Stephen Collings's user avatar
Stephen Collings's user avatar
Stephen Collings's user avatar
Stephen Collings
  • Member for 10 years, 8 months
  • Last seen this week
65 votes
Accepted

Why are there only four passive elements?

53 votes
Accepted

What could cause a microcontroller to unexpectedly reset?

20 votes
Accepted

Understanding Two MOSFET with sources connected

18 votes
Accepted

Mathematical proof that RMS voltage times RMS current gives mean power

14 votes
Accepted

Why are rectifiers-inverters used to drive AC motors instead of using the rectified current to drive DC motors?

13 votes
Accepted

How does one compute the ripple currents seen by a rectifier filter capacitor?

13 votes

Why do buck (step-down) switching regulators require an inductor and diode?

13 votes
Accepted

Understanding electrical consumption

12 votes
Accepted

Can a capacitor be used for overvoltage protection?

12 votes
Accepted

Why does increased voltage increase processor performance

11 votes
Accepted

How can I slow down the switch time of a MOSFET?

11 votes

What are the behaviors of capacitors and inductors at time t=0?

10 votes
Accepted

Single-phase to 3-phase conversion

10 votes
Accepted

Does a bridge rectifier care that much for AC frequency?

10 votes
Accepted

Voltage Drop and Safe Current Load on CAT5 Cable

10 votes

Using a PIC microcontroller

10 votes

How can a capacitor store charge whilst also passing current?

10 votes

Difference between battery and capacitor?

9 votes

Could most AC devices run off of DC rather than AC?

9 votes

How can I run a 7.2VDC battery-powered drill off a 220VAC wall socket with limited part availability?

8 votes

Transistor current mirror circuit

8 votes

Flow of holes in transistor?

8 votes

Is there any benefit to using a voltage booster (such as Batteriser) on "dead" batteries?

8 votes
Accepted

Is it safe to short circuit 3 x 9 V block batteries?

8 votes

Do digital multimeters require calibration?

7 votes

How can I detect fuse failure?

7 votes
Accepted

Good schematic checklist

7 votes

Good checklist for PCB design to be used by the EE (not by the PCB designer)

7 votes

TO-220 voltage regulator, heatsink and mounts

7 votes

Creating a high-current bus on a PCB

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