Originally Posted by
Roelof
And for a few dollar you have an analogue HALL sensor you can connect to a voltmeter.
Yes, but my understanding of what you made in another thread was that it was just for comparison. I want to see how far off a rotor has fallen from it's reputed 1700+ manufacturer claim. I guess to say it frankly, I want to see the actual reading and not a relative reading. But if you can build that and want to share, sure, I'll give it a go.