| FIGURE 2 |
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| Fig 2— IC1's output in (a) is logarithmic. In (b), comparing the input voltage, VIN, to IC1's output produces a variable-duty-cycle square wave. |
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| FIGURE 2 |
|
| Fig 2— IC1's output in (a) is logarithmic. In (b), comparing the input voltage, VIN, to IC1's output produces a variable-duty-cycle square wave. |
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