Matched Pair General Electric GE 12BH7 12BH7A Vacuum Tubes Valves 12AU7 Substitute For Tube Rolling NOS-Testing 3AW2A Compactron This lot of four European

This lot of four European PCL805 tubes was tested on our Paul Hart-calibrated TV7/U

It was made in Japan

anode radiators for cooler operation and longer tube life

This matched pair of General Electric 12AU7A / ECC82 dual triodes was tested on our Hickok 600A for shorts

Matched Pair General Electric GE 12BH7 12BH7A Vacuum Tubes Valves 12AU7 Substitute For Tube Rolling NOS-Testing 3AW2A Compactron This lot of four EuropeanThis new old stock testing matched pair of GE 12BH7A dual triodes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Tube One measured 67 66 while Tube Two measured 70 68 where minimum (65%) is 30 30. These tubes have gray plates; copper support rods; excellent flashing; top harp lyre getters and black anode radiators for improved cooling and longer tube life. WE HAVE SCORES OF THOUSANDS OF