Report of Test on Duplex Horn
Abstract
The subject horn was set up at this Laboratory in standard test circuits where its performance was carefully checked for compliance with the specifications. An inspection of the sample horn, relative to approved materials, design and workmanship, concluded the test.
Document Details
- Document Type
- Technical Report
- Publication Date
- Jul 21, 1937
- Accession Number
- AD1154066
Entities
People
- W. B. Roberts
Organizations
- United States Naval Research Laboratory