Designed to function as a power amplifier tube in TV receivers. This tube is the same as a 6JS6 except for the heater characteristics and ratings. MFR: ECG SKU: 21JS6A-SEL New old stock * No longer available for export.
Designed to function as a power amplifier tube in TV receivers. This tube is the same as a 6JS6 except for the heater characteristics and ratings. New old stock * No longer available for export. MFR: Zenith SKU: 21JS6A-ZEN
Designed for use as a horizontal deflection amplifier in color television receivers. Except for heter characteristics and ratings, the 21JS6A is identical to the 6JS6A.
New Old Stock * New In Box * No longer available for export MFR: Zenith, Westinghouse SKU: 23JS6A-21JS6A-GE
Designed for use as the horizontal-deflection amplifier in color television receivers. New old stock * New in Box * No longer available for export. MFR: Zenith SKU: 26LX6