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Posted: **Thu Nov 08, 2007 3:06 pm**

bought a swan 1200 thats been upgraded to use
EL 509's

somebody said you can allso go to 811a's

is this true

Posted: **Thu Nov 08, 2007 7:27 pm**

The EL509's are replacements for the 6KG6 "sweep" Tube. The 811 will not replace it. The 6KG6 is a tetrode and the 811 is a triode.
The 1200x when manufactured used 8950 tubes.
Good Luck
Gene

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Question about swan1200x (new Ham)

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Swan 1200X