| TABLE OF INFLUENCE OF STRAIN GAUGE ON VOUT, | AS A MULTIPLE OF deltaR/4*R | |||||||||||||||
| Assume Vout is gauche (left) minus right side of bridge. | ||||||||||||||||
| LG = longitudinal gauche | TG = transverse gauche | LR = longitudinal right | TR = transverse right | |||||||||||||
| R1 upper gauche, R2 lower gauche, | R3 upper right, R4 lower right | |||||||||||||||
| Assume eta = Poisson's ratio is 0.25 | ||||||||||||||||
| R1 | LG | TG | LR | TR | ||||||||||||
| R2 | LG | TG | LR | TR | ||||||||||||
| R3 | LG | TG | LR | TR | ||||||||||||
| R4 | LG | TG | LR | TR | ||||||||||||
| tension down | -1 | 1 | 1 | -1 | 0.25 | -0.25 | -0.25 | 0.25 | -1 | 1 | 1 | -1 | 0.25 | -0.25 | -0.25 | 0.25 |
| CW bend | 1 | -1 | -1 | 1 | -0.25 | 0.25 | 0.25 | -0.25 | -1 | 1 | 1 | -1 | 0.25 | -0.25 | -0.25 | 0.25 |