Patrick Schless has been working for the last 9 months on a project involving an antique telegraph sounder and a Raspberry Pi. He’s created a PCB to handle the interface between the Pi and the sounder and written code to detect when a sale is made through his Etsy store. See the finished project write-up here
[…] recantha Patrick Schless has been working for the last 9 months on a project involving an antique telegraph […]