Originally posted by Allen R.
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I've already learned my lesson about blowing transistors lol, went through several of them before learning what was causing it...
is it the circuit diagram I'm using?? Is it different from Johns circuit in any way? I linked to it in a post above... It was easier for me to read than the other ones I've seen, but looked to me to be the same design... Please check it for me to see if it is correct.
Thanks for the power checking thing... I am checking it correctly if what you say is true... I wasn't sure if I was checking it right or not... It may be that this small setup cant be anything more than a 4 magnet monopole motor... Ill have to keep playing with it while I'm building my bigger unit...
How would I check for leakages around diodes and transistors???




using a 12v power supply (I hooked the input jack back up)... With a diode in the positive of the power supply output it is not getting any feedback spikes to ruin the power supply... and it just sits there and spins away... no problems at all. it is charging AA, AAA, and 18650 batteries just fine! I also installed a cutoff switch to make sure I can cut the whole thing off before swapping out ANY batteries... I'm tired of blowing transistors!!!
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