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EDN电子技术设计
26 天
数字电位器效果能与机械电位器齐平?90dB范围内的增益轻松控制
V7zednc 以下是一些负阻计算。注意Vp#=A2引脚#处的电压信号。V7zednc 令Iw=滑动电阻信号电流,则 Vp6 = Vp2 – R4*Iw Vp2 = Vp3 (negative feedback) Vp3 = Vp6/2 (positive feedback) Vp6 = Vp6/2 – R4*Iw Vp6 – Vp6/2 = Vp6/2 = -R4*Iw Vp6 = ...
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27 天
变量+齿轮泵中国台湾KEILETO凯利通变量叶片泵
包括各类 SQP432-50-21-10-86CCC-18、SQP432-50-21-12-86CCC-18 SQP432-50-21-14-86CCC-18、SQP432-50-21-15-86CCC-18 SQP432-50-21-17-86CCC-18、SQP432-50-21-19-86CCC-18 ...
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Shooting suspect left note
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