A hardware hacking project that takes a rotary phone, hooks it up to a Teensy, and turns the phone into a voicemail device. This uses the Teensy 4.0 and Audio Shield, and stores both the greeting and recorded voicemails on the micro SD card.
A hardware hacking project that takes a rotary phone, hooks it up to a Teensy, and turns the phone into a voicemail device. This uses the Teensy 4.0 and Audio Shield, and stores both the greeting and recorded voicemails on the micro SD card.
Mozilla Public License 2.0