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6GK6 Sylvania black plate used/very good 1960's (52.5ma)

6GK6 Sylvania black plate used/very good 1960's (52.5ma)

$ 6.99

6GK6 Sylvania black plate used/very good 1960's

52.5m

Gm=9500

 

Good Ma range 45-50ma

Good used Gm range 9,000-10,000

 

for:

Swan 350 radio
Setchell Carlson console
Berning

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