[Amps] Gassy Tubes/Technology Museum looking for artifacts

Peter Chadwick g3rzp at g3rzp.wanadoo.co.uk
Thu Jul 26 10:22:04 EDT 2007


Does anyone know why the 1625 got a different base to the 807? I read somewhere it was developed for ARC for the Command transmitter, (just as the 12A6 was developed for the receiver) but there doesn't appear an inherent reason why the base was changed.
73
Peter G3RZP


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