I have been spinning it using a rubber cone mounted in a cordless drill.
I have been spinning it using a rubber cone mounted in a cordless drill.
How many RPM do you suppose that drill spins? What ever it is it will not spin it fast enough to get a correct reading. Use compressed air.
Tony
Thanks for that, I'll give it a whirl with some air. I think it's OK because by manually closing the voltage regulator contacts I could get a reading albeit a small one.