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 g3xdv. Show all posts

Showing posts with label g3xdv. Show all posts

24 Jan 2013

My ERP on 137.766kHz is.......

Thanks to G4FEV , I've just realised that I made a fundamental mistake measuring my field strength, forgetting to turn off the AGC when ...

1 Sept 2010

More results on 137kHz and a better ERP calculation

Today I managed, I believe, for the first time to accurately measure the ERP of my QRPp system on 137kHz. This is the method used: Using ...

24 Aug 2010

62km with QRPp and earth electrodes on 137.675kHz

Today I ran an earth electrode transmission test with Mike G3XDV in Welwyn Garden City 62km away. I put my QRSS3 8-10uW ERP beacon on and ...

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Roger G3XBM: Burwell, Cambridge, United Kingdom

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