Simple solution to a big problem, no need to buy a expensive radio system for your military vehicle just to add intercom facilities between the driver and commander. The system can work with or without a radio system. Duplex voice communications is possible. Can interface to Larkspur Vehicle Radio equipment such as C-13, C-45. Works on 24 VDC.
The rejector unit number 3 is used in multi-set vehicle installations to reduce interference. It is used with the Larkspur B-47, B-48, C-42, C-45 radio stations. Supplied in good condition, including some cables.
NSN 5820-99-900-9552 was originally intended for remote audio control of line and radio in British Armoured Vehicles. Has 4 Remote Guns Control lines. Larkspur type connectors for audio and power. Audio Gain control, Radio or Line selector control. 24 Volt operation. Can be used with Larkspur Vehicle Radio equipment such as C-13, C-45, or as a stand alone vehicle intercom system.
The J1 Box enables several crew members to work a radio set and have have intercom function. The J1 Box also allows the radio set to be connected to one other radio set.