Difference between revisions of "AN~URM-18"
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==Reference Materials== | ==Reference Materials== | ||
| − | {{pdf|GR-1100-a_early.pdf|Early General Radio Frequency Standard Manual}} | + | ;{{pdf|GR-1100-a_early.pdf|Early General Radio Frequency Standard Manual}} |
| − | {{pdf|GR-1100-a_op_inst.pdf|Type 1100-A Frequency Standards}} | + | ;{{pdf|GR-1100-a_op_inst.pdf|Type 1100-A Frequency Standards}} |
| − | {{pdf|Type 1105-A_frequency_measuring_equipment.pdf|Type 1105-A Frequency Measuring Equipment}} | + | ;{{pdf|Type 1105-A_frequency_measuring_equipment.pdf|Type 1105-A Frequency Measuring Equipment}} |
| − | ;{{ | + | ;{{cecom_pdf|REP-693-1.pdf|REP-693-1}} |
:Signal Corps Repair Standard | :Signal Corps Repair Standard | ||
:Multi-Vibrator Power Supply | :Multi-Vibrator Power Supply | ||
| Line 33: | Line 33: | ||
::Fort Monmouth, N.J. | ::Fort Monmouth, N.J. | ||
::31 May 1955 | ::31 May 1955 | ||
| + | |||
| + | ==References== | ||
| + | <references /> | ||
[[Category:Military/Test Equipment]] | [[Category:Military/Test Equipment]] | ||
{{DISPLAYTITLE:AN/URM-18}} | {{DISPLAYTITLE:AN/URM-18}} | ||
Latest revision as of 00:37, 28 February 2015
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,"