General Electric GE 35W4 Vacuum Tube Valve Gray Plates 2X2 Plate Cap This beautiful matched pair of

This beautiful matched pair of engraved base Philco 6H6G tubes was tested on our Paul Hart-calibrated TV7/U for shorts

It measured 38/34 where minimum (65%) is 40/40 and 100% is 62/62

but the stem will not return to Position One

(New 12AU7s typically test within one standard deviation of 2200 micromhos

General Electric GE 35W4 Vacuum Tube Valve Gray Plates 2X2 Plate Cap This beautiful matched pair ofThis is a Dutch auction for GE MANUFACTURED gray plate 35W4s. Etsy will indicate how many are available. The default setting is one. You must indicate the quantity you want. Silkscreening quality and color thereof will vary. Some will be GE branded while others will be OEM branded. They have been tested on our Paul Hart calibrated TV7 U where minimum (65%) is 40 and 100% is 62 and have the following values in descending order: 53, 53, 53, 53 and 52