4 ms·
I just invented something similar. Though it only supports a maximum of 4 cards, at scale it would cost ~500x less. I call it "penny." Here's my prototype: ht
by christiangenco 13y ago
I just invented something similar.
Though it only supports a maximum of 4 cards, at scale it would cost ~500x less.
I call it "penny." Here's my prototype: http://imgur.com/49auKC4 http://imgur.com/49auKC4
- ksrm 13y agoGame changer!
- ryan-c 13y agoI've seen card readers try to read from both sides of the card in case it's swiped on the wrong side - you might have some problems with those.
- christiangenco 13y agoFor compatibility, penny will offer a special adapter that will decrease interference with some card scanners. You can purchase this compatibility adapter for $3.95 for 66 feet: http://www.amazon.com/Scotch-Electrical-75-Inch-66-Foot-0085-Inch/dp/B00004WCCP/ref=sr_1_3?s=industrial&ie=UTF8&qid=1384476612&sr=1-3 http://www.amazon.com/Scotch-Electrical-75-Inch-66-Foot-0085...
- melloclello 13y agoYou're a genius