Subject: Icom IC-Delta1A Mod
Remove diode D14
Replace diode D13 with MA132HK
Replace diode D15 with a MA132WK
IC-Delta1A Logic Unit:
/---------|
| \___________________________
| D D D D D | <-Matrix D14 D13 D15 Q21 Q22
| D D D R | D11 D12 D10 R78 R79
| |
| |
| |
\_____________________________________/
____
Replacement of D13 - =| | MA132HK
| /|=k
a=|/_|
Replacement of D15 - ____ MA132WK
a=|\ |
| >|=k
a=|/_|
1N916 or 1N914 can be used too.
Reset The Radio When Finished
---
Tidhar Teucher - 4Z5CA
Td
4Z5CA
SOURCE: The QRZ Windows Ham Radio CDROM | 
