[Amps] Heathkit SB220 HV transformer p/n

John T. M. Lyles jtml at lanl.gov
Sat Feb 21 08:49:50 EST 2004


I looked at my SB220 parts list. The HV transformer is p/n 54-237 and 
the filament/bias is 54-238.
The multimeter is p/n 407-146.

Sounds like Dennis has the correct meters but the transformer is not 
the correct HV model (54-1063). Since that is a later number in 
sequence, i wonder if it is for the later Heathkit power amplifiers, 
either the SB230 or the one that had different tube compliment. 
Sorry, later heath #s didn't sitck in my memory banks.

Dennis, if you decide to sell any of those meters, please count one 
for me. A spare would be handy, if ever blow out the grid I movement 
during a fault.

73
John
K5PRO



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