see video notes on the VIDEO's DESCRIPTION tab...
- at the 'Watch on YouTube' website
for more info on this setup
Added by Chuck aa0hw on March 31, 2022 at 9:52am — No Comments
Brief demo of the KK7B High Performance Direct Conversion Receiver on the VLF BAND - 16Khz CW ....using the KK7B -1 KHZ - on board - CW audio filter kk7b antenna = ferrite…Continue
Added by Chuck aa0hw on March 26, 2022 at 9:56am — No Comments
Brief demo of using a TESLA COIL with a ferrite core, self resonant at @ 75Khz - sending QRQ CW at 75 wpm The tesla coil primary winding is about 7 turns, fed by a 10 watt audio amp both TX/RX use soundcard SDR's with soundcards operating at 192Khz sample rate using the RECRI KEYER SDR modules and CW KEYBOARD to modulate and demodulate at…Continue