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Antentop is FREE e-magazine devoted to Antennas and Amateur Radio an
Special page devoted to
Vacuum Tubes
Vacuum Tubes: by Vitaly Brousnikin
Historical notes about development of tubes from early years to our days in the World and in Russia
PDF file, 1.5 MB (ANTENTOP-03-2003, pp.: 92- 100)
Contents for AntenTop 03- 2003
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Last Updated:
February 4, 2018 22:59
