iya kabiri – 300-3000 MHz. Ukurikije urutonde rwakiriwe, amplifier irashobora kuba:

• umurongo mugari – gutwikira umurongo mugari;
• intera – ikoresha metero cyangwa decimeter intera yo gukora;
• byinshi byashizweho kuri byombi.

Mubisanzwe, hamwe nibimenyetso byiza, amplifier yagutse irahagije. Hamwe no kwakirwa nabi, birakwiye gukoresha igikoresho kigufi, gikora uruhare rwacyo murwego runaka kuruta umurongo mugari.

Itumanaho rya digitale rikorwa hakoreshejwe DVB-T2 . Kumiyoboro ya tereviziyo ya digitale, gusa urwego rwa UHF rukoreshwa, bityo amplifier ya TV ya digitale ya DVB-T2 ikwiranye na tereviziyo ya tereviziyo. Ikizamini cya antenna yongera kuri tereviziyo ya DVB-T2: https://youtu.be/oLRaiYPj6sQ Amplifiers nayo iratandukanye ukurikije voltage isabwa:

1. Volt cumi na zibiri nizo zisanzwe. Bazakenera kongerwaho amashanyarazi yinyongera, mubihe bimwe bishobora kugengwa.
2. Ibice bitanu birashobora guhuzwa na tereviziyo ya TV cyangwa TV ukoresheje umugozi wa coaxial. Nibisanzwe, byashyizwe kuri antene.

Ukurikije ubwoko bwa tereviziyo, ibikoresho byongera byashyizwe muburyo bukurikira:

• antenne;
• icyogajuru;
• umugozi.

Amashanyarazi ya kabili na satelite akoreshwa gake cyane, kuko yamaze kohereza ikimenyetso cyiza cyane. Rimwe na rimwe, amplifier ikoreshwa kuri tereviziyo ya kabili niba umugozi uhujwe na TV nyinshi icyarimwe. Ibikoresho byongera antenna bikoreshwa cyane.

Ibyiza n’ibibi bya TV byongera ibimenyetso bya TV

Mugihe washyizeho umuyoboro wa tereviziyo yo murugo, ugomba kwibuka: niba ukoresheje imiyoboro myinshi yongerera imbaraga, noneho hazabaho kugoreka cyane amashusho. Ni muri urwo rwego, umubare wa antenna wongera imbaraga ugomba kubikwa byibuze.

Amplifier ibiranga harimo:

• ubushobozi bwo kwakira n’ibimenyetso bya TV bidakomeye;
• kuba hari coefficient ntoya;
• amahirwe yo kongera ibimenyetso icyarimwe mumirongo myinshi yumurongo.

Ibibi byibikoresho byongera imbaraga ni:

• niba ikoreshwa rya Broadband amplifier ryakoreshejwe, haribishoboka ko urenza urugero urwego rwa tereviziyo rwemewe rwemewe, bityo rero rugomba kuba rufite ibikoresho bigenzura ibyiciro bitandukanye kugirango bikureho ayo mahano;
• kwishima cyane kubikoresho;
• kwibasirwa n’inkuba;
• amahirwe yo gutakaza ibimenyetso bya TV kubisohoka.

Amplifiers ikosora ibimenyetso kuva antenne kuri TV. Ni muri urwo rwego, guhitamo biterwa n’ahantu hakenewe ibikoresho bya tereviziyo. Amplifier kuri antenne ya TV hanze yumujyi ifasha gukemura neza ikibazo kitoroshye cyo kubona ibimenyetso bya tereviziyo yo mu rwego rwo hejuru.

Ibipimo nyamukuru byo guhitamo ibimenyetso byerekana ibimenyetso bya tereviziyo

Amplifier ya antenne ya tereviziyo yatoranijwe hakurikijwe ibipimo bya tekiniki byigikoresho kandi ukurikije ibintu byo hanze (urugero, aho biherereye nuburyo bwo kwishyiriraho). Ikintu cyingenzi cyane nukuzirikana ibiranga bigira ingaruka kumiterere yikimenyetso cya tereviziyo, aho bitabaza gukoresha ibikoresho byiyongera.

Ikoreshwa rya interineti

Hano hari ibikoresho bitatu bifitanye isano numurongo wa tereviziyo: TV, antene , na amplifier. Mbere ya byose, antenne yatoranijwe. Muri uku guhitamo, birakenewe kuzirikana ubukuru bwerekanwe bugufi hejuru yurwego runini mubijyanye nimbaraga zerekana ibimenyetso. Niba repetater iherereye hafi yakirwa, noneho “all-wave” irakwiriye, irashobora gutwikira intera yagutse. Kwakira ikimenyetso kiva muminara ya TV ya kure bizagerwaho ukoresheje igikoresho cyahujwe nigihe gito (urugero, VHF cyangwa UHF).

