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jing dian jian ce qi
Author(s): 
Pages: 21
Year: Issue:  3
Journal: Family Electronics

Keyword:  静电荷静电放电蜂鸣器场效应管静电感应噪声电路板金属箔积蓄检测器;
Abstract: <正> 一、静电的危害性众所周知,静电几乎无处不在,在气候干燥的季节,只要轻触门把手,就可听到放电的声音;穿上或脱下人造纤维的衣服,亦会出现“劈劈拍拍”的声音;用塑料梳子梳干头发时,也会有上述现象发生。通常静电放电时的电击程度较轻微,一般人都能够忍受。但是,如果电荷的积蓄量增大到一定程度之后,就可能会造成意外事故。静电对电子设备的影响也很大,它会使Hi—Fi系统产生噪声或改变其音色;会损坏某些集成电路;会使唱片积聚灰垢;会
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