[Boatanchors] Tube questions

[Glen Zook]

The Thunderbolt used the 4-400 tubes and not the
3-400.  The 4-400 is a tetrode and the 3-400Z is a
triode.

Glen, K9STH


--- don p whitaker <k8omo at juno.com> wrote:

Johnson Vikeing Thunderbolt (HF) used the 400Z's also

=====
Glen, K9STH

Web sites

http://home.comcast.net/~k9sth
http://home.comcast.net/~zcomco


		
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