How can a voltage screwdriver light up when I test the ground wire or chassis of my washing machine, but multimeter reads no voltage or current flow?
41616
Why are all of my appliances becoming energized when ground wire is excluded?
5210
Why doesn't current flow in reverse biased diode?
129453
Why do some wire gauge ampacity charts state vastly different current ratings?
114322
Making voltmeter accepting bipolar input voltage, using a microcontroller
30839
Why don't loop currents produce light?
95875
Why does DMM show AC and DC current when source is a battery? (How to calculate power in this case?)
66747
Why is my multimeter stopping device from booting when measuring current?
77248
How to scale and shift voltage signal?
107965
Wind direction measuring circuit
77523
How do I know if a generator is empty from the start?
117066
how does the circuit of a basic Variable speed electric drill work?
44503
My scope detects a 50Hz signal when the probe is not connected to a circuit, is this normal?
30347
I can't find the values of the currents
122969
How can I make my flyback converter discharge immediately?
82807
How does an LM7805 voltage regulator work?
83678
The Difference Between voltage and current
148814
Arduino Negative Voltage Reading with Positive Ground