NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Test your magnetic compass.
From: Bill B
Date: 2012 Nov 17, 01:17 -0500
From: Bill B
Date: 2012 Nov 17, 01:17 -0500
On 11/16/2012 10:33 PM, Lu Abel wrote: > 2. Most stud finders work on the basis of ultrasound. Perhaps Alex, an apartment dweller is referring to old school stud finders. They had a magnet that reacted to nails in the studs, most likely from nailing/screwing drywall to the studs. Bill B