Difference between revisions of "AN~URM-18"

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[[File:an_urm-18.png|400px]]
 
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[[File:Type_1105-A.png|400px]]
  
 
==Reference Materials==
 
==Reference Materials==
{{pdf|GR-1100-a_early.pdf|Early General Radio Frequency Standard Manual}}
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;{{pdf|GR-1100-a_early.pdf|Early General Radio Frequency Standard Manual}}
  
  
{{pdf|GR-1100-a_op_inst.pdf|Type 1100-A Frequency Standards}}
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;{{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}}
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;{{pdf|Type 1105-A_frequency_measuring_equipment.pdf|Type 1105-A Frequency Measuring Equipment}}
  
  
;{{pdf|REP-693-1.pdf|REP-693-1}}
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;{{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  
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::Fort Monmouth, N.J.
 
::Fort Monmouth, N.J.
 
::31 May 1955
 
::31 May 1955
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==References==
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<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


An urm-18.png


Type 1105-A.png

Reference Materials

Adobe PDF icon.png Early General Radio Frequency Standard Manual


Adobe PDF icon.png Type 1100-A Frequency Standards


Adobe PDF icon.png Type 1105-A Frequency Measuring Equipment


Adobe_PDF_icon.png 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

  1. REP-693-1,
    "US Army Technical Manual Collection,"
    from the CECOM Historical Office archive, Aberdeen Proving Ground, MD.
    CECOM Historical Office