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0 votes
4 answers
181 views

Reducing 18-0-18 to 12-0-12V AC

1 vote
1 answer
52 views

How do I connect the negative wire to three systems at different voltages?

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3 answers
2k views

Basic differences between voltage and EMF?

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2 answers
204 views

How to calculate the voltage drop across a load connected in series to the secondary coil of a transformer

1 vote
2 answers
288 views

Why are my LED string lights not working with an adapter?

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2 answers
80 views

Measuring voltage across a rheostat

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1 answer
704 views

LCD backlight LED voltage. Insignia (Sharp) Model NS-32D20SNA14

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1 answer
1k views

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0 votes
1 answer
581 views

Battery voltage increasing while measuring (NiMH)

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3 answers
12k views

Three-phase motor connection, 230 V delta or 400 V star?

0 votes
1 answer
431 views

A question about reading and calculating thermal resistance of a voltage regulator from its datasheet

2 votes
2 answers
77 views

Can we connect multiple devices to the mains with just 1 cable?

7 votes
1 answer
673 views

How can an analog multimeter have a combined mV and µA scale?

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1 answer
71 views

Buck converter output voltage

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