direction finder

The little whine in his head changed, became more of a direction finder.

The direction finders located the station and by then they found that night was about to fall.

"The bad guys could vector in on our position with direction finders."

That had happened to at least five people since the direction finder had been lost.

You can't use those things as direction finders, at least not effectively.

Or, with a thrill of hope bubbling inside me, a direction finder.

"Without the direction finder, we have only your Eagle to guide us.

When closer may we avail ourselves of your direction finder.

But a direction finder could have betrayed his position.

"When they answer, you'll slap a radio direction finder on them.

The danger of being pinpointed by radio direction finders was just too great.

His car, equipped with two-way radio, was a perfect direction finder.

"What if they do put direction finders on us?

Maybe the problem was with the direction finder.

The station also provides special direction finder calibration services as requested.

The radio direction finder is followed from point to point."

He passed one of those direction finders that he used to have to rely on.

The direction finder barriers had to be switched on.

White lines on the top of the fins are used as direction finders to line the ball up with the hole.

"That shack we saw on the cliff is located about where the direction finders showed."

The device the bronze man was using was a direction finder of his own design.

She decided to try the radio direction finder.

The radio direction finder is the earliest form of radio navigation.

Knowing my ability as a direction finder, Ann kindly left me the map and wandered off.

Both were for the first time close enough to be fixed by direction finders on board the convoy's own escorts.