Roger G3XBM's (Mainly) Amateur Radio Blog

Simple QRP projects, 10m, 8m, 6m, 4m, FT8, 160m, WSPR, LF/MF, sub-9kHz, nanowaves and other random stuff, some not related to amateur radio.

Showing posts with label fet-1. Show all posts

Showing posts with label fet-1. Show all posts

21 Feb 2012

40m regen receiver kit from OK land

OK1CDJ's version of my simple 40m regen receiver Ondra OK1CDJ has been in touch again recently and he mentioned that he had built a...

19 Oct 2009

Lambda diode circuits

Mike Rainey AA1TJ has some good tunnel diode ideas on his pages but these devices are hard to find these days. Instead one can create a neg...

24 Jan 2009

Update from W2UW on his 20mW transceiver

My FETer (1 FET transceiver for 80m) appeared in SPRAT this month. The circuit is very much based on a 40m transceiver created by Glenn Yin...

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Roger G3XBM: Burwell, Cambridge, United Kingdom

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