printed circuits

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  • Engineer makes light-up business cards with 555 timer, proves PCB skills

    by 
    Sarah Silbert
    Sarah Silbert
    06.09.2012

    Sure, there have been some pretty creative variations on the standard paper business card, but if you're looking to make a career in electronics engineering, card stock isn't necessarily the best option for material. Such was the case for one student, who had the canny idea to make a card that demonstrates his printed circuit board know-how. He used a 555 timer that outputs a clock to the LEDs on the biz card, and placing a nine-volt battery on the terminals sets off the mini light show. See for yourself in the video below.

  • Printed organic RFID circuits set to collect statistical data

    by 
    Darren Murph
    Darren Murph
    07.22.2007

    In order to truly judge the effectiveness (or lack thereof) of a newfangled technology, we all know trial by fire is the only way to go. Hence, it follows logic that about 1,000 printed organic RFID tickets will be tested at the Organic Electronics Conference this September in Frankfurt, Germany. The badges will be converted by Bartsch and are "set to be used to monitor the flow of attendees during the two-day conference and exhibition." Deemed the "first ever printed, low-cost organic tickets," these devices will be trialed in order to judge their data collecting abilities and to show whether or not these would be good candidates for use in "public transportation and logistics" applications. So, for those of you heading over to this here event, make sure you're packin' some sort of RFID jammer when waltzing through the door -- you know, just to give these newb tags an unexpected challenge on their first day at work.