Sylvania Black Plate 5U4 5U4G Hanging Filament Vacuum Tube Rectifier Shoulder ST Shape 6MV8 Nonal T24

Sylvania Black Plate 5U4 5U4G Hanging Filament Vacuum Tube Rectifier Shoulder ST Shape 6MV8 Nonal T24This Sylvania MANUFACTURED, Admiral BRANDED hanging filament 5U4G rectifier tube tested 54 in Section One and 56 in Section Two on our Paul Hart calibrated TV7 U where minimum (65%) is 40 40 and 100% is 62 62. It has a 312 813 provenance date code; underwhelming flashing; a bottom D or perhaps U getter and wire snubbers. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE "LOWTECHTWOO"

53/50 and 60/61 where minimum (65%) is 38/38

excellent flashing and three horizontal holes underneath and parallel to the plates' short axes

WE HAVE A MODEST SELECTION OF LIGHTING SUPPLIES TUBES

new in box Raytheon 6AL11 tube tested to spec on our Paul Hart-calibrated TV7/U

This sleeve of five new old stock

This lot of three RCA number 19 tubes was tested on our Paul Hart-calibrated TV7/U for shorts

There were no shorts or gas and it measured as follows:

not included) with Pink Floyd's "Obscured By Clouds" and it sounds terrific

They have double O getters

100% is 62/62

It measured 57/59 where minimum (65%) is 40/40 and 100% is 62/62

Tube One measured 80/80 while Tube Two measured 82/84 where minimum (65%) is 50/50 and 100% is 77/77