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 pa0wmr. Show all posts

Showing posts with label pa0wmr. Show all posts

21 Feb 2014

22 unique spots on 474.2kHz with 15m spaced earth electrodes

After one more night, the total number of UNIQUE stations spotting my QRP ERP WSPR signals has reached 22 with reports last evening from PA0...

21 Jul 2012

472/500kHz transceive transverter

Rev C Transverter (one correction: o/p LPF cap 6n8, not 100n) Armed with the sensitivity data in the last post I have now modified my...

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Roger G3XBM: Burwell, Cambridge, United Kingdom

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