Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
I have built a custom keyboard (not the designs, these are open-source) and have a problem with a row and a column shorting out, causing a switch to simulate a perpetual key_down event.
This is caused by screwing in the controlled to close the case. Upon my inspection it must be the row, not...
Hi everyone.
I got a new cheap 9-v powered insulation meter (250-1000V), just to see how it works, and if it fits my needs. I never used one before. I did a couple of test, and I wanted to share them, and also ask if you think the results are to be expected.
The meter works fine when measuring...
Hi all,
Can anyone explain why some motors regularly burn out, I am thinking specifically about electric hand drills and to a lesser extent angle grinders.
I know how they burn out- normally the insulating varnish on one of the coils breaks down and creates a short- I think that is right. If...
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