Antenne amplificateur pour télé : principe de fonctionnement, choix, DIY

Telewisɔn ka taamasiyɛn barikama tɛ min na, o gɛlɛya min bɛ sɔrɔ telewisɔn ɲɛ kan ja cogoya bɛ dɔgɔya, o bɛ ɲɛnabɔ ni taamasiyɛn bonyalan dɔ dɛmɛ ye min bɛ bɔ telewisɔn antɛni na. I bɛ se ka minɛn bɛnnen dɔ sugandi ka bɔ an ka jatebɔ la min bɛ modeli ɲumanw jira walima ni i bɛ se ka dɔnniya dɔ sɔrɔ, i yɛrɛ ka o minɛn sugu dilan.

Telewisɔn Antɛni Amplificateur ye mun ye?

Telewisɔn ka amplifier ye minɛn ye min bɛ telewisɔn ka taamasiyɛn bonya ani ka dɔ bɔ fɛnw tiɲɛni na, o min bɛ ja ɲuman di. O minɛn bɛ dɛmɛ don ka dɔ fara a ka seli kan, a dan ye mankanw ye, ani ka telewisɔn ka taamasiyɛn sɔrɔlen bɔnɛnenw musaka bɔ kabali coaxial kɔnɔ. https://youtu.be/GI89hrNQ-BA Bamako, Mali

Amplificateur ka baarakɛcogo minnu bɛ kɛ ka ɲɛsin antɛni ma

Telewisɔn antɛniw ka amplifikatɛriw ka nɔgɔn wa u bɛ se ka fɛn caman kɛ u dilanni na, u bɛ se ka taamasiyɛn nimɔrɔ ni analog fila bɛɛ bonya. Tuma dɔw la, u bɛ dilan ni pankurun fila ye ni mankan dɔgɔyali sɛrɛkili ye min bɛ waleya. Circuit kelen ye filɛri ye min bɛ se ka wuli, filanan bɛ ni condensateur de régulation de frequence ye. Regulateur bɛ dɛmɛ ka telewisɔn signal gain maksimali sɔrɔ min bɛ se 4,7 dB ma ni baarakɛcogo 400 MHz ye. Walasa ka sabatili sɔrɔ, u bɛ baara Kɛ ni sabatilifɛn ye min bɛ ni elektrɔli ye ani diode bridge min bɛ a ka sɛrɛkili kɔnɔ. Amplificateur bɛ siri telewisɔn jaabilan na ni kondensatɛri ye. Antɛni ka amplifier (fɔɔnɔ) bɛɛ bɛ ni kuran ye, a sigiyɔrɔ dɔrɔn de bɛ danfara don (a bɛ don a kɔnɔ ani a kɛnɛma). Minɛn min bɛ a kɔnɔ, o bɛ baara kɛ ka ɲɛ ni kuran wulicogo sabatilen ye, wa a bɛna se 10 V ma. Ni fiɲɛbɔlan jeni, aw bɛna a ɲini ka antɛni minɛn bɛɛ falen. O de kama, ni fanga wulilenw bɛ yen, a bɛna nɔgɔya ka baara kɛ ni kɛnɛmafɛnw ye. U bonya ka bon wa u doncogo tɛ kelen ye ka kɛɲɛ ni amplifier (5, 12, 18, 24 V) ye.

Kalanjɛ ni sɛbɛnni

Telewisɔn kanw ka dugukolo kan jikuruw kama, mɛtɛrɛ (MV) ni desimatiri (UHF) fɔcogo dɔ bɛ kɛ. Fɔlɔ la, 30-300 MHz ka fɔlikan bɛ Kɛ, filanan na – 300-3000 MHz. Ka kɛɲɛ ni frequency sɔrɔlen hakɛ ye, amplifier bɛ se ka kɛ:

• broadband – ka bεnkansεbεnba dɔ datugu ;
• range – bɛ baara kɛ ni mɛtɛrɛ walima desimɛtiri range ye baara kama ;
• multibanddesigned ka ɲɛsin a fila bɛɛ ma.

