874-VI: Difference between revisions
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|summary=RF voltmeter | |summary=RF voltmeter | ||
|image=GR-874-VI-1.jpg | |image=GR-874-VI-1.jpg | ||
|caption=General Radio 874-VI | |caption=General Radio 874-VI Voltmeter Indicator | ||
|introduced=1951 | |introduced=1951 | ||
|discontinued=1970 | |discontinued=1970 | ||
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{{Catalog History}} | {{Catalog History}} | ||
}} | }} | ||
The {{Title|General Radio 874-VI Voltmeter Indicator}} was introduced in {{Catalog M}} remained available through {{Catalog U}}. | The {{Title|General Radio 874-VI Voltmeter Indicator}} was introduced in {{Catalog M}} and remained available through {{Catalog U}}. | ||
It displays the voltage of an RF signal rectified by an [[874-VR]] or [[874-VQ]]. | |||
==Specifications== | ==Specifications== | ||
* '''Accuracy of Calibrating Voltage:''' ±0.05 | * '''Accuracy of Calibrating Voltage:''' ±0.05 V | ||
* '''Crystal Current for Full-Scale Indication:''' 200 μA | * '''Crystal Current for Full-Scale Indication:''' 200 μA | ||
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GR-874-VI-1.jpg | GR-874-VI-1.jpg | ||
GR-874-VI-2.jpg | GR-874-VI-2.jpg | ||
GR 874 VI Instructions.jpg | |||
GR 874-VI Front.jpg | GR 874-VI Front.jpg | ||
GR 874-VI Top.jpg | GR 874-VI Top.jpg | ||
Latest revision as of 13:42, 24 April 2024
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
- GR 874-VI @ radiomuseum.org
- Experimenter describing Type 874-VI January 1950
- Amperite Ballast Tube Data
