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The {{Title|General Radio 1422-N Precision Capacitor}} was introduced in {{Catalog Q}} and remained available through {{Catalog U}}. | The {{Title|General Radio 1422-N Precision Capacitor}} was introduced in {{Catalog Q}} and remained available through {{Catalog U}}. | ||
It is a laboratory quality, precision variable capacitor specifically designed for RF applications, an updated design of the [[722-N]] with an aluminum case and redesigned frequency control knob. | |||
The set value can be read directly from a drum mounted on the rotor shaft. A correction chart is mounted on the panel for that particular capacitor. | |||
The rotor is mounted on preloaded ball bearings in an aluminum casting, driven by a precision worm drive. | |||
==Specifications== | ==Specifications== | ||
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* '''Dial Accuracy:''' See Experimenter | * '''Dial Accuracy:''' See Experimenter | ||
* '''Maximum Voltage:''' 1000 V peak | * '''Maximum Voltage:''' 1000 V peak | ||
==Links== | ==Links== | ||
* [[Media:GR Exp 1422 08_1961.pdf|Experimenter describing Type 1422 Series | * [[Media:GR Exp 1422 08_1961.pdf|Experimenter August 1961 describing Type 1422 Series]] | ||
==Photos== | ==Photos== |