The JOTRON 4000 series is intended for military communication applications covering both VHF and UHF ground to air band, and includes AM/FM narrowband voice and wideband data.
Multi channel VHF/UHF/AM transceiver in a 3U -19” sub-rack. 25/8.33 kHz channel spacing in the band 118-137 MHz. 25/12.5 kHz channel spacing in the band 225-400 MHz. Fast frequency switching. Low noise transmitter. Low noise LO gives excellent large signal performance (RX). Up to 4 carrier offset (ICAO). RS-232 and Ethernet/LAN interface for remote control. Includes 60 to 15pin adapter for easy connection to remote equipment. 115/230VAC mains with auto fallback to 27VDC.

NB! The Radio Controller needs to be added separately, You can control the radio directly from a PC without the Radio controller unit via an optional PC software. One Radio Controller can control many radios at the same site.Installed on a standard lap top computer, Remote Access and Control System (RACS III) can monitor and control all operational and tactical data of the radio. Includes: 1) Guard receiver module 121.5/243.0 MHz Includes independent single channel guard receiver on selectable frequency 121.5 or 243.0 MHz. Guard receiver audio can be routed to independent or common line output. 2)Wide Band AM For use with secure voice systems (Vinson) or other application requiring wide band data transfer 3) FM Data Includes wide band FM modulation (20kHz) and a faster T/R switch (pin diodes). Used for FM data transfer, specifically Link 11 4) Interface to External paralell frequency control Have Quick Applique For use with external frequency hopping (ECCM) or control systems.