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555步进脉冲发生器电路,555 stepper pulse generatorSpecifications--------------------------------------------------------......
脉宽调制直流电动机控制电路 Pulse Width Modulation DC Motor ControlOften, people attempt to control DC motors with a variabl......
图3 Logic PROBE WITH PULSE 逻辑脉冲探头 器件清单: R1 = 1K C1,C2 = 0.01uF (10 nanoFarad) R2 = 150 ohm T1 = 2N2219(A), NTE......
dolphin 2011-07-21
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