FinalProject_PreliminaryDesign

Water sensor using 555 timer and Op Amp. Op Amp is a comparator. There are indicator lights to know when there is no water present, and when there is water present. When water is present, an audible buzzer will also sound as an extra alarm that water is present. Switch S1 can be toggled on and off when running and S1 is where the water sensor will be placed in real circuit.