Stack Exchange

Spehro Pefhany

Toronto, Canada

https://www.linkedin.com/in/spehropefhany

Leading Advanced-Technology Electronic Product Development and Global Production. Interested in working with established companies as well as funded startups worldwide.

If you want to know all about Electronics, you need this one NEW book.

Art of Electronics

Masters Conference

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Top Questions
Top Answers
91
Why are copper cables round?
electronics.stackexchange.com

88
What is the purpose of tiny “bumps” on LED legs?
electronics.stackexchange.com

83
Why are knobs called “pots” by some sound designers?
english.stackexchange.com

76
What exactly fries the chip when you invert power supply?
electronics.stackexchange.com

75
Why do some tactile switches have 4 terminals?
electronics.stackexchange.com

72
If I am measuring 2.3 V on a 1.5 V AA battery from Duracell, is my multimeter broken?
electronics.stackexchange.com

59
How can black travellers deal with unwanted harassment from locals in China?
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57
Why is root mean square used when calculating average power, and not simply the average of voltage/current?
electronics.stackexchange.com

53
Building a phone charger 500 years ago
worldbuilding.stackexchange.com

52
I was born in a city which is now under control of a different country. What is my “country of birth” on US visa/ESTA applications?
travel.stackexchange.com

51
When should I include information in my resume to indicate I have a high IQ?
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48
3.3M resistors not registering on multimeter - are they faulty?
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48
What does the word “most” mean?
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47
Why do some diodes have a glass package?
electronics.stackexchange.com

44
Should I just not bother to “reserve” rental cars anymore?
travel.stackexchange.com

42
What advantages do the absolute encoders gain by employing Gray code transmission instead of binary code?
electronics.stackexchange.com

42
What does “no clean” solder actually mean?
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42
When did men start to lose their “virginity”?
english.stackexchange.com

40
What kind of tape is used to hold together electronics during shipping?
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39
How does a Crystal work?
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39
I was told my signature was ripped out of my passport. Should I be worried?
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39
Are LEDs better than we think?
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37
What can I do at Hong Kong Airport for 13 hours?
travel.stackexchange.com

37
Why does inverter synchronization with the grid take 5 minutes?
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37
How does Windows know it's on battery power?
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37
Why did they use ultrafast diodes in a 50 or 60 Hz bridge?
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36
Why is there always a capacitor on input and output of a voltage regulator?
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36
What component is this? Royal 283
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35
Why do microwave ovens use magnetrons?
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35
Can I safely use a 6 A, 600 V diode in place of a 6 A, 400 V diode?
electronics.stackexchange.com

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