SINGLE OUTPUT; AUTOMATICALLY ACTIVATES DURING A CRASH AND TRANSMITS THE STANDARD SWEPT TONE OF 121.5 AND 243.0MHZ; EVERY 50 SECONDS FOR 520 MILLISECONDS THE 406.028MHZ TRANSMITTER TURNS ON AND TRANSMITS AN ENCODED DIGITAL MESSAGE TO COSPAS/SARSAT SATELLITE SYSTEM; EQUIPPED WITH A SIX-AXIS G SWITCH FOR HELICOPTER INSTALLATIONS