Measure high voltages with a multimeter - Electrical Engineering …
2016年5月22日 · \$\begingroup\$ Interesting and simple way to measure high voltage, but as I see it you are unnecessarily complicating things. I suggest you forget the impedance of the …
High Current or High Voltage that damages components?
2015年10月16日 · When the voltage across an insulator gets too high, it is possible that the insulator will stop insulating and will instead start letting some current through. This current …
high voltage - Simple Electric Shock Device - Electrical Engineering ...
Can anyone tell me how to make a simple electric shocking device (like a electric pen or hand buzzer style). I've seen people use piezoelectric elements from lighters (is that correct?) but I …
high voltage - How do transposition towers in transmission lines …
2013年9月24日 · The residual or resultant voltage or current induces unwanted voltages into neighbouring communications lines. This can be overcome by the interchange of conductor …
high voltage - Electrical Engineering Stack Exchange
2014年3月14日 · All three contain circuit breakers. All three supply power to motors, although switchgear and PDC-fed motors are obviously higher-voltage, larger motors. Switchgears are …
A way to measure unknown high voltages with an oscilloscope
2017年4月13日 · Internally there are one or more high voltage (fairly) precision resistors paralleled with a similar number of high voltage capacitors and an capacitor and trimmer …
High Voltage Switching with Mosfets - Electrical Engineering Stack …
2020年7月8日 · But, as stated in the comments section, to drive an N-Ch MOSFET its gate voltage should be higher than its source voltage. Using a 1:1 gate transformer (for non-zero …
High voltages vs. Energy loss - Electrical Engineering Stack Exchange
2012年1月24日 · The "top line" Voltage is the I x R voltage drop in the line and the bottom line Voltage is the transmission voltage. So loss ratio is effectively resistive_voltage_drop / …
voltage - Minimum clearance between two traces that have a …
2017年8月30日 · The accepted creepage distance depends on the Comparative Tracking Index (CTI) of the pcb material (in the table it is the "material"), on pollution degree, if traces are on …
High voltage adjustable constant current source controlled by MCU
2021年10月24日 · The wiper simply taps off some fraction between 0 and 1 of that potential difference. I'll call that fraction w, so that the voltage between nodes B and C is: $$ V_{BC} = …