News & Articles

PyroEDU
Get started learning to build your own electronics by following our FREE online courses below!
Learn More »

Categories

Sponsors

Build Like A Pyro!
Find many of the parts used on this site at our favorite online electronics shop
Take Me To The Gadgetory!
Digital Room to Room Intercom

Posted July 15, 2012 by Chris

“There are many ways to build an intercom; an example is batteries in series with 2 telephones, a key switch and an amplifier. I felt this was far too simple. I decided to build an intercom with an MCU which digitalizes a voice and then sends it serially and then regenerates the analog signal.”

Leave a Reply