Welcome to G6ALB's electronics website

Mainly Ham radio equipment and projects using valves [also known as tubes]

When time permits I add to this site, please check back again. 
An 812 triode doing its stuff in my Hartley oscillator transmitter

About, history, links

about & disclaimer
site history

Non valve radio projects

Remote control 'L match' ATU
Coming soon, perhaps:
Transistorised cathode modulator
7 MHz VXO based CW transmitter
CW keyer

Simple computing

A presentation explaining some possible
extensions to the 32-macrocell 'MCPU' design
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last updated: 28th April 2021