Difference between revisions of "AN~URM-18"
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[[Category:Military/Test Equipment]] | [[Category:Military/Test Equipment]] | ||
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Revision as of 13:29, 30 December 2013
Overview
A General Radio Type 1120-A Primary Frequency Standard supplies a multitude of accurately known standards-frequency reference points distributed at convenience intervals over the ausio and radio frequency spectrum.
The Type 1105-B Frequency Measuring Equipment consists of the following instruments:
- Type 1109 Comparison Oscilliscope
- Type 1106 Frequency Transfer Units (three)
- Type 1107 Interpolation Oscillator
- Type 1108 Coupling Panel
Reference Materials
Early General Radio Frequency Standard Manual
Type 1100-A Frequency Standards
Type 1105-A Frequency Measuring Equipment
REP-693-1[1]- Signal Corps Repair Standard
- Multi-Vibrator Power Supply
- O-122/URM-18
- Project 4422D
- Signal Corps Engineering Laboratories
- Fort Monmouth, N.J.
- 31 May 1955
References
- ↑ REP-693-1,
- "US Army Technical Manual Collection,"
- from the CECOM Historical Office archive, Aberdeen Proving Ground, MD.
- CECOM Historical Office
- "US Army Technical Manual Collection,"