vhf triode

Abstract: 30C15 30C1 Scans-0017393 SIEMENS EDISON SWAN pentode
Contextual Info: EDISWAN MAZDA 30CI5 V.H.F. T r io d e P e n t o d e F r e q u e n c y C h a n g e r Indirectly heated— for series operation _ TENTATIVE_ GENERAL The 30C15 is an indirectly heated triode pentode frequency changer on a B9A base, the triode being identical to that