Product Details:
Scientific Radio Systems remote transceiver control unit. Includes front panel controls: 4 rotary switches; 1 1P10T, 1 2P6T, 1 2P5T & 1 2P4T with SPST AC switch. Three lighted pushbutton switches; 1 pair momentary DPDT, 1 pair independant maintained DPDT & 1 pair alternating, maintained DPDT. Internal boards included CW sidetone, VOX, squelch, power supply & 4 watt audio amplifier that drives the front panel speaker. Squelch control senses voice (or lack of) on incoming audio signal. All audio in and out are 600 ohm balanced through included transformers. VU meter on front panel for setting in / out audio levels. Some additional control and FSK / loop boards not included. Operates on 115 vac but does not include power transformer. Install your own 12 vac transformer to make the unit work. Partial manual included. SR-1650R Remote Unit size: 6-3/16"H x 11-13/16"W x 15"D.