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Հարց 302

Which of the following is an advantage of a digital signal processing (DSP) filter compared to an analog filter?

  1. A wide range of filter bandwidths and shapes can be createdՃիշտ պատասխան
  2. Fewer digital components are required
  3. Mixing products are greatly reduced
  4. The DSP filter is much more effective at VHF frequencies

Բացատրություն

A DSP filter's response is set by numerical coefficients rather than by physical parts, so bandwidth and shape can be changed in software without touching hardware. Analog filters need different physical components for each response.

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Հարց 302: Which of the following is an advantage of a digital signal… · FCC General Class (Element 3) · Questena