Sound generator DIY kit using NE555 and photoresistor Posted on June 15, 2020June 15, 2020 by kitstvcom Check out other DIY Kit projects:How to build a touch switch using NE555Rain drop effect NE555 DIY KitHow to build a dark sensor circuit using NE555 timerHow to build light explosion LED effect DIY…How to build a dark sensor using transistor and…How to build a sound detector clap switch on a…NE555+74HC595 based 16 LEDs Light Water Flowing Effect KitHow to build Jaycar's Sound Level Meter Kit project-…NE555 and CD4017 electronic dice DIY Kit