| FIGURE 1 |
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| Fig 1—Depending on the status of this indicator circuit's 9V battery, the op amp either keeps the LED continuously on or off, or the circuit oscillates to alert you to three additional stages of battery discharge. |
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| FIGURE 1 |
|
| Fig 1—Depending on the status of this indicator circuit's 9V battery, the op amp either keeps the LED continuously on or off, or the circuit oscillates to alert you to three additional stages of battery discharge. |
back |