A ka c’a la, ni taamasiɲɛ ɲuman bɛ yen, amplificateur de bande large bɛ bɔ. Ni jaabi man ɲi, a nafa ka bon ka baara kɛ ni minɛn ye min ɲɛsinnen don dɔɔnin dɔɔnin, min b’a jɔyɔrɔ kɛ yɔrɔ dɔ la ka ɲɛ ka tɛmɛ broadband ta kan.

nizɛri kunnafonidi bɛ kɛ ni
DVB-T2 sariya ye . Telewisɔn nizɛrikanw ta fan fɛ, UHF hakɛ dɔrɔn de bɛ baara kɛ, o la, DVB-T2 sariyasen min bɛ telewisɔn nizɛrikan na, o bɛ bɛn telewisɔn nizɛrikan bɔli ma. Antenne amplificateur test pour le télévision numérique DVB-T2: https://youtu.be/oLRaiYPj6sQ Amplificateurs fana bɛ danfara ka kɛɲɛ ni voltage wajibiyalen ye:

1. Volt tan ni fila de ka ca ni tɔw bɛɛ ye. U bɛna a ɲini ka kuran wɛrɛ fara a kan, min bɛ se ka labɛn tuma dɔw la.
2. Volt duuru bɛ ​​se ka don telewisɔn tuner walima telewisɔn na ni kabali coaxial ye. Sariya la, u bɛ jɔ antɛni kan.

Ka kɛɲɛ ni telewisɔn suguya ye, amplifikatɛriw bɛ tila nin cogo la:

• antɛni;
• sateliti kan;
• kabali ye.

Kablon ni sateliti amplifier (fɔlikanfɔlanw) bɛ baara kɛ ni u ye kosɛbɛ, bawo u bɛ taamasiyɛn dɔ ci kaban min ka ɲi kosɛbɛ. Tuma dɔw la, amplifier bɛ kɛ telewisɔn kabɛl la ni kabali sirilen bɛ telewisɔn caman na siɲɛ kelen. Antɛni fanga bonyalanw bɛ baara kɛ ka caya kosɛbɛ.

Telewisɔn ka taamasiyɛnw bonyalanw nafa ni u dɛsɛw

Ni aw bɛ so telewisɔn rezow sigi sen kan, aw ka kan k’aw hakili to a la ko: ni aw bɛ baara kɛ ni ciriw caman ye minnu bɛ se ka fɛnw bonya, o tuma na, videyo kasɛti caman bɛna tiɲɛ. O siratigɛ la, antɛni amplifier hakɛ ka kan ka to a danma.

Amplificateur ka baarakɛcogo dɔw ye:

• se min bɛ mɔgɔ ye ka hali telewisɔn ka taamasiyɛn barikamaw sɔrɔ;
• mankan hakɛ fitininw sɔrɔli;
• se ka taamasiyɛn bonya waati kelen na frequency range caman na.

Fɛnɲɛnɛmafagalanw nafa ye ninnu ye:

• ni amplificateur de bande large bɛ baara kɛ, a bɛ se ka kɛ ko telewisɔn ka taamasiyɛn hakɛ min bɛ se ka don, o bɛ se ka doni ka tɛmɛ, o la, a ka kan ka kɛ ni regulateur ye min bɛ se ka kɛ yɔrɔ wɛrɛw ye walasa ka o gɛlɛya sugu ban
• minɛn in yɛrɛ lawulili;
• sanpɛrɛnw ka teli ka kɛ;
• telewisɔn ka taamasiyɛn bɔnɛni seko la bɔli la.

Amplificateurs bɛ taamasiyɛn min bɛ bɔ anteni la ka taa telewisɔn na, o latilen. O siratigɛ la, sugandili bɛ nɔ bila yɔrɔ la ani telewisɔn minɛnw mago bɛ min na. Amplificateur min bɛ telewisɔn anteni la dugu kɔkan, o bɛ dɛmɛ ka telewisɔn taamasiyɛn ɲuman sɔrɔli ko gɛlɛn ɲɛnabɔ ka ɲɛ.

Telewisɔn taamasiyɛnw bonyalanw sugandili sariyakolo jɔnjɔnw

Telewisɔn antɛni ka amplifikatɛri bɛ sugandi ka kɛɲɛ ni minɛn in ka fɛɛrɛw ye ani ka kɛɲɛ ni kɛnɛmafɛnw ye (misali la, a sigiyɔrɔ ani a sigicogo). Min nafa ka bon kosɛbɛ, o ye ka jateminɛ kɛ jogo dɔw la minnu bɛ nɔ bila telewisɔn ka taamasiyɛn cogoya la, u bɛ baara kɛ ni minɛn wɛrɛw ye minnu kama.

