6SN7GT ECC33 B65 british Tungsram/GEC/Osram, fat black base
1 in stock
British Tungsram 6SN7GT, no box.
This tube looks unused but may have seen minor use. Tests excellent with 100%+ on each triode system.
This tube was most likely manufactured by GEC/Osram in the UK for the British Tungsram brand in the 1950ies. It features the typical black fat base, a small ring getter and long grey plates.
Super rare item!
Just one piece available!