| FIGURE 1 |
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| Fig 1— A closed-loop integrator powers the light source of this position-sensing circuit, providing a fixed-scale factor for the signals supplied to the circuit's difference amplifier. |
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| FIGURE 1 |
|
| Fig 1— A closed-loop integrator powers the light source of this position-sensing circuit, providing a fixed-scale factor for the signals supplied to the circuit's difference amplifier. |
back |