Baarakɛcogo frekansi hakɛ

Minɛn saba bɛ yen minnu bɛ tali kɛ frequency range (fɔkan hakɛ) la: telewisɔn,
antenne , ani amplificateur. Fɔlɔ, antɛni dɔ bɛ sugandi. O sugandili in na, a ka kan ka jateminɛ Kɛ ko minnu ɲɛsinnen dòn kosɛbɛ olu ka fisa ni yɔrɔjanw ye taamaʃyɛn fanga siratigɛ la. Ni seginkanni bɛ jatigila kɛrɛfɛ, o tuma na “all-wave” bɛnnen don, min bɛ se ka yɔrɔba dɔ datugu. Ni i ye taamasiyɛn sɔrɔ telewisɔn sankanso yɔrɔjan dɔ la, o bɛna se ka kɛ ni minɛn ye min bɛ bɛn a ka fɔcogo danma ma (misali la, VHF walima UHF).

Ka kɛɲɛ ni antɛni ka frequency jaabi ye, amplifier bɛ sugandi. Ni range ma bɛn, minɛn min bɛ yen, o tɛna se ka baara kɛ.

Mankan jatebɔ

Ni amplifier dɛmɛ ye, signal-to-noise ratio ka kan ka ladilan ka taa sanfɛ. Ni an y’a jateminɛ ko minɛn kelen-kelen bɛɛ b’a yɛrɛ ka mankan sɔrɔ kunnafonidi waati la, ni taamasiyɛn bɛ bonya, u fana bɛ kɛ nafama ye. A bɛ Sɔn a ma ko mankan nɔfɛta nafa man kan ka Tɛmɛ 3 dB kan. O cogoyaw dɔrɔn de la an bɛ se ka kuma telewisɔn ka taamasiyɛnw cicogo ɲuman garantiw kan. Nka, minɛn kuraw nafa bɛ se ka dɔgɔya ni 2 dB ye.

Sɔrɔ

Coefficient min ka bon kosɛbɛ, o sɔrɔli tɛ garanti di transmission (cikan) jogo ɲuman ma. Ka fara o kan, ni a bɛ bonya kojugu, telewisɔn ka taamasiyɛn bɛna tiɲɛ ni nɔ wɛrɛ ye (a tigɛli walima a doni ka tɛmɛ). dB bɛ kɛ ka paramɛtiri suman, wa a hakɛ danmadɔw ye :

• desimɛtɛrɛ – ka bɔ 30 na ka se 40 dB ma ;
• mɛtɛrɛ – 10 dB.

O la, a bɛ bɔ ko desimɛtiri bɛna kɛ ni kunnafoni ye ka bɔ telewisɔn 20 na ka se 60 ma, ani mɛtɛrɛ – a tɛ tɛmɛ 12 kan.Ni tɔnɔ cayara ni 15-20 dB ye, an bɛ se ka kuma sɔrɔ ɲuman kan.

Ni i bɛ amplifier sugandi ni factor dɔ ye, i ka kan ka sinsin cogoya lakikaw kan ani jaabi hakɛ kan. Sariya la, telewisɔn sankanso (relais) cɛ janya bɛ jate. Ni telewisɔn sankanso bɛ yɔrɔ la min bɛ ye tigitigi, o tuma na, amplifier sanni tɛ wajibiya.

Antɛni min bɛ baara kɛ walima min tɛ baara kɛ

Antɛni minnu bɛ kɛ ka telewisɔn ka taamasiyɛn sɔrɔ, olu bɛ se ka kɛ fɛn ye min tɛ baara kɛ ani min bɛ baara kɛ:

• antɛni pasif bɛ taamasiyɛn sɔrɔ dɔrɔn k’a sababu kɛ a yɛrɛ cogoya ye;
• amplifier kɛrɛnkɛrɛnnen dɔ bɛ dilan antɛni baarakɛta kama , o bɛ dɔ fara taamasiyɛn nafama fanga kan.

