Royer Oscillator as a DC-DC converter - Circuit design | Eng-Tips
2007年6月5日 · We have a relatively old (ca. 1970s) design for a DC-DC converter which centers on a saturable core toroid transformer. A center tap feedback winding provides the signals to …
Rewinding of submersible pump motor - Eng-Tips
2018年2月22日 · 4) The switching frequency (for the drive) should be set somewhere between 3 and 5 kHz - note that in the OP's original post, it was indicated this had been set to 2.5 kHz. 5) …
Possible reasons for VFD line reactor failure? - Eng-Tips
2002年5月29日 · It sounds like a core heating thing. To be able to judge if that is the case, one needs to look for capacitors (or long cables) to resonate with. Reactor/capacitor combinations …
Phase calculation with tacho - Mechanical Acoustics ... - Eng-Tips
2008年4月29日 · 102.4 kHz sampling, 130dB dynamic range . Upvote 0 Downvote. Apr 30, 2008 #5 GregLocock Automotive. Apr 10 ...
sharing signal and power ground - Circuit design | Eng-Tips
2005年7月18日 · I generally share the signal and power ground together for analog(and mixed circuits <1 KHz).Does this practice introduce noise in the system. The circuits many times …
Grounded vs ungrounded capacitor banks 1 - Eng-Tips
2005年7月8日 · As far as Cannons' Technology, it is simply a case of their 12.5 Khz signal being shunted to ground due to the low impedance of the caps at that frequency (which is the reason …
Mechanical Acoustics/Vibration engineering - Eng-Tips
2000年5月12日 · Dear bohica,The mV/g is a unit for sensitivity factor relating the voltage output of an accelerometer to the acceleration unit g = 32.3 ft/sec*2 = 386.4 in/sec*2 = 9.81 m/s*2.The …
What is the connection between IP3 and 1dB comp. point 5 - Eng …
2004年11月16日 · "1 MHz spacing": if you have two tones at 1 KHz spacing, you would need 1000 times the amount of DC bypass capacitance on the power supply as you would with two …