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Electrical Engineering
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mguima
  • Member for 8 years, 6 months
  • Last seen this week
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About

Old school electronics hobbyst, skeptical of this "maker" stuff: electronics is not Lego.

English is not my home language, so forgive me for grammar, spelling and syntax errors that I keep making (not intentionally). Edits, corrections and suggestions are welcome.

19.8628816 S, 44.0097173 W (Giraffes aren't native here, I live in a Zoo; you can see me in Street View)

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View all questions and answers
answer
14
How can I control 8 LEDs using only 5 pins of a microcontroller?
Sep 20, 2020
answer
9
Why does this transistor circuit light the LED?
Oct 20, 2017
answer
5
Mixing NiMH and Li-Ion
Sep 30, 2020
answer
5
How can a DC18V ~ 36V LED driver work with DC3.6V LEDs without burning them out?
Oct 28, 2017
answer
5
How to switch composite video signal inputs to one output
Jun 20, 2018
answer
4
3.3V interface on arduino is only giving 0.23V
Oct 17, 2017
answer
4
What is the Chip-on-board ic used in calculator, how to obtain one and how to use it?
Nov 8, 2017
answer
3
How to reduce current without affecting voltage for powering a fan?
Oct 17, 2020
answer
3
Understanding common terminal in common collector/emitter amplifier
Nov 2, 2017
answer
2
Won't get 5v on input of Arduino with power bank
Oct 18, 2017