Antɛni min bɛ baara la, o ka kan ka di ni fanga wɛrɛ ye ka bɔ ɛntɛrinɛti la. Sariya la, amplifier minɛn bɛ ɲɔgɔn sɔrɔ ni adapteur adapteur ye 9 walima 12 V. Ni minɛn bɛ kɛnɛma, o tuma na aw ka kan k’a datugu sanji fɛ. Aw ye aw jija ka kunnafoniw jateminɛ minnu bɛ a dilabaga ka laadilikanw kɔnɔ minnu bɛ lasɔmini kɛ ko a bɛ se ka kɛ ko fɛn dɔ bɛ se ka don a la ni minɛn in ma sigi cogo jugu la. Antɛni pasif fana bɛ Se ka Yɛlɛma ka Kɛ baarakɛta ye ni amplifier (fɔlikɛlan) dɔ Fàra a kan. O sugandili bɛ se ka nɔgɔya ka tɛmɛ ni aw bɛ antɛni san ni amplifier minɛn dɔ bɛ a kɔnɔ – ni amplifier tiɲɛna, a bɛ se ka wuli nɔgɔya la. Aw tɛ se k’a bila antɛni yɛrɛ kɛrɛfɛ, nka aw bɛ se k’a bila so sanfɛla la walima so kɔnɔ, o bɛna a to minɛn in ka baara kɛ waati jan kɔnɔ.

Antɛni min bɛ baara kɛ i yɛrɛ ye ni amplifier ye telewisɔn numérique kama:

https://youtu.be/YfR9TgaDf1Q Bamako Mali

TOP 6 Antenne amplificateurs ɲumanw telewisɔnw kama

Amplificateur dɔw ka di mɔgɔw ye k’a sababu Kɛ u ka minɛn nɔgɔya ye, u musaka ka dɔgɔ ani u sigili ka nɔgɔn. Ni a mago bɛ a la, aw yɛrɛ bɛ se k’u falen ani k’u dilan. Ni aw bɛ kɛnɛma amplifier san, aw ka kan ka aw janto a sirili la. Kɛnɛmafɛnw bɛ Changé san 2 o san 2 hali ni u lakananen don. O de kama, a ka fisa aw k’a ɲini ka yɔrɔ ɲini amplifier (fɔlikɛlan) kama so sanfɛ.

Antɛni amplifier F-02

All-wave trunk amplifier minɛn min bɛ baara kɛ ni kabali ye. A bɛ telewisɔn taamasiyɛn dɔ bonya kɛ mɛtɛrɛ ni desimɛtiri hakɛ la ni baarakɛyɔrɔ (1-12 k) ani UHF (21-60 k) ye. Tɔnɔ – ka se 25 dB ma, mankan hakɛ – ka se 2 dB ma, ka se 12 V. A musaka jateminɛlen – 350 rubles.

Delta UATIP-03 MV+DMV ka baara ye

Amplifying broadband minɛn min bɛ kɛ ka baara kɛ ni mɔgɔ kelen-kelen bɛɛ ye mɛtɛrɛ (ka bɔ kan 1 la ka se kan 12 ma) ani desimatiri (kan 21 ka se kan 69 ma) hakɛ la. Kuran dilancogo 12 V. A musaka jateminɛlen – 672 rubles.

SWA-999 ka ɲɛsin “grid” ma.

Amplificateur pour l’antenne de la Pologne (“gride”) ni a ka baarakɛcogo bɛ bɔ 48 la ka se 862 MHz ma ani a ka kuran bɛ se 12 V ma. Gain – 28-34 dB. A musaka jateminɛlen – 113 rubles.
Eurosky SWA-999 Amplificateur[/sɛbɛn ɲɛ] https://youtu.be/QvRGUGq_eOs

USB MIN BƐ SƆRƆ (BAS-8102 5V) .

Antenne multi-purpose amplificateur min bɛ antenne passif caman tigɛli kɛ ka kɛ active ye ani ka a to i ka se ka antenne amplificateur ka kuran bɔ a la. Gain – ka se 16 dB ma. Seko – 5 V. A musaka jateminɛlen – 245 rubles.

REMO Booster-DiGi (BAS-8207) Bamako, Mali.

