Hi, this video will show you how to make handmade intercom using vintage telephones and Buzzer. I learned how to make intercom using vintage phone from youtube, and I added an idea to make buzzer sound when the handset is lifted.It will be easy and fun DIY. Good for middle school science project idea, maybe. Watch and have fun!!
Teddy
![](https://s2.save4k.ru/pic/Mh2rwDR3kr4/mqdefault.jpg)