A demonstration of near-field magnetic interference and how to shield it. Near-field vs far-field EMC explained. Forum: https://www.eevblog.com/forum/blog/eevblog-1329-magnetic-field-shielding-demonstrated/ Podcast: Download
Read More »EEVblog #1297 – Turn an LCD into E-Paper!
Dave’s long term LCD DC bias experiment has turned a regular 7 segment LCD effectively into an E-Ink/E-Paper display! Microchip LCD App Note: http://ww1.microchip.com/downloads/en/AppNotes/AN658-LCD-Fundamentals-and-the-LCD-Driver-Module-of-8-Bit-PIC-MCUs-00000658C.pdf Datasheet: https://www.lumex.com/spec/LCD-S101D14TR.pdf Forum: https://www.eevblog.com/forum/blog/eevblog-1297-turn-an-lcd-into-e-paper!/ Podcast: Download
Read More »EEVblog #1296 – Alkaline Battery Leakage Testing 2 – Electric Boogaloo
A revisit of the Alkaline battery leakage testing. Library: https://lbry.tv/$/invite/@eevblog:7 Forum: https://www.eevblog.com/forum/blog/eevblog-1296-alkaline-battery-leakage-testing-2-electric-boogaloo/ Podcast: Download
Read More »EEVblog #1287 – Gatekeeper Shopping Trolley Lock Investigated
Dave’s local shopping centre just installed shopping trolleys with electronic locking wheels fro ma company called Gatekeeper System, how does it work? Teardown time! Subscribe on Library: https://lbry.tv/$/invite/@eevblog:7 FCC website: https://fccid.io/SOX-W9200/ Forum: https://www.eevblog.com/forum/blog/eevblog-1287-gatekeeper-shopping-trolley-lock-investigated/ Podcast: Download
Read More »EEVblog #1283- What is Mains Ripple Injection?
What is Mains Ripple Injection and control? A mystery bunker item teardown turned out to be a very interesting and obscure bit of test kit. Subscribe: http://www.eevblog.tv Forum: https://www.eevblog.com/forum/blog/eevblog-1283-what-is-mains-ripple-injection/ Podcast: Download
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