Designed to be used in class A, B, C amplifiers. 211 can replace a GL-211 and UV-211. Has a 10v heater, 1250 plate voltage with 100W dissipation. Has a power output of 42.5 watts with 7.5 watts drive at 1250V plate. Manufactured in China by Shino SKU: 211
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: 5725
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
Designed with high transconductance and low plate capacitance allowing for efficient operation in IF and AF amplifiers. New old stock * No longer available for export. MFR: ECG Philips SKU: 5749W