Alesi nàwɔ Kharchenko antenna na dijitaal TV kple wò ŋutɔ wò asiwo: akɔntabubu, biquadrate ƒe ƒuƒoƒo

Fifia tɔtrɔ gã aɖe le analog television dzi nyadzɔdzɔwo kaka ŋu va zu dijitaal. Tso ƒe 2012 me la, wova da asi ɖe dzidzenu ɖeka dzi na dijitaal television dzi nyadzɔdzɔwo kaka DVB-T2 be woakpɔe femaxee. Be mɔnukpɔkpɔ ma tɔgbe nasu asiwò la, ɖeko wòsusɔ be nàxɔ receiver-antenna, si wò ŋutɔ nàte ŋu awɔ. Tiatia siwo ƒe asi bɔbɔ wu na dijitaal TV si nàte ŋu aƒo ƒu kple wò ŋutɔ wò asiwo dometɔ ɖekae nye Kharchenko antenna.

Kharchenko antenna ƒe nɔnɔmewo kple mɔ̃

Mɔ̃ɖaŋudɔwɔla Kharchenko ƒe ŋgɔyiyi dzie wotu mɔ̃a ŋutɔ ƒe susua ɖo. Antenna la wɔa dɔ le decimeter range (DCV), si xɔ ŋkɔ le ƒe alafa si va yi ƒe nuwuwu la me. Esia nye aperture antenna si wotu ɖe zigzag feed dzi ƒe analogue. Woƒoa dzesia nu ƒu kple kpekpeɖeŋu si nye flat reflector (a solid alo lattice screen – frame si wotsɔ conductive material wɔ), si lolo wu vibrator la 20% ya teti. Le ɖokuitɔdidi gome la, ahiã be woabu geometri ƒe nɔnɔmewo kple nu tɔxɛ aɖe ƒe tiatia ŋu.
Wozãa ƒutsotsoe siwo ƒe vovototo le tsia dzi tsɔ ɖoa ​​television ƒe dzesia ɖe amewo. Wotsɔa antenna la ƒe akpa si wowɔ bɔbɔe la ɖoa ŋkume le nɔnɔme si nye horizontal loop vibrators eve siwo do ƒome kple wo nɔewo sɔ kple wo nɔewo, gake woɖea wo nɔewo ɖa le teƒe si wotsɔ nuɖuɖunana (ka) la do ka kplii. Woɖe didimeawo fia le Kharchenko ƒe nyati si nye “Antenna of the DTSV range” me, eye wobu akɔnta le antenna la ŋu le mɔfiame siwo agbalẽŋlɔla la do ɖa nu.

Nusiwo woatsɔ awɔ Kharchenko antenna kple dɔwɔnuwo

Nusiwo hiã:

• grill-gbadzɛ si wotsɔna ɖaa nu;
• ʋu ƒe amadede si wotsɔna ƒua gbe;
• atike si wotsɔna tsia ami alo acetone;
• drills na drills;
• television ƒe ka si wotsɔna ƒoa ka (coaxial television cable) (si medidi wu meta 10 o);
• PVC pɔmpi XB 50 cm kple didime 20 mm;
• ga dowels na drywall;
• akɔbli ka na ʋuʋudedi si ƒe didime nye milimeta 2 va ɖo 3.5;
• Ga gbadzɛ 2 tsɛwo.

Dɔwɔnu siwo woatsɔ awɔ dɔe:

• gayibɔ si wotsɔna ƒoa gae 100 W;
• screwdriver kple nugbɔ siwo wotsɔna ƒoa nu;
• tu si wotsɔna ƒoa aŋe dzodzoe;
• kaƒomɔ̃wo, kaƒomɔ̃wo, hammer;
• pɛnsil, dzidzenu, hɛ si wotsɔna dzidzea aɖu.

Woate ŋu atsɔ ga siwo menye gayibɔ o (akɔbli, aluminum) kple akɔbli (zi geɖe la, akɔbli) awɔ ʋuʋudedia. Nusi wotsɔ wɔe ate ŋu anɔ ka, fliwo, dzogoewo, pɔmpiwo ƒe nɔnɔme me.

