描述
差模干扰:也称串模干扰,就是串联与信号源回路之中的干扰。它串联在信号源回路中,与被测信号相加后输入系统。产生差模干扰的因素主要有分布电容的静电耦合、空间的磁场耦合、长线传输的互感、50HZ的工频干扰,以及信号回路中元件的参数变化等。
TB Woods 10 HP E-trac AC Invertor X2C40100B 460 vac NIB
Woods WFC5002-0C 575V E-Trac AC Inverter ! NEW !
T.B. Woods E Trac WFC 4040-OC AC Inverter
TB Woods X4C20050C E-TRAC 5HP Drive X4C2005-0C **LNC**
WOODS WFC2005-0CHT 5HP E-TRAC W/OUT KEYPAD **XLNT**
TB WOODS X2C2010-0B E-TRAC X2C DRIVE 10HP 230V TESTED
WOODS X4C4007-5C 7.5HP 460V E-TRAC AC DRIVE***NIB***
TB WOODS WFC4003-0C E-TRAC AC DRIVE 3HP 460VAC TESTED