Clipperton



Clipperton


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clipperton original filament and relay

 

 

 

 

 

The Clipperton
originally feeds the
cathode from one
side of the filament
transformer at wire
C. This causes hum
in the signal.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Modified filament

 

 

 

 

 

 

Remove the relay
wire to point C and
rewire to either of
the circuits shown
below: