Report of Test on Sirens, Types S1-S2 and S3-S4

Abstract

The sample sirens were set up at this Laboratory in suitable test circuits where their performance was carefully observed for compliance with the requirements. An inspection of the samples, to determine compliance in the matter of materials, design and workmanship, concluded the test.

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Document Details

Document Type
Technical Report
Publication Date
Jun 14, 1939
Accession Number
AD1158451

Entities

People

  • G. K. Sr Hardesty
  • W. B. Roberts

Organizations

  • United States Naval Research Laboratory

Tags

Communities of Interest

  • Air Platforms

DTIC Thesaurus Topics

  • Alloys
  • Aluminum
  • Aluminum Alloys
  • California
  • Energy Consumption
  • Engineering
  • Experimental Design
  • Frequency
  • Materials
  • Resistance
  • Rubber Gaskets
  • Sound Pressure
  • Specifications
  • Stainless Steel
  • Standards
  • Steel

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