9-11B4 B
Using a frequency counter with an accuracy of 2 ppm which of the following are within legal tolerance for the frequencies of 2182.0 kHz and 4125.0 kHz? The counter has a display resolution of 1 Hz.
A. 2181.991 kHz and 4125.004 kHz
B. 2182.006 kHz and 4124.995 kHz
C. 2182.010 kHz and 4124.992 kHz
D. 2181.990 kHz and 4125.009 kHz
