MFJ-432 Voice Memory Keyer
2
Accessory Port
Beside the audio in jack is a connector for a IDC plug. Each message line plus 5 volts out
is available on this port. This plug can be used to implement a remote or other accessory
circuits. See the section entitled "Accessory Circuits" for more details.
Basic Operation
The Voice Keyer is simple to operate. The push-button marked PWR controls power to
the unit. After turning the unit on, either the PLAY or the REC LED should light.