variable-depth sonar

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variable-depth sonar [′ver·ē·ə·bəl ¦depth ′sō‚när]

(engineering)

Sonar in which the projector and receiving transducer are mounted in a watertight pod that can be lowered below a vessel to an optimum depth for minimizing thermal effects when detecting underwater targets.

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No references found			Unusually, they are powered by gas turbines, and in addition to an air/surface search radar and a fire control radar they have variable-depth sonar but no antisubmarine weapons. Corvettes to sail smartly: nearly half a century ago the major ... by Hooton, E.R. / Armada International The history of surface ship antisubmarine system development includes the SQS-26 sonar, variable-depth sonar, the Light Airborne Multipurpose System (LAMPS), towed arrays, and the SQQ-89 sonar and fire control integrated combat system. Meeting the Submarine Challenge: A Short History of the Naval ... by HELMS, CHESTER E. / Naval War College Review Royal Navy, the Royal Australian Navy and others, is capable of operating as both a towed Variable-Depth Sonar (VDS) and a hull-mounted sonar. DRS Technologies Receives New Contracts to Design and Produce ... by Business Wire			variable inductor variable length field variable length record variable nebula variable parameter variable point variable radio-frequency radiosonde variable recoil variable reduction variable resistor Variable Section variable speech control Variable Star variable transformer variable visibility variable waveguide attenuator variable-area exhaust nozzle variable-area meter variable-area track variable-bandwidth filter variable-block variable-capacitance diode variable-cycle engine variable-cycle operation variable-density sound track variable-depth sonar variable-focal-length lens variable-focus condenser variable-inductance accelerometer Variable-Leaved Poplars variable-length field variable-length operation variable-length record variable-length word Variable-Mu Tube variable-pitch propeller variable-reluctance microphone variable-reluctance pickup variable-reluctance stepper motor variable-reluctance transducer variable-resistance accelerometer variable-sequence robot Variable-Speed Drive variable-speed generator variable-speed motor variable-speed scanning variable-thickness microbridge variable-time fuse variable-transconductance circuit variable-volume air system variable-word-length			variable waveguide attenuator Variable Wavelength Detector Variable Wavelength Interferometry Variable Whole Life Variable Work Length Variable Workforce Variable Workload License Charge Variable-Angle Correlation Spectroscopy Variable-Angle Slant-Hole Collimator Variable-Angle Uniform Signal Excitation variable-area exhaust nozzle variable-area meter variable-area track variable-bandwidth filter Variable-Bias Management System variable-block variable-capacitance diode Variable-Charge Coulomb-Projected Born Variable-Charge Two-State Atomic Expansion Variable-Contrast Visual Acuity Chart variable-cycle engine variable-cycle operation variable-density sound track variable-density wind tunnel variable-depth sonar Variable-Diversity-Junctional Variable-Field Quadrupole Variable-Flavor Number Scheme Variable-Flow Cooling Variable-Flow Ducted Rocket variable-focal-length lens variable-focus condenser Variable-Frequency Master Clock Variable-frequency oscillator Variable-Frequency Train Variable-Gain Low-Noise Amplifier Variable-geometry variable-inductance accelerometer Variable-Joining Region Variable-Leaved Poplars Variable-Length Capacity Variable-Length Error Correcting Variable-Length Error-Correcting Code variable-length field Variable-Length Markov Chain Variable-Length Message variable-length operation Variable-Length PCR

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