The VT-107B (6V6G) was made for the US government by several companies, here is an example made by Tung-Sol.The 6V6, 6V6G and 6V6GT family was, and remains, a very successful audio beam tetrode design.
The Tung-Sol name and Made in USA.The classic envelope is 45 mm in diameter and, excluding the IO base pins, is 103 mm tall.References: Data-sheet, 1040 & 1043. Type VT-107B was first introduced in 1936. See also 1936 adverts. |
