[ICOM] ICOM IC-4KL amp power supply dead

Craig Miller dcm at stanford.edu
Tue Jun 1 00:43:11 EDT 2010


Hi gang,
Appears I have hit the dreaded demise of my 4KL power supply.  Have +8v 
on pin 1 of the ACC DIN plug from the IC-775DSP.

Has anybody been able to find the schematic or reverse-engineer 
rebuilding the 48Vds at 60A (or 40Vdc at 50A) PSU in an affordable way since 
Matt KK5DR several years ago warned of the headache, obstacles, and high 
cost to custom rebuild the PSU?  Has anybody had experience with ICOM 
Bellvue repairing such a failed PSU?  Cost?
TNX and 73
Craig
WA6OXK


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