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tiny2 said:I notice that some high-end multimeters have a 'Guard' terminal. If I wanted to setup a practical bench demonstration of the use and benefit of this facility, what would I have to do ?
regards..
Sceadwian said:Is this anything like an abbreviated version of Kelvin Sensing?
https://en.wikipedia.org/wiki/Four-terminal_sensing
Sceadwian said:Okay so it's just a basic differential input?