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A buzzer or beeper is an audio signaling device, [1] which may be mechanical, electromechanical, or piezoelectric (piezo for short). Typical uses of buzzers and beepers include alarm devices , timers , train and confirmation of user input such as a mouse click or keystroke.
A joy buzzer (also called a hand buzzer) is a practical joke device that consists of a coiled mainspring inside a disc worn in the palm of the hand. When the wearer shakes hands with another person, a button on the disc releases the spring, which rapidly unwinds creating a vibration that mimics an electric shock to the unsuspecting victim. [1]
A Buzz! buzzer. The Buzz! Buzzer is a special controller designed specifically for the Buzz! game series. The controller handset has a large red buzzer button and four smaller coloured buttons for selecting the answer from the on-screen options. The buzzer set is a USB device, and connects to the USB ports on the PlayStation 2 and PlayStation 3 ...
A pulse generator is either an electronic circuit or a piece of electronic test equipment used to generate rectangular pulses. Pulse generators are used primarily for working with digital circuits ; related function generators are used primarily for analog circuits .
The basic concept of the third state, high impedance (Hi-Z), is to effectively remove the device's influence from the rest of the circuit. If more than one device is electrically connected to another device, putting an output into the Hi-Z state is often used to prevent short circuits, or one device driving high (logical 1) against another device driving low (logical 0).
The phrase "pressing the panic button" is part of pop culture, [11] [12] [13] and "Time to Start Work on a Panic Button?" was a New York Times 2011 headline on an article about planning for global warming .
UVB-76 (Russian: УВБ-76; see § Name and callsigns for other callsigns), also known by the nickname "The Buzzer", is a shortwave radio station that broadcasts in Upper Side Band mode on the frequency of 4625 kHz.
The following night, he scored another buzzer-beater to beat the Washington Wizards 120-119, making him the first man to beat the buzzers twice in two days. On January 6, 2022, RJ Barrett of the New York Knicks hit a 3-point buzzer beater off the glass over Jayson Tatum of the Boston Celtics to give the Knicks the 108-105 victory.