Strong radar pulses are still coming from right overhead.

Also they'd pick up your radar pulses from the ground.

Four hours after the first unexpected blip, another radar pulse bounced back.

Then the radar pulse did come back, and the Yarrow moved toward the reflection point.

First it was radar pulses coming from nowhere and with decreasing intervals between.

We've just been hit by a radar pulse.

There had been a single radar pulse, so there must be living creatures here.

She reached one finger down and stabbed the 'Enter' key to trigger the radar pulse.

Since radar pulses are sent and received at approximately the speed of light, the distance to an object can easily be calculated.

Beyond that, radar pulses from the 8-767 were precisely timed.