Míewɔa akɔntabubuwo

Le Kharchenko antenna wɔwɔ gome la, ehiã be woazã akɔntabubumɔ̃ alo mɔfiamewo atsɔ awɔ akɔntabubu si sɔ pɛpɛpɛ. Ne èzã mɔ̃ɖaŋununya sia la, àte ŋu abu akɔnta le antenna la ɖoɖo ŋu ne dzesi si gbɔdzɔ gɔ̃ hã – abe 500 MHz ene. Gbã la, ele be nànya alesi DVB-T2 TV dzi nyadzɔdzɔwo kaka zi gbɔ zi eve le miaƒe nutoa me. Àte ŋu akpɔ esia le CETV ƒe anyigbatata si dzi wowɔa dɔ le ƒe nyatakakadzraɖoƒe. Ele be nàdi TV-xɔ si te ɖe ŋuwò wu le afima, kpakple nyadzɔdzɔwo kaka siwo li (television ƒe akpa ɖeka alo eve) kple frequency siwo wozãna na esia. Ne wonya nu tso agbalẽviawo ƒe tsɔtsɔme ƒe asixɔxɔwo ŋu vɔ la, wobua akɔnta le antenna-xɔla si wowɔ la ƒe dzogoe ene me ƒe axawo ƒe didime ŋu. Wonɔa te ɖe dzesi ƒe kaka ƒe tsɔtsɔme dzi ƒoa antenna la ƒe nɔnɔmetata kple nɔnɔmetata nu ƒu. Wozãa Hertz (Hz) tsɔ dzidzenɛ eye wotsɔa ŋɔŋlɔdzesi F dea dzesii.Abe kpɔɖeŋu ene la, àte ŋu azã television dzi nyadzɔdzɔwo kaka zi gbɔ zi geɖe le packet gbãtɔ kple evelia me le Moscow dugã me – 546 kple 498 megahertz (MHz).

Akɔntabubumɔ̃

Wowɔa akɔntabubua le mɔfiame si nye: kekeli ƒe duƒuƒu / ɣeyiɣi ƒe didime nu, si nye: C / F \u003d 300/546 \u003d 0.55 m \u003d 550 mm. Nenema ke na multiplex evelia hã: 300/498 = 0.6 = 600 mm. Ƒutsotsoeawo ƒe didime nye 5, 5, kple 6 dm, le wo nɔewo yome. Be nàxɔ wo la, èhiã na UHF antenna, si woyɔna be decimeter antenna. Le ema megbe la, ele bɔbɔe ŋutɔ be woabu akɔnta le ƒutsotsoea ƒe kekeme le go kemɛ dzi, si woɖe ɖe xɔla la dzi. Enye didime ƒe 1/2, eye wònye milimeta 275 kple 300 na agbalẽvi gbãtɔ kple evelia.

Be woakpɔ egbɔ be woxɔ dijitaal dzesi nyuie la, ele be nugbɔ eve ɖesiaɖe nanye ƒutsotsoea ƒe kekeme ƒe afã le eƒe didime nu. Le ewɔwɔ gome la, anyo wu be nàzã aluminum-nutunu alo akɔbli-tu. Le mɔ nyuitɔ nu la, anyo wu be woazã akɔbli ka (3-5 mm) – eƒe geometry li ke eye wòbɔbɔna nyuie.

Kharchenko antenna akɔntabubu na dijitaal TV: akɔntabubu kple nuwɔwɔ ƒe mɔnuwo: https://youtu.be/yeE2SRCR3yc

Antenna ƒe Takpekpe

Kharchenko antenna wɔwɔ na dijitaal television dzi nyadzɔdzɔwo kaka bia afɔɖeɖe siwo gbɔna:

