Posted in Arduino Hacks, classic hacks Tagged Arduino Uno, phone ringer, rotary phone ← The Tragic Story Of The Ill-Fated Supergun Keebin’ With Kristina: The One With The Auto Harp Typewriter → ...

Makers and ordering your enthusiasts looking for a new project to keep them busy may be interested in this new Arduino rotary phone hack which uses an Arduino Pro Mini and a SIM900 GSM shield ...

At the heart of the device is a AD9833 waveform generator; with the Arduino, rotary encoder, and 16×2 LCD providing an interface to control it over SPI.

This one caught my eye on twitter - a Redditor has converted a 1961 Western Electric Model 500 telephone into a rotary cell phone using Arduino.

Rotobooth is a photo booth controlled by an embedded rotary telephone, and there are two ways to use it. You can dial ‘0’ to take a photo, which is automatically uploaded to Flickr. Or, you ...