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Looking to make a Magnetometer (ie, Gauss Meter) Answered

I'm looking for instructions to make a magnetmeter so I can measure my speakers. I have a few hard drives in my HT setup, and I want to make sure they will be safe with new placement, especially with the center channel being right underneath them. I found the following:


But it's kind of expensive to build: $70US+

Is there a cheaper solution?


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Tool Using Animal
Tool Using Animal

14 years ago

You could build that for much cheaper simply by NOT shopping at radio shack, for instance that multimeter, get the equivalent at Harbor freight, regularly on sale for $2.99 Check mouser for the sensor