Design & Build

Various electronics design and build

EEVblog #1204 – Samsung Galaxy Fold Failure – Analysis

The new Samsung Galaxy Fold a folding OLED smartphone has failed spectacularly in the hands of early reviewers! What went wrong? Also, a rant about the pressures on reviewers from the manufacturers, Dave questions why Marques Brownlee won’t show his failure footage. 3M Flexible OLED testing presentationFlexible OLED 2011 article ...

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EEVblog #1196 – Custom Heat Sink Design

Designing your own custom heat sink is cheaper and easier than you might think. At look at why you might want to design your own heat sink, the costs, the advantages and disadvantages, design considerations for surface mount PCB’s, air convection, and mechanical DRC, and die-cast vs machining. SMD thermal ...

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EEVblog #1188 – $10 DIY EMC Probe using Scope FFT

How good is your existing oscilloscopes FFT function with the $10 DIY EMC H-field probe compared with a dedicated spectrum analyser? Dave tries the DIY EMC probe with half a dozen different low cost scopes, so it turned into a bit of a practical FFT shootout: Rigol DS1054Z Siglent SDS1202X-E ...

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EEVblog #1178 – Build a $10 DIY EMC Probe

How to make your own magnetic H-field EMC probe out of semi-rigid coax for $10 that performs identically to a $300 commercial probe! Search for “Low noise amplifier” and “semi-rigid rg402” on ebay. Forum HERE Podcast: Download

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