Ukurikije igisubizo cyinshyi ya antenne, amplifier yatoranijwe. Niba intera idahuye, igikoresho gihari ntigishobora gukora.

Urusaku

Hifashishijwe amplifier, igipimo cyerekana-urusaku kigomba guhinduka hejuru. Urebye ko buri gikoresho cyakira urusaku rwacyo mugihe cyo kohereza amakuru, uko ibimenyetso byiyongera, nabyo bigira akamaro kanini. Muri rusange biremewe ko agaciro k’urusaku rutagomba kurenza 3 dB. Gusa mubihe nkibi turashobora kuvuga garanti yubwiza bwiza bwogutangaza TV. Ariko, ibikoresho bishya birashobora kugira agaciro kari hasi ya 2 dB.

Inyungu

Kubaho kwa coefficient ishoboka cyane ntabwo byemeza ubwiza bwokwirakwiza. Byongeye kandi, hamwe no gukabya gukabije, ibimenyetso bya TV bizagorekwa ningaruka zinyuranye (gukata cyangwa kurenza urugero). dB ikoreshwa mugupima ibipimo, kandi impuzandengo yacyo ni:

• decimeter – kuva 30 kugeza 40 dB;
• metero – 10 dB.

Duhereye kuri ibi bivuze ko decimeter izaba ifite imiyoboro kuva kuri 20 kugeza kuri 60 ya tereviziyo, na metero – ntibirenza 12. Hamwe no kwiyongera kunguka kuri 15-20 dB, turashobora kuvuga kubisubizo byiza.

Mugihe uhisemo amplifier kubintu, ugomba gushingira kumiterere nyayo nurwego rwo kwakirwa. Nibisanzwe, intera iri hagati yumunara wa TV (relay). Niba umunara wa TV uherereye mumurongo utaziguye, noneho kugura amplifier ntabwo bisabwa.

Antenna ikora cyangwa pasiporo

Antenna yo kwakira ibimenyetso bya TV irashobora kuba pasiporo kandi ikora:

• antenne ya pasiporo yakira ikimenyetso gusa kubera imiterere yacyo;
• amplifier idasanzwe itangwa kuri antenne ikora , yongerera imbaraga ibimenyetso byingirakamaro.

Antenna ikora igomba guhabwa imbaraga zinyongera ziva kumurongo. Nkuko bisanzwe, igikoresho cyongera imbaraga gihujwe ukoresheje adaptate ya 9 cyangwa 12 V.Igikoresho giherereye hanze, ugomba rero kugipfukirana imvura. Witondere kuzirikana amakuru ari mumabwiriza yakozwe nuwabikoze aburira kubyerekeye amahirwe yo kwivanga niba igikoresho cyarakozwe nabi. Antenna ya pasiporo irashobora kandi guhindurwa mubikorwa ikora wongeyeho amplifier kuri yo. Ihitamo rirashobora koroha kuruta mugihe uguze antenne hamwe nigikoresho cyubatswe cyongerewe imbaraga – mugihe habaye gusenyuka kwa amplifier, birashobora gusimburwa byoroshye. Urashobora kubishyira kuruhande rwa antenne ubwayo, ariko muri atike cyangwa mucyumba, bizatanga ubuzima burebure bwigikoresho.

Kora wenyine-antenne ikora hamwe na amplifier ya TV ya Digital:

https://youtu.be/YfR9TgaDf1Q

TOP 6 Amashanyarazi meza ya Antenna kuri TV

Amplifiers zimwe zirazwi kubera ubworoherane bwibikoresho byabo, igiciro gito kandi byoroshye kwishyiriraho. Nibiba ngombwa, urashobora kugiti cyawe kubisimbuza no kubisana. Mugihe ugura amplifier yo hanze, ugomba kwitondera ubukana bwayo. Ibikoresho byo hanze bihindurwa buri myaka 2 nubwo birinzwe. Kubwiyi mpamvu, nibyiza kugerageza gushaka aho amplifier munsi yinzu.

Antenna yongerera imbaraga F-02

Ibikoresho byose byongera imbaraga zikoreshwa na kabili. Ikora amplification yikimenyetso cya tereviziyo muri metero na decimeter intera ikora (1-12 k) na UHF (21-60 k). Inyungu – kugeza kuri 25 dB, ishusho y urusaku – kugeza kuri 2 dB, voltage itanga – 12 V. Igiciro cyagereranijwe – amafaranga 350.

