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Length: 0:56 -
Rating: 5.0 (4 ratings) -
View: 939 -
Author: dj1wf
This videos shows the SAQ signal reception during an extra test transmission on 17.2 kHz on 10th of January 13.30 UTC. The frontend was a homebrew VLF-conver...
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Length: 1:5 -
Rating: 0 (0 ratings) -
View: 547 -
Author: Kanal von dj1wf
SAQ reception on Monday the 24th of October 2011, 18.00 UTC. It was the 2nd transmission on 17,2 kHz this day. The signal was strong enough to be picked up w...
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Length: 1:43 -
Rating: 5.0 (1 ratings) -
View: 250 -
Author: ช่องของ hs8flu145
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Length: 2:14 -
Rating: 5.0 (1 ratings) -
View: 53 -
Author: 4O6Z
The monoband direct conversion transceiver, building in progress..
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Length: 6:21 -
Rating: 5.0 (14 ratings) -
View: 718 -
Author: N6QW
A couple of questions were asked by viewers. Here are the answers It took me three months to build the radio but many of the building blocks have been used i...
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Length: 4:26 -
Rating: 4.75 (16 ratings) -
View: 1913 -
Author: Stefan0719
Read Description Due a couple of requests on my transmitter videos (requests for range or circuit diagramm) I decided to delvelop a small "pocket" AM transmi...
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Length: 0:32 -
Rating: 5.0 (1 ratings) -
View: 431 -
Author: dw1sco's channel
Direct Conversion Radio Receiver. Hams QSO on 40 meter 7.095MHz prototype of MARSIAN RX. 40 meter DU net DU1VLU net control.
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Length: 2:22 -
Rating: 5.0 (1 ratings) -
View: 318 -
Author: dw1sco's channel
Direct Conversion Radio Receiver. Hams QSO on 40 meter 7.095MHz prototype of MARSIAN RX. 40 meter DU net DU1VLU net control.
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Length: 2:20 -
Rating: 5.0 (7 ratings) -
View: 609 -
Author: N6QW
This is the second generation of the shirt pocket sized transceiver and is much smaller. 2" X 4" X 2" --some of the size is driven by the knobs and controls....
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Length: 2:28 -
Rating: 5.0 (5 ratings) -
View: 376 -
Author: senderjaeger
Weak reception of Radio Djibouti on medium wave 1539 kHz and comparison with the strong shortwave signal on 4780 kHz. Received in Germany on 2 March 2011 aro...
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Length: 0:38 -
Rating: 4.3333335 (3 ratings) -
View: 2795 -
Author: LW2EQS
Aca estoy comparando la recepcion del Yaesu con la de mi Qrp de 80 metros en recepción, el receptor del qrp es de conversion directa y consta solamente de un...
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Length: 3:7 -
Rating: 5.0 (5 ratings) -
View: 2112 -
Author: Yusuke Nishimura
Regenerative Shortwave Receiver for 7MHz SSB/CW (1- Tunable Pre-Sectable RF, Choke Loaded For AF-Out, Using 1-FET, 1-Dual-Gate FET for Regeneration Stage, 2-...
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Length: 1:44 -
Rating: 0 (0 ratings) -
View: 539 -
Author: IK8TNG
Prova ICOM IC-781 dopo aver modificato il secondo mixer, aggiunto il roofing filter inrad con diplexer e sostituzionedella catena dual gate 3sk74 con più per...
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Length: 1:54 -
Rating: 5.0 (3 ratings) -
View: 528 -
Author: snarfusmaximus's channel
A broadcast band regenerative receiver I built using a type 32 tetrode as the detector and a type 30 triode as the audio amplifier. The tuning capaciitor pro...
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Length: 3:59 -
Rating: 4.0 (4 ratings) -
View: 450 -
Author: yc0nsi's channel
This is the original mono-band version from Oak Hills Research (OHR). After some simple alignment procedure, I gave her a "test drive" n worked a couple of E...
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