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Collecting, Restoring and Using Vintage Radio edit / delete
Good collection of WW2 radios -- from all over the world.
Pacific T.V. Online Tube Catalog edit / delete
A valve supplier -- but notable also for their collection of schematics, which includes things like VTVMs.
to electronics radio shopping test-equipment valve ... on 02 May 2012
Marilyn News Centre edit / delete
Algorithmic identification of hills. The book on HUMPS is really quite interesting. (Why radio? Because SOTA use a subset of these.)
The Birmingham Ballads - Brian Vaughton edit / delete
to ballad folk music radio radio-ballads recording ... on 22 April 2012
Introduction to linSmith edit / delete
It seems a bit odd to have a package that draws Smith charts rather than just doing the equivalent maths, but anyway...
to radio software to-package ... on 08 April 2012
www.on7yd.strobbe.eu edit / delete
Measurement techniques for 136kHz and 500kHz.
to antenna electronics lf radio ... on 08 April 2012
Relatively simple HF amplifiers based on the 813.
to amp electronics hf radio ... on 30 March 2012
David Knight. Radio, electrical and electronic articles. edit / delete
Impressive section on adding an all-mode converter to an RA17, and an excellent description of the guts of one of the common SGC* autotuners.
to antenna electronics ra17 radio retrotech transverter tuner ... on 30 March 2012
Welcome to the W7GJ Home Page! edit / delete
Reusing broadcast PA modules for 6m, and a surprisingly good homebrew coax relay.
to amplifier electronics pa radio relay ... on 30 March 2012
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tasty by Adam Sampson.