GSM Phone on a Conference Badge – Computerphile

11th September 2018

The Electromagnetic Field Festival (EMF Camp) happens every two years – as an event for makers and those interested in tech, their conference badges are a bit special… Freelance PCB designer Matt Lloyd takes us through Tilda Mk.4 (delta)


This video was filmed and edited by Sean Riley.

Computer Science at the University of Nottingham:

Computerphile is a sister project to Brady Haran’s Numberphile. More at