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492 kHz Projects - Pre-Amplifiers

Click to enlarge472 kHz Receive Preamp by M1GEO
Our 472 KHz 630 metre preamp is based on G3YXMs design from The RSGBs LF Today book. We adapted it slightly to better suit 472 kHz (630m) from 501 kHz (600m) among other slight changes.
https://www.george-smart.co.uk/radio/472_khz/472_khz_receive_preamp/


Creation date : 15/09/2018 @ 21:43
Last update : 23/09/2018 @ 18:17
Category : 492 kHz Projects
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