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.
Wikidata facts
- Subclass of
- sound generator
- Image
- Piezo.jpg
- Has use
- sound effect
Show 2 more facts
- different from
- Summer
- Commons category
- Piezoelectric loudspeakers
via Wikidata · CC0
Article · 中文
蜂鳴器（英語：Buzzer）是產生聲音的信號裝置，有机械型、機電型及壓電型。蜂鳴器在電路中用字母“H”或“HA”（舊標準用“FM”、“ZZG”、“LB”、“JD”等）表示。蜂鳴器的典型應用包括、報警裝置、火災警報器、防空警報器、、定時器等。
Abstract from DBpedia / Wikipedia · CC BY-SA