Cheap & Small hearing aids circuit project

Small hearing aids circuit project

Imagine your dad is old. Sure, he hears anything weak sound.

How do you do?

You are an electronics inventor, right?

Yes, you can try to make a tool. To help him back to listen to great music again.

This project is small, use only one 1.5V battery. Using normally components you can buy in stores near you. Read more

Automatic led night light switch

Automatic Night LED light switch circuit

Automatically change the dark corner of the house to be brighter with LED. No AC main but can run with battery solar charger. Do not doubt that How does it work or is it easy? Let’s learn. Read more