Because of the effects of nearby electrically charged bodies on the action of the valves, it was sometimes necessary to shield them by a covering of copper gauze which was grounded. "Saga of the Vacuum Tube" page 47.
17.Jul.2007 Gerd Junginger
Fleming-Diode*Replika
Bei dieser Röhre handelt es sich um eine Repro, vermutlich um 1950. Herkunft ist leider unbekannt. Sockel: E27. Länge gesamt: 130 mm, Durchmesser: 45 mm.
Quelle: Australischer Sammler
06.Sep.2007 Gerd Junginger
Sammlung GJ Gerd Junginger
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Fleming_Oscillation
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