Tube Pin Diagrams VACUUM TUBE PINOUTS tube amp repair; guitar amp repair; vacuum tubes; electron tubes; valves; tube pinouts; tube basing; tube electrodes; tube pin diagrams
Tube Pin Diagrams 5-pin (e.g. 807) Imagine the key to be opposite to the pin that's off to itself. This means that this "solitary" pin is actually pin 3. Acorn tubes, nuvistors, transmitting tubes, and other oddballs: Consult the manual for pin designation. For more info (including pictures) of various tube bases, consult this Tube sockets site.
Tube Pin Diagrams Generally, when Pin 1 of a metal-envelope tube (except all triodes) is shown connected to the envelope, Pin 1 of a glass-envelope counterpart (suffix G or GT) is connected to an internal shield. Related Pages on RF Cafe - Tube Base Diagrams - A Course in Radio Fundamentals-Vacuum Tubes Sep 1942 QST - Electrons on Parade
Tube Pin Diagrams SUBSCRIPTS FOR MULTI-UNIT TUBES: b = Beam Power Unit. d = Diode Unit. hp = Heptode Unit. hx = Hexode Unit. p = Pentode Unit. t = Triode Unit.