0D3 Roger Gould Microsoft Office User 2 47 2021-06-15T04:44:00Z 2021-06-15T04:44:00Z 1 60 343 2 1 402 16.00 Print 200 Clean Clean false false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4 1 NOS Chatham JAN CAHG 0D3W Vacuum Tube 1953 Vintage Voltage Regulator Hickok TV-7D/U test reads 65. A reading of 40 is the minimum recommended. This ultra ruggedized tube was made for the US Military by Chatham (a division of Tung-Sol) in August 1953. The 0D3W (aka VR-150, VR-150/30, VT-139) is a voltage regulating tube with octal basing. It is rated at 150-volts, 5-30 mA. Your purchase will be carefully packed and shipped quickly via the USPS.Shipping discount when purchasing other items using the same ebay buyer ID.