Matched Pair General Electric GE Nickel Plate 6AU6 Vacuum Tubes Valves Tchaikovsky

Matched Pair General Electric GE Nickel Plate 6AU6 Vacuum Tubes Valves TchaikovskyThis perfectly matched pair of GE nickel plate 6AU6 tubes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Both measured 72 where minimum (65%) is 58. These tubes have top, harp getters; nickel plates and excellent flashing. I am playing them in my Musical Paradise MC 3 single ended integrated amplifier (with adapters, not included) with Aimee Mann's seminal "Magnolia" album and they sound

black plates and Micanol bases

GM-Delco-BRANDED 6AX8 tubes tested to spec on our Paul Hart-calibrated TV7/U

They have gray plates

Etsy will indicate the number available

new in box Sylvania 6AU5GT tubes in this lot

28/27 and 33/26 where minimum (65%) is 18/18

This lot of two RCA 25Z5 tubes were tested on our Paul Hart-calibrated TV7/U for emissions

Tube Three measured 27

Minimum (65%) is 57/57 and 100% is 88/88

matched pair of GE 6SJ7s was tested on our Paul Hart-calibrated TV7/U for shorts

It has copper support rods

an anode radiator for cooler operation and longer tube life and a banded