Amateur Radio Technical Article Archive

For the past 13 years John G8MNY has been producing technical bulletins for distribution by Packet Radio, now the collection of articles is available on the web.

The articles cover a wide range of subjects including Antennas, ATV, Broadcast, Modifications, Power Amplifiers and Portable and Mobile operation.

If you want to know how to make a Slim Jim antenna, a battery charger or a 12V Cow Fence for /P operation there's an article in the archive.

The extensive collection can be downloaded from

Caterham Radio Group -