1644-A: Difference between revisions

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* [[Media:GR 1644-A Megohm Bridge 1644-0100-A 1964|General Radio 1644-A Manual 1644-0100-A 1964]]
* [[Media:GR 1644-A Megohm Bridge 1644-0100-A 1964.pdf|General Radio 1644-A Manual 1644-0100-A 1964]]
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Revision as of 01:48, 29 February 2024

General Radio 1644-A
megohm bridge
General Radio 1644-A Megohm Bridge

Available from 1965 to (?)

Manuals
(All manuals in PDF format unless noted otherwise)


The General Radio 1644-A Megohm Bridge is a Megohm Bridge introduced in 1965 Catalog S and remained available through Catalog78.


Specifications

  • Resistance Range: 1 kΩ to 1000 TΩ in ten decade ranges.
  • Accuracy: from 1 kΩ to 10 GΩ ±1% Basic accuracy see manual.
  • Test Voltages: 10, 20, 50, 100, 200, 500, and 1000 Volts.
  • Short-Circuit Current: <15 mA at 10 V to 50 V; <10 mA at 100 to 1000 V.


Links

Photos