Receptor de conversão direta simples para 40 mts. Parte 1
Nesse vídeo eu apresento um dc receiver que é o primeiro de uma serie destes receptores.
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Receptor de conversão direta Parte 2 VFO PTO.
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33 - All Analog Direct Conversion Receiver
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Voyager VR 95 from Mr. João Gilberto of Morro Agudo, SP
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40m Direct Conversion Receiver 7MHz ダイレクトコンバージョン受信機
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Wow: Clever VLF Alternative to Coil Antenna (EP171)
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Very simple MW Superheterodyne radio.
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Not QRP: 20 watts from just 2 transistors
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The Only 5 Hi-Fi Amplifiers You Can Still Trust (The Buy It For Life List)
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FM Crystal Radio
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HF RECEIVER FOR SHORTWAVE WITHOUT COILS
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Super Regen Part 2
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1Q5 Regenerative Radio Receiver
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9 Vintage Turntable Brands Ranked From WORST to BEST
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How Good is Your CB Antenna? (Tier List)
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Your first radio transmitter you built yourself (no soldering, 500km range)
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Minduin - Qrp am 40mts com Mosfet.
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40m Direct Conversion Receiver 7MHz ダイレクトコンバージョン受信機
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Shortwave Crystal Set!
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Simple Regenerative Receiver For The 40m Amateur Radio Band
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