LOOKS NEW TESTED FOR CONTINUITY WAS IN A BOX WITH ABOUT A DOZEN OTEHR TUBES MARKED NOS.
Item Tag: United
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LUnited 805 JAN VT-143 Transmitting Tube Black Plates Tested Strong
Excellent filament tested at 1000V- Rk: 1.5k- Rg:470k. The results were well above 100 m/a