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Kuba hasn't forgotten Monica's user avatar
Kuba hasn't forgotten Monica's user avatar
Kuba hasn't forgotten Monica's user avatar
Kuba hasn't forgotten Monica
  • Member for 12 years
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44 votes

Do ‘wiperless’ potentiometers exist?

38 votes
Accepted

What are the little bits of metal that come out of light bulb filaments and why do they stick to only one terminal?

30 votes
Accepted

What is the purpose of the fenced-off area on this board?

27 votes

Why do people use MOSFETs instead of BJTs in PWM applications?

25 votes

What causes the trough of a sine wave to become sharp?

25 votes

Wiring a 240 V single phase cable to two 110 V outlets (120 deg apart)

25 votes
Accepted

How is USB 3.2 still serial when there are so many data cables?

23 votes

Using capacitors as a battery back-up

23 votes
Accepted

Why is a PCI card treated as two loads on the PCI bus?

22 votes

Can I stack optocouplers in series to make a higher specification part?

21 votes

A 200-mile-long neutral busbar doesn't sound real

20 votes

Why does this arc die in the center?

19 votes

Can solder on wireless device PCB be vaporized during electrical storm?

19 votes

Wouldn't charging a lithium battery to 80% only defeat the purpose of putting the battery into longer use in the first place?

19 votes
Accepted

What does a function mean that doesn't have "void", "int", etc in front of it mean?

18 votes

LED dies under a 3.75V lithium-ion battery, but works fine with a 9V PP3

18 votes
Accepted

Is it a problem to use a capacitor at or near its rated DC voltage?

17 votes

Linear PSU design problem

17 votes
Accepted

Can an electric circuit do recursion?

17 votes
Accepted

Is there any advantage or disadvantage of using high value capacitor instead of high value resistor in filter?

17 votes

FFT is not showing noise

16 votes

With a transistor (as a switch), does the order of the parts matter?

15 votes

Why can't USB-C receivers be as small as their USB-A counterparts?

15 votes

KiCad error - parallel 7805 outputs

15 votes
Accepted

Is there a general rule to calculate heat dissipation of electronic equipment?

15 votes

Can I use a 250 nF instead of a 200 nF SMD ceramic capacitor?

15 votes

Ultra simple oven controlled resistor for analog temperature control

15 votes

Why aren't these instrumentation amps working for linearly driving a generic MOSFET?

15 votes

Design review request : First AC design - Is this dangerous?

14 votes

Is my PCB design good or really bad?

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