Until he does, I'm going to continue to contact customers who give me the proper signal.

The device only transmits when it receives the proper signal.

She always came herself if the proper signal wasn't given.

The Major made the proper signal, and the guard post waved them through.

The data passed from their sources through a unit that translated them, in nanoseconds, into the proper signals.

If the television set picked up a proper signal, the house owner would give their next clue.

One man was to rap for entry, using the proper signal.

At the proper signal it blows open a hatch cover.

Then she and the Niss had worked out the proper signals to load into the bombs.

We sent a proper signal to the Russian Government in a similar situation two weeks ago.