Matched Pair General Electric GE 6SN7 6SN7GTA Vacuum Tubes Copper Support Rods NOS NIB Et Volodia Poliakof Transconductance readings are 44

Transconductance readings are 44

This new old stock-testing matched pair of Sylvania 6AU6A tubes was tested on our Paul Hart-calibrated TV7/U for shorts

I am playing them in my Mini 2013 as I write and they sound excellent

massive plates and an EG MHT date code

Matched Pair General Electric GE 6SN7 6SN7GTA Vacuum Tubes Copper Support Rods NOS NIB Et Volodia Poliakof Transconductance readings are 44This new old stock, new in box (for Tube Two) matched pair of GE MANUFACTURED 6SN7GTA dual triodes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Transconductance measured 77 80 for Tube One and 82 81 for Tube Two where minimum (65%) is 50 50. They have tall bases; side horseshoe getters; ; copper support rods; outstanding flashing and both have 4 43 188 5 date provenance code. WE HAVE