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Lockout buzzer system, questions. Quiz bowl (quizbowl, [ 1 ]scholars' bowl, scholastic bowl, academic bowl, academic team, academic challenge, etc.) is a family of quiz -based competitions that test players on a wide variety of academic subjects. Standardized quiz bowl formats are played by primary school, middle school, high school, and ...
Door phone. A door phone or door bell phone is a set of electrical and electronic elements used to handle communication between a resident in a house, apartment or villa and a guest outside. The device can also lock or unlock the door it has been configured to work with. Door phones have been used across a variety of commercial and residential ...
arduino.cc. Arduino (/ ɑːrˈdwiːnoʊ /) is an Italian open-source hardware and software company, project, and user community that designs and manufactures single-board microcontrollers and microcontroller kits for building digital devices. Its hardware products are licensed under a CC BY-SA license, while the software is licensed under the ...
Power door locks (also known as electric door locks or central locking) allow the driver or front passenger to simultaneously lock or unlock all the doors of an automobile or truck, by pressing a button or flipping a switch. Power door locks were introduced on the luxury Scripps-Booth in 1914, but were not common on luxury cars until Packard ...
The National Ocean Sciences Bowl (NOSB) is a national high-school science competition managed by the Consortium for Ocean Leadership. It follows a quiz-bowl format, with lockout buzzers and extended team challenge questions to test students on their knowledge of oceanography. Questions cover the fields of biology, chemistry, geology, geography ...
A man playing a version of the wire loop game. A wire loop game, or buzz wire, is a game which involves guiding a metal loop (a 'probe') along a serpentine length of wire without touching the loop to the wire. [1] The loop and wire are connected to a power source in such a way that, if they touch, they form a closed electric circuit.
Schools' Challenge is the primary national general knowledge competition for schools in the United Kingdom, founded by Colin Galloway in 1977 and currently overseen by Robert and Allison Grant. Intentionally based on University Challenge, [1] it has a notable resemblance to quizbowl competitions in its question content and format.
Buzzer. 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.