Special Features:

7operating temp 0.0 to 50.0 deg; withstands relative humidities up to 95.0 pct; altitude up to 10000 ft; operates with either single line or standard 5-button telephones; uses dial pulse or multitone signaling; 2 rj11c telephone connectors provided

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.