1. Wokpɔa ƒutsotsoea ƒe polarization kple frequency. Ele be aɖaŋua nanɔ fli me.
2. Wozãa akɔbli abe nusi wotsɔ wɔa biquadreceiver antenna ene. Nuawo katã le dzogoeawo dzi, ele be woaka asi wo dometɔ ɖeka ŋu. Le polarization si le tsia dzi gome la, ele be woatsɔ xɔa aɖo tsitrenu. Le polarization si le tsitrenu me la, wotsɔa mɔ̃a dana ɖe eƒe axadzi.
3. Wodzidzea akɔbli ka la hetsɔnɛ yia didime si wobia (+1 cm) gbɔ. Akɔbli alo aluminum-mɔ̃ (si ƒe didime nye milimeta 12) sɔ. Wokɔa nusi xea mɔ na akɔbli ƒe nugbɔ. Wotsɔa hammer ƒoa ƒu ɖe anyigba sesẽ aɖe dzi. Wodzidzea titina eye wobɔbɔnɛ dzidzenu 90. Ne vise aɖe li la, ekema woblaa ka la heɖoa wo ɖe ɖoɖo nu le wo me. Wowɔa akɔta le alesi wobu akɔntae nu.
4. Le eƒe nuwuwu ɖeka la, wolãa kakɛ sue aɖe le dzogoe si nye dzidzenu 45 dzi be wòazu nugbɔ si le ɖaɖɛ. Wobɔbɔa eƒe nuwuwu evelia, wowɔa ɖoɖo ma ke ɖe edzi. Woate ŋu abɔbɔ dzogoe eveawo siaa vie le ɣeyiɣi ɖeka me. Le titina ememe ʋuƒoawo dzi la, wotsɔa aŋe ƒe faɛl wɔa lãɖeɖe suesuesuewo. Emegbe anya wɔ be woahe nugbɔ eve siawo siwo le ablɔɖe me la ɖekae eye woatsɔ akɔbli ka tsɛ aɖe aɖɔ wo ɖo.
5. Àhiã gayibɔ si wotsɔna ƒoa gae, kpakple rosin si nye tsi alo flux si nàtsɔ awɔ gaze ɖe titina ƒe akpa siwo wobɔbɔ la ŋu. Wowɔa esia le akɔbli ka la ƒe akpa ɖesiaɖe.
6. Woɖea ka si le coaxial la ɖa sentimeta 4-5. Wotrɔa ka alo gotagome kaƒomɔ̃a wòzua ka ɖeka eye woxatsaa wo ɖe ʋuƒoawo dometɔ ɖeka ŋu. Tsɔ ga ƒoe ɖe akɔbli ka la ŋu. Woɖea nusi wotsɔ xea mɔ na elektrikŋusẽnamɔ̃ si le eme la eye woxatsae ɖe ʋuƒo si kplɔe ɖo ŋu nenema ke. Ele be woatsɔ ga aƒoe nyuie, atsɔ aŋetu alé nusi xea mɔ na dzoxɔxɔa ɖe te, elabena dzoxɔxɔa ate ŋu ana wòadzo le mɔa dzi. Gbã la, wodoa dzo na xɔtunua le teƒe si wotree ɖo, eye emegbe wodoa dzo na ʋuƒoa ɖeɖeko.
7. Wotsɔa nylon-ka blaa kaƒomɔ̃a, eye wotsɔa atike si wotsɔna tsia amie ɖea ami ɖae. Wotsɔa tu tsɔa aŋe dzodzoe ɖea teƒe siwo wotrea nu ɖo la ɖe vovo. Woate ŋu azã ɖatutumɔ̃ atsɔ aɖɔ nusiwo gblẽ le nusi wotsɔ léa ɖa ŋu la ɖo.
   

   Le nukpɔkpɔ me la, ele be xɔa ƒe titina dzogoe ememetɔ siwo ɖi nɔnɔmetata enyi la nate ɖe wo nɔewo ŋu (10-12 mm), gake womaka asi wo nɔewo ŋu o. Ne vodada aɖe dzɔ le nɔnɔmetata la ƒe ƒoƒo me, to mm 1 gɔ̃ hã la, nɔnɔmetata la ate ŋu atɔtɔ.

8. Wotsɔa ka la vaa teƒe siwo woate ŋu age ɖo tso axa eve. Ele be woaxe mɔ na nɔnɔmetata la ƒe akpa ɖeka, na esia ta la, wodea akɔbli si klẽna ƒe akpoxɔnu. Wotsɔe kpe ɖe kaƒomɔ̃a ƒe akɔtaɖonu ŋu.
9. Le nusi naa keklẽŋusẽa wɔwɔ me la, wozãa textolite-gbadzɛ siwo ŋu wotsɔ akɔbli fa ɖo tsã. Fifia wozãa ga gbadzɛwo na esia. Azɔ hã, woate ŋu atsɔ grill grate awɔ reflector la. Àte ŋu azã dzoxɔxɔɖɔlimɔ̃ si tso fridzi alo nuɖaze si wotsɔ ƒua gbe na nuɖazewo. Nu vevitɔe nye be xɔa mexɔa gbe le yame o. Ele be nusi wotsɔna klẽna la nalolo wu ʋuʋudedi ƒe xɔtunua.
10. Frame la le nusi le keklẽm la titina. Le eƒe babla gome la, àte ŋu azã ga gbadzɛ eve.
11. Dzesi si le ʋuʋu sesĩe me kaka ɖe mɔ̃a ƒe anyime, eyata anyo wu be woatsɔ amadede atsyɔ antenna la dzi. Wotsɔa aŋe dzodzoe alo nutrenu yɔa nutrenu teƒewo.

