6G11
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The 6G11 is a double pentode (beam power and sharp cut-off) tube with a Compactron Base.
Tek part number: 154-0660-00.
Used in
In some of the instruments, it is used in place of 7734, using a small circular adapter board (670-1860-00,388-2423-00) to adapt the noval tube socket to the Compactron socket.