[HAM] Actual measured mVpp readings and peak filter capacitor mfd values of a 1960 RT3 , was Wax caps measured and then placed in four pans at the Hammond factory

Drew Hoelscher dahoelscher at charter.net
Thu Nov 23 11:15:10 CST 2006


4 Hours?  Kon, you need some equipment! (Like a cap sub box and a 
digital 'scope).

-Drew


Kon Zissis wrote:
> Hi everyone.
> One night two years ago I temporarily disconnected one end of the wax
> caps of a 1960 RT3 in a church and I then  meticulously worked  out the
> capacitor mfd values that were needed to produce the peak filter output
> levels from each of the transformer coil filters of the TG notes 49 to
> 91. I did this by connecting two alligator clips to the capacitor
> connections on the transformer coil bobbins  and I started with a
> capacitor whose  mfd value was way below the proper mfd range  and I
> then added 0.001 mfd or 0.22 mfd  capacitors in parallel until I got the
> maximum signal output level readings  from each of the transformer
> filter coils . This experiment took me over four hour to  complete. 
>   




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