Designed to serve as a voltage amplifier or dual control applications when a grid base pin connection is implemented. New old stock * No longer available for export. MFR: Tung Sol, RCA, GE, Sylvania SKU: 5725W
Special version of the 12AY7. Made with three pieces of mica, halo getter, and black anode plates. New old stock * New Old Stock * No longer available for export. MFR: General Electric Company SKU: 12AY7-6072-JG-GE
Designed to be used in class A,B, and C amplifiers as a passing tube in voltage regulators. New old stock * New In Box * No longer available for export. MFR: GE, Raytheon, CBS SKU: 6216
Designed for use in industrial equipment as characteristics of stability and long life are required. New old stock * No longer available for export. MFR: GE SKU: 6463
Intended specifically for use in mobile communications equipment. New old stock * No longer available for export. MFR: General Electric Company SKU: 6679/12AT7-GE
Designed to function as a UHF power amplifier as well as frequency multiplier. New old stock * No longer available for export. MFR: GE, Raytheon, RCA, Amperex, Motorola, Arcturus SKU: 6939
