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VOIP Front-End to Analog Switches
Telephone equipment collectors building their own international network using Asterisk. Some interesting stuff in the mailing list archives.
A history of the Radiophonic Workshop's equipment (with much more detail from the 70s onwards).
Old-fashioned computing technology -- building valve machines, restoring an LGP-30, and so on.
to cars retrocomputing retrotech ... on 04 July 2006
About Quad amplifiers, with lots of technical detail. (Indeed, it's almost tempting to try to clone a Quad II...)
to audio electronics retrotech valves ... on 23 June 2006
Creative (and frequently terrifying) modifications to AA5 radios.
to electronics radio retrotech ... on 22 June 2006
Leak amplifiers, tuners, etc.
to audio electronics retrotech ... on 22 June 2006
Ross Revenge - Home Page - The Worlds Most Wonderful Ship
Lots of technical detail about the Radio Caroline ship.
to electric electronics maritime mechanica radio retrotech ... on 22 June 2006
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tasty by Adam Sampson.