Antenne amplificateur ni gain moyenne ye 21-69 kan. Kuranko – 12 V. Mankan hakɛ – a man kan ka tɛmɛ 2,8 dB kan. A musaka jateminɛlen – 425 rubles.

Planar 21-69 FT seriyali ye

Antɛni amplifier ka kabali min ka frequency bɛ daminɛ 470 na ka se 468 MHz ma ani a ka tɔnɔ bɛ se 22 dB ma. Kuran dilancogo – 12 V. Mankan jate – 4 dB. A musaka jateminɛlen ye 350 ye.

Aw bɛ se ka telewisɔn ka antɛni amplifier dilan cogo di ni aw yɛrɛ bolo ye?

Fɔlɔ aw ka kan ka fɛnw ni baarakɛminɛnw labɛn:

• aluminiyɔmu tabali;
• nɛgɛbere min bɛ kɛ ni nɛgɛ ye;
• bracket (bololanɛgɛ);
• adapteur (adaptɛri) ;
• nut, bololanɛgɛw, kolanfɛnw, yɛrɛ-ta-kurunw;
• telewisɔn kabɛl;
• lastikuw cɛsirilan min bɛ bɔ tarakitɛri la;
• kasɛti min bɛ insulasi;
• clé ni marto ye.

Hali n’a y’a sɔrɔ ko dɔnniya bɛ i la o baara sugu la, ni i ye cikanw kalan ka ɲɛ, o bɛna nafa caman lase i ma. Min nafa ka bon kɛrɛnkɛrɛnnenya la, o ye o walew kɛcogo ye ani fɛn fitinin kelen-kelen bɛɛ kun ye. Waleyaw algorisimu ye nin ye:

1. Dingɛw bɛ tigɛ ka bɔ (saba bɛ lastikuw la, kelen bɛ kɛ tasa kɔnɔ).
2. Aw mago bɛna kɛ dingɛ dɔ fana na bracket ni antenne yɔrɔ la.
3. Fila ka kan ka kɔrɔta ka a siri a dakunw na ni yɛrɛ-boli-kuru ye.
4. Kabila bɛ siri adapɛri la ani jɛgɛn bɛ bɔ a dan na.
5. Fɛn fitininw bɛɛ bɛ na ɲɔgɔn fɛ. A laban na, kabali siriyɔrɔ min bɛ ni nɛgɛ ye, o bɛ lamini ni kuran ye.

Nafa wɛrɛ bɛ a yɛrɛ-falen-falen-minɛn na – ko a man kan ka minɛn dafalen in labɛn. A bɛ siri nɔgɔya la kosɛbɛ: pankurun bɛ siri antɛni la ani tɔnɔ sɔrɔcogo bɛ lajɛ. Minɛn baara senfɛ, mankan wɛrɛ man kan ka kɛ. Anplifiyɛri ta fan fɛ, a ka fisa ka dakun sugu dɔ labɛn walasa k’a tanga sigida laminiko gɛlɛyaw ma. Walasa ka ja ni mankan ɲuman sɔrɔ, i mago tɛna kɛ amplifier dɔrɔn na, nka i mago bɛna kɛ fana a bilayɔrɔ bɛnnen sugandili la. Aw mago bɛna kɛ sanpɛrɛn fana na. Biere Antɛni ka ɲɛsin telewisɔn numɛriki ma ni amplifier ye: https://youtu.be/axJSfcThfSU

Baara daminɛ na, a ka kan ka telewisɔn ka taamasiyɛn bonya cogoya kɔlɔsi, wa ni gɛlɛyaw kɛra, u ka kan ka ban joona.

Antɛni min bɛ i ka telewisɔn bonya, o bɛna i dɛmɛ i kana fɛnw tiɲɛ ani gɛlɛya wɛrɛw la minnu bɛ sɔrɔ telewisɔn ka taamasiyɛnw sɔrɔbaliya fɛ. Ni i bɛ minɛn dɔ san, i ka kan ka i sinsin sariya nafama damadɔw kan, ani n’i yɛrɛ b’a dilan, ka i sinsin walew kɛcogo ɲuman kan ani yɔrɔ sugandili ɲuman kan min bɛ se ka kɛ a sigili kama.