Hello Codan lovers.. in this post, i would like to show you how to Connect CODAN 9001/9002 HF DATA Modem to CODAN 93XX and NGT Series Transceivers. I bought this modems, but not included connection cables. I made it with my hand and works fine. Check this Table. Thanks
+------------------+--------------+------------------+-------------------+
| CODAN 9001/9002 | CODAN 93XX | CODAN NGT SERIES | |
| HF DATA MODEM | GP CONNECTOR | GPIO CONNECTOR | PIN DESTINATION |
| PIN | | | |
+------------------+--------------+------------------+-------------------+
| 1 | 8 | 8 | +12V SUPPLY |
+------------------+--------------+------------------+-------------------+
| 2 | 8 | 8 | +12V SUPPLY |
+------------------+--------------+------------------+-------------------+
| 3 | 9 | 2 | RS-232 TO RADIO |
+------------------+--------------+------------------+-------------------+
| 4 | N/C | N/C | NOT USED |
+------------------+--------------+------------------+-------------------+
| 5 | 4 | 13 | QUIET LINE |
+------------------+--------------+------------------+-------------------+
| 6 | N/C | N/C | NOT USED |
+------------------+--------------+------------------+-------------------+
| 7 | 6 | 10 | PTT |
+------------------+--------------+------------------+-------------------+
| 8 | 3 | 15 | TX AUDIO |
+------------------+--------------+------------------+-------------------+
| 9 | 1 | 4;5;6 | 0V SUPPLY (GND) |
+------------------+--------------+------------------+-------------------+
| 10 | 1 | 4;5;6 | 0V SUPPLY (GND) |
+------------------+--------------+------------------+-------------------+
| 11 | 7 | ? | SCAN |
+------------------+--------------+------------------+-------------------+
| 12 | N/C | N/C | SPARE INPUT |
+------------------+--------------+------------------+-------------------+
| 13 | N/C | N/C | SPARE INPUT |
+------------------+--------------+------------------+-------------------+
| 14 | 10 | 3 | RS-232 FROM RADIO |
+------------------+--------------+------------------+-------------------+
| 15 | 2 | 14 | RX AUDIO |
+------------------+--------------+------------------+-------------------+