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电脑电源是非常成熟的产品,参数都是固定的,集成化的,是开关电源,其电压通过脉冲占空比调整,不容易大幅度改变. 用电阻的办法不现实,功耗很大且无法使输出电压稳定.这一行我算半个行家吧,有20年工龄了.
eglington
(eglington)
(#30918@0)
Last Updated: 2001-3-6
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实在没辙了,谁知道多伦多哪里买AC-DC power adapter 9V 1500mA? 谢了先。
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