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QRZ! Ham Radio 18
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QRZ Ham Radio Callsign Database - Volume 18.iso
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icdelta1.txt
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2001-11-01
|
986b
|
38 lines
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@Tx.Techion.Ac.Il
4Z5CA@Haifa.ampr.org