KAM ‘98
KAM ‘98 Single-Port Multi-Mode Digital Controller
DB-9 connector
Pin no. Pin name Function
1 TXA Transmit audio (AFSK out)
2 XCD External carrier detect
3 PTT Push-to-talk
4 A/D-3 Analog-to-digital input 3
5 RXA Receive audio (AKSK in)
6 GND Ground
7 EXT-IN External input for Power/Reset
8 CTRLB Control line B
9 KEY CW Key line