General Radio 1689M Precision Bridge – Vintage Analog Instrument, Tested

Description

Additional Features:

• Capacitance range is:
• 0.00001 pF to 99999 µFohms
• Inductance range is from:
• 0.00001 mH to 99999 H
• Test frequencies from:
• 12 Hz to 100 kHz
• Test voltages from:
• 5 mV to 1.275 V
• Measurement speeds up to 17 per second
• Displays:
• Measured values
• Percentages
• Differences ratios

The General Radio 1689M, Digibridge RLC Tester, is a rack-mountable high-speed microprocessor-controlled automatic programmable RLC tester and limit comparator with a basic accuracy of 0.02% readout on 5 full digits. 

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