Mac's Service Shop: Meter Accuracy Specifications

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Mac's Service Shop: Meter Accuracy Specifications

by KirtB » Thu Aug 10, 2017 12:48 pm

Mac's Service Shop: Meter Accuracy Specifications, April 1972 Popular Electronics

My 1970s-era Radio Shack Microanta model 22-208 FET-VOM with a mirrored scale still does regular duty on my electronics workbench - particularly when the DMM happens to have been left somewhere else. One of the first things a person is taught about using analog meters is to always select a range that put the needle toward the upper end of the scale. It has to do with the accuracy of the reading based on characteristics of the meter movement. A digital meters' accuracy is often assumed to be ±1 rightmost displayed digit, but if you read the specifications, it is often not the case. Shop-owner Mac informs his technician, Barney, on many ... http://www.rfcafe.com/references/popular-electronics/macs-service-shop-meter-accuracy-specifications-popular-electronics-april-1972.htm

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