[Cpostier] decided that he wanted to keep his old intercom system, but give it an update with a Rasperry Pi and a 7 inch touch screen, and the results are totally groovy, man. The original unit ...

I decided to employ a really old hack to put two functional telephones ... The result is a functional intercom that you could use pretty much anywhere! The circuit to make two phones work as ...

If you’re one of the more than 50 percent of homeowners who have opted out of landline service, chances are you still have at ...