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E4A05:What is the purpose of using a prescaler with a frequency counter?

E4A05E4A

What is the purpose of using a prescaler with a frequency counter?

Direct answer summary (2024-2028 NCVEC pool)

The official correct answer for E4A05 is Reduce the signal frequency to within the counter's operating range.

The key fact is Reduce the signal frequency to within the counter's operating range. Match that fact to the exact condition in the question; the other choices describe a different rule, band, component, or operating situation.

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More questions in E4A

E4A01Which of the following limits the highest frequency signal that can be accurately displayed on a digital oscilloscope?E4A02Which of the following parameters does a spectrum analyzer display on the vertical and horizontal axes?E4A03Which of the following test instruments is used to display spurious signals and/or intermodulation distortion products generated by an SSB transmitter?E4A04How is compensation of an oscilloscope probe performed?E4A06What is the effect of aliasing on a digital oscilloscope when displaying a waveform?E4A07Which of the following is an advantage of using an antenna analyzer compared to an SWR bridge?