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A buzzer or beeper is an audio signaling device, 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.
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piezoelectric buzzers mechanical electromechanical may used also audio beeper device piezo uses include alarm devices click applications doorbells timers train
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Buzzer | is a | example of a purely mechanical buzzer and they require drivers | 0.90 | text |
| a mouse click or keystroke | instance of | train and confirmation of user input | 0.80 | text |
| basketball gamesElectrical alarmsJoy buzzer | instance of | Novelty usesJudging panelsEducational purposesAnnunciator panelsElectronic metronomesGame show lock-out deviceMicrowave ovens and other household appliancesSporting events | 0.80 | text |
| Buzzer | used for | pranks | 0.80 | text |
| Buzzer | has application | While | 0.60 | section |
| Buzzer | has application | Present | 0.60 | section |
| Buzzer | has application | Novelty | 0.60 | section |
| Buzzer | related to Electromechanical | The | 0.60 | section |
| Buzzer | related to Electromechanical | Joseph Henry | 0.60 | section |
| Buzzer | related to Electromechanical | They | 0.60 | section |
| Buzzer | related to Electromechanical | Early | 0.60 | section |
| Buzzer | related to Electromechanical | Similarly | 0.60 | section |
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