Modification of JM-1 Sono Buoy Equipment for Use in Torpedo Timing

Abstract

A method whereby standard JM-1 type Sono Radio Buoy equipment can be altered for use in automatically timing torpedoes over their test run is described in this report. By restricting the acoustic bandwidth of the equipment, using a directional hydrophone, and preventing limiting in the transmitter, the system was improved sufficiently to warrant its installation for use on the Naval Torpedo Testing Range, Piney Point Maryland.

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Document Details

Document Type
Technical Report
Publication Date
Aug 20, 1945
Accession Number
AD1191811

Entities

People

  • John R. Kauke

Organizations

  • United States Naval Research Laboratory

Tags

Communities of Interest

  • Weapons Technologies

DTIC Thesaurus Topics

  • Audio Amplifiers
  • Audio Frequency
  • Buildings And Structures
  • Circuits
  • Directional
  • Electrical Equipment
  • Electronic Equipment
  • Frequency
  • Frequency Response
  • Hydrophones
  • Laboratory Equipment
  • Military Research
  • Oscillators
  • Potomac River
  • Research Facilities
  • Resonant Circuits
  • Synchronous Motors
  • Timing Circuits
  • Transmitters
  • Travel Time
  • Voltmeters

Fields of Study

  • Physics

Readers

  • Acoustical Oceanography.
  • Coastal and Marine Engineering/Sediment Transport/Hydraulic Engineering
  • Computer Science/Computer Engineering/Data Science/Digital Signal Processing.