Guitar Related Ramblings

From the Hammond 1750 output transformer series, this is listed as a drop-in replacement for a Fender Vibrolux Tweed, 5F11  -  they're s...

Yes, this is super nerdy and I may be the only person that will ever find it useful - I combined the specs from the Hammond 125SE series int...

VALVO OC76 GERMANIUM TRANSISTOR DATASHEET

Valvo transistors were produced in Germany, as a subsidiary of Philips (not unlike Mullard in England).   More information on Valvo can be f...

GEC is the General Electric Company of England, not the one from the U.S.A.   These are occasionally branded as Mullard.  Full write-up on G...

Brimar transistors were made by Thorn and were also commonly branded as Mazda.  A full write-up can be found here The AC113 is an audio freq...

Germanium transistors from the former USSR are cheap, generally high quality, available in large quantities and very cheap compared to their...

Transistor  datasheets  from  Mullard for; Germanium:      OC44, OC45, OC70, OC71, OC72, OC74, OC75, OC78, OC81 and OC81D Germanium:      AC...