INTRODUCTION.- ELECTRICAL METHODS OF FORCE MEASUREMENT.- RESISTIVE FORCE TRANSDUCERS.- INDUCTIVE FORCE TRANSDUCERS.- CAPACITIVE FORCE TRANSDUCERS.- PIEZOELECTRIC FORCE TRANSDUCERS (PZFTs).- ELECTROMAGNETIC FORCE TRANSDUCERS.- ELECTRODYNAMIC FORCE TRANSDUCERS.- MAGNETOELASTIC FORCE TRANSDUCERS.- GALVANOMAGNETIC FORCE TRANSDUCERS.- VIBRATING WIRE FORCE TRANSDUCERS.- RESONATOR FORCE TRANSDUCERS.- ACOUSTIC FORCE TRANSDUCERS.- GYROSCOPIC FORCE TRANSDUCERS.- FORCE BALANCE TECHNIQUES.- MIXED METHODS IN FORCE MEASUREMENTS.- WHEATSTONE BRIDGE - THE BASIC CIRCUIT FOR STRAIN GAUGE FORCE TRANSDUCERS.- STRAIN GAUGES ELECTRONIC CIRCUITS.- CLASSIFICATION OF ELASTIC ELEMENTS.- STRETCHED / COMPRESSED COLUMNS.- STRETCHED / COMPRESSED TUBES.- BENT LAMELLA (CANTILEVER BEAMS).- BENT AND/OR TORSION SHAFTS... .