A pilot demystifies the "ding" sound heard on airplanes. It's not an alarm, but a signal for the crew. One ding signifies takeoff clearance, another at 10,000 feet allows cabin service to begin, and ...

No matter which airline you’re flying, the experience of boarding a plane and taking off is practically the same for all ...

As you’re sitting on the plane and waiting for takeoff, your airline pilot could activate a “ding” sound mid-flight — but what does that sound really mean? In a now-viral video garnering nearly 10 ...

Transport for London (TfL) could be bringing back the original Routemaster sound to indicate when a bus is about to depart. The old 'ding ding' sound is also being trialled with other sounds to see ...

This is a simple and very useful article on building a circuit that produces “ding dong” sound using 555 timer. We observe different types of door bells in different houses. They produce different ...