Test on Siren, Motor Operated, Submitted by E.D. Bullard Co.
Abstract
The siren as received from the manufacturer, was set up at this Laboratory in a standard test circuit and carefully observed while under test for the required 48 hours endurance run. Following this, the usual tests for inclination, over and under voltage, over and under frequency, strength were made. The test was concluded with an inspection of the materials, design and workmanship.
Document Details
- Document Type
- Technical Report
- Publication Date
- Nov 25, 1935
- Accession Number
- AD1149745
Entities
People
- J. S. Bryant
- W. B. Roberts
Organizations
- United States Naval Research Laboratory