====== BUZZER ====== ===== SKU: E021 ===== {{::e021_overview.png?400|}}\\ ===== Introduction ===== 蜂鸣器模块是雷诺卡片电路的基本声效模块,具有单向导电性,它的尺寸是(8x40MM)\\ 它的两端是十字槽,中间有一个有源蜂鸣器,它有正负极的概念,如果接反了就无法发出声音。 ===== Feature ===== 可以制作报警器等发声应用\\ **小提示:**撕掉表面的保护纸声音可以更响亮\\ ===== Symbol ===== {{::e021_icon.png?200|}} ===== Application ===== * [[:b0105|B0105 实验]]\\ ===== Specification ===== Supply Voltage: 5V\\ Connection: Cross Groove\\ Dimensions: 8x40x1.6 mm3\\ ===== Version History ===== None