This tweet popped up in my twitter feed…
Made a card iPhone amplifier today. Thanks to @robives @DT_Chat it actually works! Video is on my @YouTube channel pic.twitter.com/UfCOZkL31l
— Mr Wilks (@SloughEtonDT) July 10, 2015
…and so off to YouTube I rushed. Thanks to Mr Wilks for sharing his delightful timelapse of the construction of a PhoneHorn! Check it out!