Electrical Resistance Strain Gage Circuits

In the preceding sections we have examined the various construction schemes and
application procedures for electrical resistance strain gages. By these techniques and devices,then, we have supposedly succeeded in transferring the extensional strain of the surface of a specimen into a proportional (or equal) strain in the element(s) of a resistive strain gage. The problem et this juncture is to develop a method suitable for the conversion of resistance changes in the gage element into a more readily observable quantity. We must, in other words, transduce resistance changes.
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