Signal

The firefighter used a signal to indicate to the helicopter where to land.

The crowd cheering was a signal that the concert was about to start.

The ring on her finger is a signal that she's engaged.

The beep on the microwave is a signal that your food is heated.

The smell of bacon is a signal that breakfast is ready.

The notification on the screen is a signal that a new email has arrived.

The signal strength of the radio transmission was too weak to be received.

The high price of houses is a signal that the housing market is strong.

The referee blew the whistle as a signal for the players to stop the game.

The wifi router signals the internet signal to the connected devices.

The brightness of a light can be a signal of how well-lit a room is.

The CEO's abrupt resignation was seen as a signal that the company was in trouble.

The coach gave a signal to the team to start the game.

The conductor used a signal to tell the orchestra when to start playing.

The architecture of the building is a signal of the era it was built in.

The amount of sugar in a recipe can be a signal of how sweet the dish will be.

The voltage in an electrical circuit can be a signal of how much power is being used.

The frequency of a sound can be a signal of how high or low the pitch is.

A ringing phone is a signal that someone is calling.

The signal generator was used to create a specific frequency for testing purposes.

The ringing of the bell is a signal that school is starting.

The sound of the phone ringing is a signal that someone is calling.

The teacher used a thumbs up as a signal to the students that they had done a good job.

The alarm clock rang as a signal for the person to wake up.

The noise from the engine is a signal of a problem.

The yellow caution tape was a signal that the area was off-limits.

The waiter made a signal to the kitchen to bring out the next course of the meal.

The warning sign was a signal that the road ahead was closed.

The raised hand of the referee was a signal for the players to stop the game.

The yellow tape around the area was a signal not to enter.

The blinking light on the phone was a signal that a new message had arrived.

The flashing lights on the dashboard were a signal that something was wrong with the car.

The lifeguard raised his hand as a signal for everyone to get out of the water.

The satellite dish needs to be realigned to receive a stronger signal.

The emergency signal on the airplane was activated when there was a problem with the engine.

The communication tower was built to amplify the signal for remote areas.

The signal from the radio station interfered with the sound quality of the music.

The signal jammer is used to disrupt the transmission of electronic signals.

The smoke detector sends a signal to the alarm system if it detects smoke in the house.

The signal to noise ratio in the audio recording needs to be adjusted for better quality.

The signal processing software helps to filter out noise from the audio signal.

The data transfer was interrupted due to a weak signal on the computer.

The radio station broadcasts its signal across the entire city.

The signal strength of the Wi-Fi network is too low to access the internet.

The signal frequency of the radio channel was changed to avoid interference.

The signal from the remote control is not reaching the TV, so I need to change the batteries.

My cell phone has a weak signal in this area, so I can't make any calls.

The spacecraft sent a signal back to Earth indicating its successful launch.

The level of water in a reservoir can be a signal of how much water is available.

The temperature is a signal of how hot or cold it is.