APM Audio and PTT Data Long Dist Modem

Part Number: 80350C

For transmission of voice and data over a distance more than 2 km. The modem is required where the operator position is not colocated with the radios. The modem is utilized between the radios and Jotron’s own range of remote control units or VCCS systems.

The APM requires a 2 or 4 wire leased line connection. Please be aware of different configuration on the APM depending of numbers of wire. This must be specified when ordering the units from Jotron.
The distance between local and remote unit, connected to a leased line, is in theory unlimited. When connected to copperwire the distance depends.