[AMRadio] Subj change - HB designs


Jim Wilhite w5jo at brightok.net
Tue Jul 24 23:16:37 EDT 2007


Ok very good.  Something about that transformer rings a 
bell, but I don't remember the story.  Was it frequency 
response?

Jim/W5JO




>
> RCA 5500 ohm, 1:1 modulation transformer, rated for 200mA 
> DC on the secondary.
>
> Primary on one side, secondary and screen winding on the 
> other.
>
> Don/K4KVY says they came out of the old Liberty Ships, and 
> that there must have been thousands of them things 
> floating around.
>
> Pretty sure this is it...
>
> http://www.amwindow.org/tech/htm/modtran/rca.htm
>
> --
> Geoff/W5OMR



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