MIL-D-81873

Abstract

The equipment covered by this specification shall provide a lightweight, dipped, underwater, detecting-ranging system capable of rapid 360 degree search. It shall consist of electronic units which operate with certain equipment of the AN/AQS-13A Sonar Set. These units shall provide for the transmission, reception, and display of sonar signals. The Indicator portion of this system shall be adaptable for the display of sonobuoy signals. <br>The Detecting-Ranging Set, Sonar AN/AQS-13B shall consist of the following items: </span><pre> Applicable <u>Item</u> <u>Type Designation</u> <u>Paragraph</u> Receiver, Sonar R-1695/AQS-13B 3.5.1 Indicator, Azimuth-Range IP-1045/AQS-13B 3.5.2 Transmitter, Sonar T-1178/AQS-13B 3.5.3 Control, Dome C-8598/AQS-13B 3.5.4 Indicator, Bearing-Range ID-1751/AQS-13B 3.5.5 Mounting Base, Receiver/ MT-4311/AQS-13B 3.5.6 Indicator Mounting Base, Transmitter MT-4312/AQS-13B 3.5.7 Hydrophone, Sonar DT-299/AQS-13 <a>#</a> Projector, Sonar MX-6647/AQS-13 <a>#</a> Recorder RO-358/AQS-13A <a>#</a> Reeling Machine, Cable, RL-237A/AQS-13 <a>#</a> Hydraulic Cable Assembly and Reel RC-466A/AQS-13 <a>#</a> Housing, Transducer CW-1007/AQS-13A <a>#</a> Housing, Reeling Machine CW-757A/AQS-13 <a>#</a> Mounting Base (Recorder) MT-4035/AQS-13A <a>#</a></pre> <br> <br>This equipment shall operate with the associated equipment listed in <a>6.8</a>. <br><b><u>Intended Use:</u></b> The equipment covered by this specification is intended for installation and operation in an ASW helicopter and shall be utilized while airborne, to detect, locate, track, and communicate with submerged objects in the vicinity of the immersed transducer. <br>