Modifications for the Icom IC-746

Picture(s) of Icom - IC-746

19-07-1998 IC-746 out of range TX/RX (1 Kbytes)
11-12-1999 IC-746 Modification (2 Kbytes)
25-10-2000 Extended RX/TX for IC-746 (0 Kbytes)
02-12-2000 Separating the Tx and Rx lines (1 Kbytes)
02-07-2001 Power mod for the IC-746 (0 Kbytes)
20-10-2001 Solutions for chip blowing with mPC
13-01-2002 Monitor Audio Output Too Low (1 Kbytes)
25-01-2002 Schematic for ICOM CI-V Option (16 Kbytes)

Solutions for chip blowing with mPC
Author: Sergey L.Chuchanov - slch@caterpillar.ru.MODIFICATION.NET


Change resistor R157 from 10 Ohm to 47 Ohm close to this chip.