Ele be amesi xɔa nu la nanɔ adzɔge tso nusi naa nukpɔkpɔa gbɔ, si wobu akɔnta to mɔfiame si nye: ƒutsotsoe ƒe didime / 7 dzi. Wotsɔa antenna la dana ɖe afisi gbugbɔgagblɔmɔ̃a le.

Alesi woawɔ akɔntabubu nyuitɔwo eye woawɔ Kharchenko antenna la dze le video sia me: https://youtu.be/Wf6DG2JbVcA

Kadodo

Wotsɔa ga ƒoa ka si ƒe tsitretsitsi nye ohms 50-75 ƒe nugbɔ ɖeka ɖe antenna si wowɔ vɔ la ŋu, eye wotsɔa ga ƒoa ka evelia ɖe plug la ŋu. Anyo wu be nàtsɔ ka la aƒo ka na gɔmeɖoanyia tame, eye nàzã ete abe nusiwo wotsɔ blaa nu ene. Digitál TV dzi nyadzɔdzɔwo kaka ƒe nɔnɔmetata kple gbeɖiɖi ƒe nyonyome manɔ te ɖe afisi gbeƒãɖeɖea ase ɖo dzi o, to vovo na analog nyadzɔdzɔwo kaka. Ne wowɔ antenna la nyuie la, dzesi ƒe ɖoɖo ɖe xɔla la adzɔ le nyonyome si sɔ me eye mele be kuxi aɖeke nanɔ anyi o. Gake ne do kpo nu la, dzesia nu ayi keŋkeŋ (gbeɖiɖi kple nɔnɔmetata nu ayi). To vovo na analog television la, dijitaal nɔnɔmetatawo ƒe nyonyome sɔ le television dɔwɔƒewo katã eye vovototo aɖeke mate ŋu anɔ eme o.

Dodokpɔ le nuwɔna me

Ele be woalé ŋku ɖe antenna si woƒo ƒu la ŋu. Be nàdo dijitaal TV kpɔ la, le set-top box si le menu vevitɔa me alo le TV la dzi la, ele be nàwɔ ɖoɖo ɖe televisiondɔwɔƒewo ŋu le ɖokuiwò si. Aɖabaƒoƒo ʋɛ aɖewo koe dɔ sia axɔ. Be nàdi televisiondɔwɔƒewo le asi ƒe nɔnɔme me la, ahiã be nàŋlɔ woƒe frequency. Be màgblẽ ɣeyiɣi ɖe didi blibo wɔwɔ ŋu o, eye ne èɖo mɔ̃wo xoxo hã la, àte ŋu ana ɖoɖo sia nanɔ bɔbɔe. Be woate ŋu awɔ esia la, wotiaa televisiondɔwɔƒe eve, wo dometɔ ɖesiaɖe ɖoa televisiondɔwɔƒe ɖesiaɖe ƒe ɣeyiɣi ƒe didime tso agbalẽvi vovovowo me (multiplex siawo dometɔ ɖesiaɖe zãa ɣeyiɣi ƒe didime ɖeka tsɔ ɖea television dzi wɔnawo katã ɖe go). Be woado mɔ̃ si wowɔ la kpɔ la, esɔ gbɔ be woakpɔe ɖa be television dzi nyadzɔdzɔwo ƒe nyonyome le. Nɔnɔmetata ƒe nyonyome nyui aɖee afia be dɔa sɔ. Esia awɔe be nɔnɔmetata si le nyonyome nyuitɔ kekeake anye alo axɔe, .

Ne nusiwo do kplamatse wo la, àte ŋu adze agbagba atrɔ antenna la, eye nàlé ŋku ɖe nɔnɔmetata ƒe nyonyome ƒe tɔtrɔ ŋu. Ne wole teƒe nyuitɔ si TV ƒe antenna la le dim la, ele be woalée ɖe te sesĩe, gake ele be wòalée ɖe TV-xɔa ƒe mɔ dzi ɣesiaɣi.

Kharchenko antenna nye mɔ̃ si woate ŋu azã le mɔ vovovowo nu eye wòwɔa dɔ nyuie si nana woxɔa dzesi siwo gbɔdzɔ. Woate ŋu atsɔ asi aƒo mɔ̃a nu ƒu eye woazãe ɖe dɔwɔƒea ƒe antenna si me gbeɖiɖidziɖeŋumɔ̃ le teƒe. Antenna wɔwɔ le ame sia ame ƒe ŋusẽ me. Esɔ gbɔ be woadi nusi wotsɔ wɔe, awɔ akɔntabubu nyuitɔwo eye woawɔ ɖe nyatakaka siwo woxɔ le mɔ̃a wɔwɔ me dzi pɛpɛpɛ.