For radio models: Icom with 8-pin DIN connector - ACC (1)
Wiring Diagrams Index | Ham Radio Articles Home Page
Manufacturers have been known to change their usage of pins, please compare diagrams shown with the product's manual. Pins not shown may be used for other functions. Damage may occur if wrong connections are made.
Pins are labeled with the number of the pin, followed by the descriptive name used in Chapter 5 of What is your TNC doing? FSK is discussed in the article Which Jack for HF Radio-to-TNC Cables?
Icom
Pin 1 (some models) - FSK
Pin 2 - Ground
Pin 3 - PTT
Pin 4 - Transmit Signal
Pin 5 - Receive Signal
Pin 6 - External Carrier Detect (optional)
Wiring Diagrams Index | Ham Radio Articles Home Page
73 de ka5ztx gmedcalf@prairie.lakes.com | copyright 1996 gloria e medcalf
URL: http://prairie.lakes.com/~medcalf/ztx/wire/i8din.html