Antique radios, Old Time Radios

CV294
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| Description |
Electrodeless pre-TR. The argon filled glass vial was mounted in a metal plate between two waveguide flanges. The transmitter pulses produced a gas discharge which partially short circuited the resonant slot, so reducing the power to the following TR cell.
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| Information source |
-- Original-techn. papers. Callick, Metres to Microwaves
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CV294: Manufacturer's Literature
Emilio Ciardiello
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