Design & Build

An in-depth practical visualisation of how bypass capacitors work at both high and low frequencies. Bulk decoupling capacitors vs bypass capacitors. Capacitor placement and types are tested and the results examined. How package inductance can have a large effect. Loop area and what is means, it’s impact on EMC emissions, …

What does the UL type approval compliance logo on consumer products mean? What about TUV, ETL, GS, CCC and other marks? Dave breaks down safety standards and compliance marks. Forum HERE Podcast: Download

Review of the Gigatron.io TTL 8 bit retro computer kit. The processor is built entirely using TTL logic. http://www.gigatron.io Live 4 hours build: https://www.youtube.com/watch?v=wECZoUNd2GY Forum HERE Podcast: Download

Part 2 of designing your own custom LCD display. Looking at the manufacturers datasheet for approval, and test design considerations. Forum HERE Podcast: Download

Dave investigates a problem with a recent batch of uCurrents, something that WASN’T supposed to happen! A rare look at a real world combination of design, manufacturing, production testing, and procurement problems. Forum HERE Follow-up fix HERE Podcast: Download