The starter signals malfunctioned just before the main event, creating confusion among the athletes.

The train driver checked the home signals before entering the platform.

The starting signals were delayed by the thunderstorm, leaving the runners uncertain when to begin.

The engineer relied on the cab signals to maintain safe speeds through the tunnel.

Coastal fog signals sounded through the night to warn small fishing boats of the low visibility.

During the drought, price signals encouraged farmers to shift to drought-resistant crops.

The coach taught the team several somersault signals to coordinate their routine.

During the experiment, the equipment produced several false signals that skewed the results.

During the storm, our calls kept returning busy signals, so we had to wait until morning.

During the outage we kept getting fast busy signals whenever we tried to call customer support.