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4287-3 Leeds & Northrup Bridge

The 4287-3 is a Bridge from Leeds & Northrup. Bridges are used in linear and nonlinear applications including instrumentation, precise measuments, filtering and power conversions.

Leeds & Northrup 4287-3 Features:

  • Precise low-resistance measurements from 0.0001 to 110.100 ohms
  • Direct reading-two decades plus slidewire,with central readout window
  • Terminals provided for external detector,unknown,external battery,or external standard to extend range of the bridge
  • Limits of error ±0.05% of reading. Improves to ±0.03% as the "A" dial is switched from the 1 to the 10 position
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