The circuit was designed based on the operation of a digital Sam clock with a programmed ringer attached to its output and made to function using a relay.
The circuit was designed to create an acoustic tone that can be controlled by giving a command.
The circuit was designed to provide a voltage over and under the specified value with the use of a switch that will be operated by a relay.
The circuit was designed for the sole purpose of making a way to watch over a baby while he is left alone in his room.
The circuit was designed to divide the frequency of a TTL compatible square wave signal which can be programmed with the use of three 7490 to perform the required operation.
The purpose of building this circuit is to create a LED flasher with alternating sequence from the two LEDs where the operation is based on the functionalities of a 555 timer integrated circuit.
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