Special Features:

Operational temperature -40/+55 degrees c; mtbf 15000 hours; includes dual redundant 1553; 32 discrete outputs; 32 discrete inputs; 8 differential r/t audio i/o; 13 differential receiver audio inputs; two 5 watt, 8 ohm speaker outputs; 1 paa audio interface; 1 rs232 maintenance port; voice warning (340 seconds); 10 digital audio bus ports; digital signal processing; programmable logic control; programmable audio gain and distribution

Properties:

An item which permits a transmitter and receiver to operate on the same frequency with a single transmission line and/or antenna. It effects a mismatch in the receiver section when the transmitter is operating and restores matching when the transmitter is quiescent. See also blanker (as modified); and diplexer.