All Questions
3
questions
0
votes
1
answer
134
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Thunderstorm reseting my micro-controller
I think this is a follow up from my previous question. If not then please ignore it.
I have created a very basic (crude) alarm system that uses a reed switch. Luckily there was a thunderstorm and some ...
- 2,391
0
votes
1
answer
223
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Power supply safety standards
I want to build radio/alarm clock that power itself from the wall. I live in Canada. What safety standards should I follow? And is it free to acquire the datasheet of these safety standards or does it ...
- 1,126
0
votes
1
answer
316
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Use a solar battery charging system to power day/night security camera?
I have in mind a wireless security camera but it still needs an AC adaper for power. I wish to supply this power from a 8 x 1.5v supply of 2,500 mAh batteries that are charged in daytime with 12 volt [...
