Matched Pair OTK 6N1P 6H1П 6BQ7 6DJ8 ECC88 Milspec Vacuum Tubes New From Bulk Box June 01 2022 but I don't have any

but I don't have any equipment that uses these

new in box milspec DuMont 6X5GT rectifier tube tested to spec on our Paul Hart-calibrated TV7/U

anode coolers for cooler operation and longer life

it was made in Yugoslavia

but standard in this variety

Matched Pair OTK 6N1P 6H1П 6BQ7 6DJ8 ECC88 Milspec Vacuum Tubes New From Bulk Box June 01 2022 but I don't have anyThis matched pair of new from bulk box, milspec OTK 6H1 6H1P 6BQ7 6DJ8 ECC88 dual triodes was tested on our Paul Hart modified TV7 U for shorts, gas and transconductance. There were no shorts or gas. These tubes were tested using 6BQ7 settings which are the closest US European tube type to this Soviet tube type. All have the OTK rocket and 8911 date codes. They measured 32 30 for Tube One and 32 30 for Tube Two. Minimum (65%) is 26 26 for the similar