Works like gangbusters with 803s also.
Brought a TBW back to life with one of those xfmrs
Hamfest find two years ago $10 w 811s




"COLIN LAMB" wrote in message
nk.net...
Good thing I acquired mine when they were available. I know I saw one for
sale not long ago for $20, which is a good buy.

they have a separate winding for the screen of the 813. This makes it
easier to get 100% modulation, without having to match the screen dropping
and shunt resistor resistor.

73, Colin K7FM