Original German Air Force Becker MR 509 Survival Radio with original Battery !

This is a original used MR 509 Personal Locator Beacon is designed for use as a survival radio by aircrews, mariners and personnel engaged in other military missions, operation of the MR 509 is initiated manually or automatically, when activated, the unit transmits an intermittent, sweep tone radio distress signal in the UHF/ VHF aviation frequency bands and messages on the COSPAS– SARSAT satellite frequency,this device is a test device for training purposes by flying personnel, this frequency „COSPAS– SARSAT „blocked with this device,the voice communication mode permits the survivor to communicate with the rescue team in the UHF band. This mode can be manually or remotely activated when the unit is operating in beacon mode,MR 509 is used but in very good condition,Battery and device work,very rare and hard to find item,