FREQUENCY STANDARD, 400 CPS: ENVIRONMENTAL QUALIFICATION,

Abstract

The purpose of this test was to qualify a secondary frequency standard, TFS SQ40028, S/N 2, made under environments of shock, pressure, vibration, and acceleration. The frequency of the standard was measured as between 299.99 and 400.00 cps before environmental tests began. The unit maintained this frequency throughout the series of tests. It qualified under the requirements of the Test Assignment with The amendments to the shock and pressure requirements mentioned in this report.

Document Details

Document Type
Technical Report
Publication Date
May 05, 1958
Accession Number
AD0802290

Entities

People

  • D. E. Richardson

Organizations

  • Lockheed Martin Missiles and Space

Tags

DTIC Thesaurus Topics

  • Doppler Effect
  • Environment
  • Environmental Tests
  • Frequency
  • Frequency Shift
  • Frequency Standards
  • Motion
  • Qualifications
  • Standards
  • Time Standards
  • Vibration

Readers

  • Acoustics.
  • Aerospace Test and Evaluation