Digital Antenna Monitors
1900 Series - Potomac Instruments, Inc.
There are three different units in the 1900 Series. The basic unit is the Model 1901.This 5 1/4 inch unit contains control/measurement circuitry for up to 12 towers, digital display of all measurements, local operating controls, and an interface to a remote control system. The control/measurement circuitry for each tower is contained in a separate module. The modules plug into the rearof the unit, and may be easily added to an expanding station.