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| mexlefirst_public:combination_of_integrator_and_schmitt_trigger_oscillator [2026/08/05 10:50] – feharst | mexlefirst_public:combination_of_integrator_and_schmitt_trigger_oscillator [2026/08/05 11:02] (current) – feharst | ||
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| <wrap #tasks> | <wrap #tasks> | ||
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| + | <wrap #setup> | ||
| To analyze the behavior of the oscillator (triangle-rectangle generator), the following circuit is used: | To analyze the behavior of the oscillator (triangle-rectangle generator), the following circuit is used: | ||
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| __Values of the components used: | __Values of the components used: | ||
| R1 = 200 kΩ, R1.3 = 10 kΩ, R2 = 20 kΩ, R3 = 27 kΩ, C1 = 10 nF\\ \\ | R1 = 200 kΩ, R1.3 = 10 kΩ, R2 = 20 kΩ, R3 = 27 kΩ, C1 = 10 nF\\ \\ | ||
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| + | </ | ||
| - Build the circuit on the MEXLE-board. R1 is a 200 kΩ potentiometer. Set it to a value of 200 kΩ. Perform the following measurements: | - Build the circuit on the MEXLE-board. R1 is a 200 kΩ potentiometer. Set it to a value of 200 kΩ. Perform the following measurements: | ||
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| \\ \\ \\ \\ | \\ \\ \\ \\ | ||
| - | 3. Explain how this circuit works in a few sentences.\\ | + | - Explain how this circuit works in a few sentences.\\ |
| \\ | \\ | ||
| - | 4. Why is it useful to use R1 as a potentiometer to vary the frequency rather than R2 | + | - Why is it useful to use R1 as a potentiometer to vary the frequency rather than R2 |
| or R3?\\ | or R3?\\ | ||
| \\ | \\ | ||