Delta UATIP-03 MV + DMV

Kongera ibikoresho bya Broadband igikoresho cyo gukoresha kugiti cyawe muri metero (kuva kumuyoboro 1 kugeza 12) na decimeter (imiyoboro 21 kugeza 69). Amashanyarazi 12 V. Igiciro cyagereranijwe – amafaranga 672.

SWA-999 kuri “grid”

Amplifier ya antenne yo muri Polonye (“grid”) ifite inshuro ikora kuva kuri 48 kugeza 862 MHz hamwe namashanyarazi ya 12 V. Kunguka – 28-34 dB. Ikigereranyo cyagereranijwe – amafaranga 113.
Amashanyarazi ya Eurosky SWA-999 [/ caption] https://youtu.be/QvRGUGq_eOs

REMO INDOOR USB (BAS-8102 5V)

Antenna ifite intego-nyinshi zongera imbaraga zihindura antenne ya pasiporo igakora kandi igufasha kuvanaho amashanyarazi ya antenna amplifier. Inyungu – kugeza kuri 16 dB. Imbaraga – 5 V. Ikigereranyo cyagereranijwe – 245.

REMO Booster-DiGi (BAS-8207)

Antenna amplifier hamwe nimpuzandengo yinyungu ya 21-69. Amashanyarazi – 12 V. Impamvu y’urusaku – itarenze 2.8 dB. Ikigereranyo cyagereranijwe – amafaranga 425.

Gahunda 21-69 FT ikurikirana

Antenna amplifier ya kabili ifite umurongo uri hagati ya 470 na 468 MHz hamwe ninyungu igera kuri 22 dB. Amashanyarazi – 12 V. Igishusho cy’urusaku – 4 dB. Igiciro cyagereranijwe ni amafaranga 350.

Nigute ushobora gukora antenna yongerera imbaraga TV ukoresheje amaboko yawe bwite?

Ubwa mbere ugomba gutegura ibikoresho nibikoresho:

• isahani ya aluminium;
• insinga z’umuringa;
• inyuguti;
• adapt;
• ibinyomoro, bolts, koza, imashini yikubita wenyine;
• umugozi wa televiziyo;
• umukandara wa reberi uva muri romoruki;
• kaseti;
• wrench hamwe n’inyundo.

Nubwo waba ufite uburambe mubikorwa nkibi, ubushakashatsi burambuye bwamabwiriza buzaba ingirakamaro cyane. By’ingirakamaro byumwihariko ni urukurikirane rwibikorwa nintego ya buri kantu. Algorithm y’ibikorwa niyi ikurikira:

1. Imyobo yaciwe (bitatu muri reberi, imwe mu isahani).
2. Uzakenera kandi umwobo mumutwe hamwe na antenne.
3. Umugozi ugomba kugororwa no guhuzwa kumpera hamwe no kwikubita agashyi.
4. Umugozi uhujwe na adapt kandi ihuza ryitaruye.
5. Ibisobanuro byose bishyira hamwe. Mugusoza, umugozi wumugozi hamwe ninsinga zashyizwe hamwe na kaseti y’amashanyarazi.

Igikoresho cyonyine cyongerewe imbaraga gifite ikindi cyiza – ko bidakenewe kugena igikoresho cyarangiye. Ihujwe byoroshye: ikibaho gihujwe na antenne kandi ireme ryinyungu irasuzumwa. Mugihe cyo gukora igikoresho ntihakagombye kubaho urusaku rudasanzwe. Kuri amplifier, nibyiza gutegura ubwoko runaka bwikingira kugirango birinde ibidukikije. Kugirango ubone ishusho nziza nijwi, ntuzakenera gusa amplifier, ahubwo uzakenera guhitamo ahantu heza ho kuzamuka. Uzakenera kandi inkoni. Byeri Antenna ya TV ya digitale hamwe na amplifier: https://youtu.be/axJSfcThfSU

Mugutangira ibikorwa, birakenewe gukurikirana ubwiza bwikwirakwizwa rya signal ya tereviziyo, kandi nibibazo bibaye, bigomba guhita bikurwaho.

Antenna itera kuri TV yawe izagufasha kwirinda kwivanga nibindi bibazo bijyanye no kwakira nabi TV. Mugihe ugura igikoresho, ugomba kwibanda kubintu byinshi byingenzi, kandi mugihe ubikora wenyine, kumurongo ukwiye wibikorwa no guhitamo neza aho washyira.