Accession Number:

AD1158451

Title:

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

Descriptive Note:

[Technical Report, Formal Report]

Corporate Author:

NAVAL RESEARCH LAB WASHINGTON DC

Personal Author(s):

Report Date:

1939-06-14

Pagination or Media Count:

14

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.

Descriptors:

Subject Categories:

  • Acoustics

Distribution Statement:

[A, Approved For Public Release]