Comment on Scales that refuse to measure if the battery isn't brand new
Wizard_Pope@lemmy.world 2 weeks agoWell which principle do the cheap ones operate on?
Comment on Scales that refuse to measure if the battery isn't brand new
Wizard_Pope@lemmy.world 2 weeks agoWell which principle do the cheap ones operate on?
Thorry84@feddit.nl 2 weeks ago
It’s actually a plastic ribbon with a metallic foil in a zigzag pattern on top of it. It’s extremely cheap and does a pretty good job. It usually sits on top of a metal bar that can deflect a tiny little bit.
You can read all about it here: en.wikipedia.org/wiki/Strain_gauge
Wizard_Pope@lemmy.world 2 weeks ago
Ah okay.