Windshield Wiper Hesitation Control Unit

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This circuit uses the 555 timer in the astable or oscillatory mode. The length of time the timer is off is a function of the values of C1, R2, and R3. The potentiometer which controls the amount of "hesitation." (Approximately 2 to 15 seconds.) R2 provides a minimum time delay when R3 is at its zero ohms position.

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Windshield Wiper Hesitation Control Unit - Circuitos de Electronica

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