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Frequency Counter Accuracy
Range Resolution Accuracy, ±(% of Reading + Counts)
199.99 Hz 0.01 Hz 0.005% + 1
1999.9 Hz 0.1 Hz 0.005% + 1
19.999 kHz 0.001 kHz 0.005% + 1
Display updates 3 times/second at >10 Hz
Frequency Counter Sensitivity
Input Range Minimum Sensitivity (rms Sinewave)
5 Hz to 5 kHz*
1 V 0.1 V
4 V 1 V
40 V 3 V
400 V 30 V
1000 V 300 V
* Usable 0.5 Hz to 20 kHz with reduced sensitivity.