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Lesson 22: Light Reactive Theremin with NE555,
Photoresistor and Buzzer
22.1 Overview
In this lesson we are going to learn how to make light reactive theremin with NE555, LDR and
buzzer.
22.2 Components Required
1 x Breadboard Power Supply
1 x 9V Battery
1 x 9V Battery Connector
1 x Breadboard 830p
1 x NE555 Timer
1 x Passive Buzzer
1 x 10 KΩ resistor
1 x Photoresistor
1 x 10 uF Capacitor
2 x 100 nF Capacitor
9 x M-M wires (Male to Male jumper wires)
22.3 Circuit
Schematic
84
Electronics Starter Kit r.00 www.plusivo.com
