There’s something so nostalgic about the rotary phone that makes it a fun thing to hack and modernize. [Voidon] put his skills to the test and converted one to VoIP using a Raspberry Pi. He u… ...

Both encoder are connected to a Raspberry Pi 4, though if you want to replicate this open-source project using the incredibly detailed instructions, he says a Raspberry Pi 3 B+ will work, too.

First, you’ll need a rotary dial phone with enough space for your Raspberry Pi and wires. Models from the 1970s or 1980s often have roomy interiors so that you can organize cables without ...

Job done. Total cost of materials (Pi Zero W, HiBerry MiniAMP. 2x rotary encoders, SD card) is about £60), which is probably a bit pricier compared to the cheapest of internet radios.

Instructables explains how to add a Raspberry Pi to the rotary phone dialer. Each number on the phone can play a different mp3 file. Kids can listen to a different "caller" at each of the 10 ...