Test of Buzzer - Navy Type B-2 submitted by Batteryless Telephone Company

Abstract

The object of this test was to determine how closely the subject buzzer complied with the specification ref. b, and its suitability for use in the Naval Service. The subject matter, shown by Plates 1 and 2, was set up at this Laboratory in suitable test circuits, and its performance carefully observed while under test in conformance with the specifications, reference (b), conducted in the specified order. The test was concluded with the usual inspection of the buzzer to determine whether the material submitted was in strict accordance with the specifications in the matter of materials, design and workmanship.

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Document Details

Document Type
Technical Report
Publication Date
Dec 14, 1936
Accession Number
AD1154889

Entities

People

  • J. S. Bryant
  • W. B. Roberts

Organizations

  • United States Naval Research Laboratory

Tags

DTIC Thesaurus Topics

  • Buildings And Structures
  • Inspection
  • Materials
  • Research Facilities
  • Specifications

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