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Digital scales

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Toneisok | 17:59 Thu 15th Mar 2007 | Science
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How do digital scales work? I have a broken set of domestic kitchen scales and it looks like a small pcb measures how much an alloy rod with holes in bends.
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Avatar Image mibn2cweus
strain gage scale
21:41 Thu 15th Mar 2007
Avatar Image fireman_ponc
Put simply,as the rod bends the electrical resistance changes.this is what is measured.
13:44 Sun 18th Mar 2007

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Digital scales

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