Title

Measuring Electrical Current: The Roads Not Taken

Document Type

Article

Publication Date

2011

Abstract

Recently I wrote about the standard Weston meter movement1,2 that is at the heart of all modern analogue currentmeasurements. Now I will discuss other techniques used to measureelectric current that, despite being based on valid physical principles, are largely lost in technological history.

Journal

The Physics Teacher

Volume

49

First Page

286

Last Page

288