What pulse width and repetition rate should...

Question 1 / 27070UrjpagIPU2ayNNk1U86H

Question 1 of 27070UrjpagIPU2ayNNk1U86H

What pulse width and repetition rate should you use at short ranges?

Question 1 of 27070

What pulse width and repetition rate should you use at short ranges?

🔍 Key Concepts

• Effect of pulse width on radar range resolution, especially at short ranges • Effect of pulse repetition rate (PRR) on display update and target detection • Trade-off between short-range detail and maximum range in radar settings

💭 Think About

• At very short ranges, do you care more about separating two close targets or about seeing as far as possible? • How does a longer pulse affect the minimum distance at which a target can be detected? • What combination of pulse width and repetition rate would give the best detail and quickest updates for close-in targets?

✅ Before You Answer

• Confirm that short pulse widths improve the ability to distinguish targets that are close together in range • Confirm how fast vs. slow repetition rates affect how often close-in targets are refreshed on the screen • Eliminate any option where the pulse characteristics would reduce resolution or increase minimum range for nearby targets

Question 1 of 27070

What pulse width and repetition rate should you use at short ranges?

Wide pulse width and fast repetition rate.

Narrow pulse width and slow repetition rate.

Narrow pulse width and fast repetition rates.

Wide pulse width and slow repetition rates.