20
10kHz
1k
～
9.9999kHz
0.1Hz
100kHz
10k
～
99.999kHz
1Hz
Sensitivity: 10Hz
～
10kHz
，
Vp-p≥1V; the rest:Vp-p≥2V.
Wave form: 5 counting points should be added to errors of other wave forms. Commercial frequency
can be measured directly.
6.6 Frequency Source
Range
Maximum output
range
Resolution
Accuracy (% of r
Counts)
ETX-1815
ETX-2015
200Hz
0
～
200Hz
0.01Hz
0.02+1
0.01+1
2000Hz
0
～
2000Hz
0.1Hz
20kHz
0
～
20kHz
1Hz
Output amplitude: ≥4.5Vp-p
；
Wave form: Square wave
