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引用第3楼footyong于2009-11-09 15:30发表的 :
5 s+ I6 B: u- M3 W' P( M: ?恩,我们这边用示波器,将一欧电阻接在电源两端,用示波器测试两端电压,示波器可以持续监视电压波动,可以很准确的测量出一秒末的电压 " the total battery voltage does not exceed 2,5 V, measured 1 s after a 1 Ÿ resistor has
' i0 e1 g3 ?. ~2 Jbeen connected between the supply terminals of the toy, with any current limiting device
- k7 G# ^4 Y% A5 T& nshort-circuited and without the toy being operated."
' n/ p( C& [2 }"the total battery voltage "是一秒末的电压吗?5 Z$ D; G. }# D" ~/ J( s) g
用万用表测量是否可行? |
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