874-VI: Difference between revisions

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Type '''874-VI Voltmeter Indicator'''
{{GR Product
|model=874-VI
|codes=COAXVOLTER,0874-9936
|class=meters
|summary=RF voltmeter
|image=GR-874-VI-1.jpg
|caption=General Radio 874-VI Voltmeter Indicator
|introduced=1951
|discontinued=1970
|designers=
|manuals=
* '''Manual Needed'''
{{Catalog History}}
}}
The {{Title|General Radio 874-VI Voltmeter Indicator}} was introduced in {{Catalog M}} and remained available through {{Catalog U}}.


<!-- codewords=COAXVOLTER  -->
It displays the voltage of an RF signal rectified by an [[874-VR]] or [[874-VQ]].


==Specifications==
==Specifications==
* '''Accuracy of Calibrating Voltage:''' ±0.05 V
* '''Crystal Current for Full-Scale Indication:''' 200 μA


==Links==
==Links==
 
* [https://www.radiomuseum.org/r/gener_raco_voltmeter_indicator_874_v.html GR 874-VI @ radiomuseum.org]
* [[Media:GR Exp 874-VI  01_1950.pdf|Experimenter describing Type 874-VI January 1950]]
* [[Media:Amperite Ballast Data 1955.pdf|Amperite Ballast Tube Data]]


==Photos==
==Photos==
<gallery>
<gallery>
GR-874-VI-1.jpg
GR-874-VI-2.jpg
GR 874 VI Instructions.jpg
GR 874-VI Front.jpg
GR 874-VI Top.jpg
GR 874-VI Rear.jpg
GR 874-VI Case Inside.jpg
GR 874-VI Inside Left.jpg
GR 874-VI Inside Right.jpg
GR 874-VI Inside Top.jpg
GR 874-VI Inside Rear.jpg
</gallery>
</gallery>


[[Category:Coaxial Elements]]
[[Category:meters]]
[[Category:GR-874]]
[[Category:GR-874]]

Latest revision as of 13:42, 24 April 2024

General Radio 874-VI
RF voltmeter
General Radio 874-VI Voltmeter Indicator

Available from 1951 to 1970

Manuals
  • Manual Needed
Catalog History
 Document Year Page
Catalog M 1951 118
Catalog N 1954 128
Catalog O 1956 49
Catalog P 1959 50
Catalog Q 1961 50
Catalog R 1963 67
Catalog S 1965 86
Catalog T 1968 148
Catalog U 1970 164
(All manuals in PDF format unless noted otherwise)

The General Radio 874-VI Voltmeter Indicator was introduced in Catalog M (1951) and remained available through Catalog U (1970).

It displays the voltage of an RF signal rectified by an 874-VR or 874-VQ.

Specifications

  • Accuracy of Calibrating Voltage: ±0.05 V
  • Crystal Current for Full-Scale Indication: 200 μA

Links

Photos