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Chappy Happy
0
Travel, Audio, and Ham Radio including QRP.
posted by
dzpltnm32y0
Fun with Regenerative Receiver and Plug-In Coils プラグイン・コイル式再生受信機 by Chappy Happy 2,753 views 5 days ago 5 minutes, 32 seconds
Is This a Transistor Radio? by Chappy Happy 1,604 views 10 days ago 5 minutes, 5 seconds
Add a Simple BFO on your SW radio by Chappy Happy 2,278 views 13 days ago 3 minutes, 1 second
40m Direct Conversion Receiver 7MHz ダイレクトコンバージョン受信機 by Chappy Happy 10,837 views 2 months ago 7 minutes, 34 seconds
40m Direct Conversion Receiver Part3 (CW Filter) 7MHz ダイレクトコンバージョン受信機 Part3 (CWフィルター) by Chappy Happy 3,303 views 3 months ago 6 minutes, 11 seconds
40m Direct Conversion Receiver Part2 7MHz ダイレクトコンバージョン受信機 Part2 by Chappy Happy 2,697 views 4 months ago 5 minutes, 56 seconds
40m Direct Conversion Receiver 7MHz ダイレクトコンバージョン受信機 by Chappy Happy 5,475 views 4 months ago 4 minutes, 1 second
Handy Adjustable DC Power Supply by Chappy Happy 766 views 5 months ago 4 minutes, 51 seconds
50MHz Frequency Counter with Signal Generator 50MHz 周波数カウンター by Chappy Happy 1,611 views 5 months ago 4 minutes, 24 seconds
Simple External BFO for SSB/CW reception on your SW radio 簡易外付けBFO by Chappy Happy 7,829 views 6 months ago 5 minutes, 9 seconds
Aircraft Band on Your BC Band Radio AMラジオで航空機無線（エアーバンド）を楽しむ by Chappy Happy 4,323 views 6 months ago 5 minutes, 6 seconds
Dim - Bulb Tester DIY by Chappy Happy 1,160 views 7 months ago 10 minutes, 16 seconds
Emission Tube Tester DIY under $50 by Chappy Happy 2,075 views 7 months ago 10 minutes, 15 seconds
Boy's Radio 2-Transistor Reflex Radio by Chappy Happy 1,734 views 10 months ago 4 minutes, 39 seconds
Philips PHILETTA by Chappy Happy 1,000 views 10 months ago 5 minutes, 17 seconds
Convert Vintage UHF Converter to AM Radio by Chappy Happy 1,498 views 11 months ago 5 minutes, 42 seconds
TRIO 9R59 and TX88A by Chappy Happy 2,057 views 1 year ago 2 minutes, 28 seconds
0-V-2 Shortwave Receiver: 2-Tube Regenerative Receiver 科学教材社風 0-V-2 短波受信機 by Chappy Happy 22,271 views 2 years ago 8 minutes, 40 seconds
The Poor Man's Collins Part2: 1-Tube Regenerative Receiver 無銭家のコリンズ：単球再生式受信機 0-V-1や0-V2を作ったころに思いを馳せて by Chappy Happy 17,372 views 2 years ago 10 minutes, 5 seconds
The Poor Man's Collins: 1-Tube Regenerative Receiver Part1 無銭家のコリンズ：単球再生式受信機 by Chappy Happy 6,467 views 2 years ago 8 minutes, 41 seconds
FETを使った再生式短波受信機：0-V-1 や 0-V-2 を作ったあの頃に思いを馳せて by Chappy Happy 14,134 views 2 years ago 10 minutes
BLACK BOX : 4 Inch Cube LM386 Portable Amplifier, Portable Guitar Amplifier DIY by Chappy Happy 5,921 views 2 years ago 6 minutes, 10 seconds
Build Lafayette KT-135 from scratch Part5: Regenerative Circuit by Chappy Happy 3,361 views 2 years ago 6 minutes, 50 seconds
Build Lafayette KT-135 from scratch Part4: AF Amplifier & Filter Capacitor by Chappy Happy 1,440 views 2 years ago 3 minutes, 12 seconds
Build Lafayette KT-135 from scratch Part3: Assembly by Chappy Happy 1,756 views 2 years ago 5 minutes, 51 seconds
Build Lafayette KT-135 from scratch Part 2 by Chappy Happy 1,335 views 2 years ago 2 minutes, 56 seconds
Build Lafayette KT-135 Regenerative Receiver from scratch by Chappy Happy 2,467 views 2 years ago 2 minutes, 56 seconds
Hello My Subscribers by Chappy Happy 2,932 views 6 years ago 47 seconds
The WBR Regenerative Receiver For 40-Meter Band by Chappy Happy 26,964 views 6 years ago 4 minutes, 21 seconds
80m/40m 2-Band 1.5VDC Regenerative Receiver - 3.5/7.0MHz Regen Receiver by Chappy Happy 28,453 views 6 years ago 3 minutes, 1 second
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