221 reputation
17
bio website woliveirajr.com
location Curitiba, Brazil
age 34
visits member for 1 year, 10 months
seen 5 hours ago
stats profile views 11

Computer analyst


Jun
12
comment Will charging 2 capacitors seperatly still result in a lower value?
Thanks for the explanation of capacitance in series / parallel, there's always lots of questions who miss this.
Jun
7
answered Sizing a solar panel and battery for a simple solar application
Jun
4
awarded  Commentator
Jun
4
comment How can I close the circuit on a string of christmas lights cut in half
perhaps you could post some pictures of it, so we can try to see how it's made and how to help you...
May
9
awarded  Yearling
May
9
awarded  Editor
May
9
revised Would a capacitor labeled 470K be 47pf or 470pf
added 516 characters in body
May
9
answered Would a capacitor labeled 470K be 47pf or 470pf
May
8
comment Microcontrollers with extreme high temperature range
I think this XKCD comic is mandatory here... :)
May
6
answered SM8 package orientation
Oct
16
awarded  Critic
Oct
5
comment Why are there no 256-bit or 512-bit microprocessors?
I'm not sure about if all the 256-bit combination would be that usefull, since using all that would require energy... en.wikipedia.org/wiki/Brute-force_attack#Theoretical_limits
Sep
20
comment how to purchase simple custom devices with low quantities?
you said you that for living, but you don't indicate in your profile how someone could reach you... I know that your answer wasn't an ad, nor stackexchange was created for that, but I think it would be ok if you just provided such information...
Jul
31
comment Does magnetism affect SD cards?
+1 because you own the 1.5kg rare earth magnet :)
Jul
27
comment Why is a datapath in microcontrollers always a power of 2 wide?
+1 variable length bitness
Apr
11
awarded  Citizen Patrol
Mar
9
answered How do I get a constant current of 2mA; output voltage of 9V dc?
Mar
9
comment How electrons inside copper wire behave when source is ac or dc?
I think he wants to know if in the AC electrons, or their movement, happen in the surface of the wire, or exactly in the middle, since in the AC the electrons "come and go"
Mar
1
comment How network card uses electricity?
and what's the source of the cited "explanation" in your question ???
Nov
23
awarded  Teacher