Two almost identical complex designs published at almost the same time? How does that happen? Let’s go back to 1996 and see how similar Dave’s PC Logic Analyser design is to one published in Elektor Electronics magazine. Forum: https://www.eevblog.com/forum/blog/eevblog-1326-how-engineering-minds-think-alike/ Podcast: Download
Read More »EEVblog #1325 – OPAMP Shootout – Datasheet Deep Dive
Part 2 in designing a better uCurrent. A datasheet shootout between the Maxim MAX4239 and the TI OPA189 A deeper dive into the datasheet specs from the previous video, looking at gain bandwidth product, noise, supply current and voltages, offset voltages histograms, input bias currents, recovery and settling time, and …
Read More »EEVblog #1324 – Oscilloscope Reference Waveforms are USEFUL
Dave shows how to use reference waveforms to capture, compare and time correlate more then one signal at a time on your oscilloscope when you just can’t hold all those probes at once. Forum: https://www.eevblog.com/forum/blog/eevblog-1324-scope-trick-2-probes-1-hand/ Podcast: Download
Read More »EEVblog #1323 – PCB Layout Review & Analysis
Dave analyses a PCB layout from the EEVblog forum and covers all sorts of tips for SMD layout, component placement, routing, layer stackup, controlled impedance traces, supply planes and power bypassing. Original forum thread: https://www.eevblog.com/forum/beginners/first-4-layer-pcb-traces-on-each-layer-a-good-idea/ Forum: https://www.eevblog.com/forum/blog/eevblog-1323-pcb-layout-review-analysis/ Podcast: Download
Read More »EEVblog #1322 – JBL LSR308 Studio Monitor Speaker REPAIR
Repairing a JBL LSR308 studio monitor speaker. Digital troubleshooting in a speaker? Yep, that’s a thing! How to systematically track down a fault and *know* that part has failed. Forum: https://www.eevblog.com/forum/blog/eevblog-1322-jbl-lsr308-studio-monitor-speaker-repair/ Podcast: Download
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