Designed for service in the output stage of audio amplifiers where high output and low harmonic distortion are desired. MFR: National Union SKU: 45 New old stock * No longer available for export.
Designed for use in resistance coupled circuits as a voltage amplifier or phase inverter. The TungSol 6SL7GT round plates are considered by some to be the best 6SL7 tubes available.
New old stock * No longer available for export. MFR: Tung-Sol SKU: 6SL7GT-TS
Designed for service in the output stage of audio amplifiers where high output and low harmonic distortion are desired. New old stock * No longer available for export. MFR: RCA SKU: 45-RCA