Design & Build

Various electronics design and build

EEVblog 1461 – The MOSFET Search CHALLENGE

Join Dave in the search for an alternative replacement MOSFET. It might not be as easy as it sounds. Talk about how to identify components and circuit function, MOSFET parameters, and using google and parametric searches on supplier and manufacturer websites. Can YOU find a -30V 17A P Channel SO-8 ...

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EEVblog 1387 – MOSFET Repair Replacement Search

Dave tries to find a locally sourced replacement MOSFET for a dumpster repair and battles the RS Components and Element 14 wonky search engines and parametric search engines. Dave’s name was on a US government watch list: https://www.eevblog.com/2014/02/24/element-14-holding-orders-based-on-us-government-watch-list/ Forum: https://www.eevblog.com/forum/blog/eevblog-1387-mosfet-repair-replacement-search/ Podcast: Download

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EEVblog 1377 – The Amazing UNPREDICTABILITY of Fuses!

How long does it take for your 400mA multimeter fuse to blow at 600mA? Grab a chair and watch! The amazing unpredictability of fusing current ratings at low overloads. Forum: https://www.eevblog.com/forum/blog/eevblog-1377-the-amazing-unpredictability-of-fuses/ Podcast: Download

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EEVblog #1372 – DIY PCB Photography Light Box

How to build your own DIY light box for photographing PCB’s Dave experiments with a cardboard box, some alfoil, and a hacked YujiLED high cri studio light. https://www.flickr.com/photos/eevblog/albums Forum: https://www.eevblog.com/forum/blog/eevblog-1372-diy-pcb-photography-light-box/ Podcast: Download

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