Arcturus Number / Type 85 #85 Engraved / Stamped Base Vacuum Tube NOS-Testing JAN-CRC-6AB7 VT-176 These twelve new old stock

These twelve new old stock

New / nominal transconductance is within one standard deviation of 1900

They have shoulder / ST / Coke-bottle bottles and dimpled-sheet getters

Tube One measured 45/38 while Tube Two measured 42/41 where minimum (65%) is 32/32 49/49

This sleeve of five new old stock

Arcturus Number / Type 85 #85 Engraved / Stamped Base Vacuum Tube NOS-Testing JAN-CRC-6AB7 VT-176 These twelve new old stockThis new old stock testing Arcturus engraved base type 85 tube was tested on our Paul Hart calibrated TV7 U for shorts, gas, emissions and transconductance. There were no shorts or gas. It measured 38 in its triode section where minimum (65%) is 25 and 100% is 39. The diodes measured 78 and 74, respectively, where minimum (65%) is 40 40 and 100% is 61 61. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE