Touch Sensor with 555 ic || by es tech knowledge

Hi , This video is to show you how you can make a easy touch Sensor with 555 timer ic. This is a very easy project. You can build this project with out PCB also. It can be use as a door bell switch. 📌 All you needs are - 1. 555 Timer IC 2. BC547/BC548/2N2222 Transistor 3. 100kΩ Resistor 4. 20k 5. Use Capacitor to control Delay ( I have used 4.7μF ) 6. 104 nF Capacitor 🎶 Sound credit goes to - 1. Listen to Electro-Light - Symbolism [NCS Release] by NCS #np on #SoundCloud https://soundcloud.com/nocopyrightsounds/electro-light-symbolism-ncs-release #estechknoledge