SB-220 Modification
Thomas Beltran
tbeltran at EARTHLINK.NET
Wed Feb 25 01:32:49 EST 2004
Currently, I'm putting most of the Harbach mods into my Heath SB-220. I am
at least the third owner. I was aware that it had some modification,
because there is a molex connector for the large transformer. In putting in
the RM-220 Metering board, I found the following modification: the
connection from the high voltage feed-through insulator to the left of the
metering board (just to the front of the zenier diode) is not the stock
heavy blue wire, but a 10 ohm 7 watt resistor. Any ideas as to the function
of this resister for the SB-220? Is this a common addition? Tom W6EIJ
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