Electron Tubes Posted By eectech -
China
Summary: vacuum electron tubes equivalents eimac toshiba eev thomson 1 rf transmitting
Electron Tube Th582 Posted By eectech -
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Summary: electron tube th582 cathode thoriated tungsten heating direc filament voltage 4
Electron Tube Bw1185j2 Posted By eectech -
China
Summary: bw1185j2 ceramic metal teriode coaxial structure hyper vapor cooling anode