Surely the world’s only Nobel Laureate electronics hobbyist! Dr Barry Marshall, winner of the 2005 Nobel Prize for Medicine visits the EEVblog lab to sniff some vintage gear and discuss his Nobel prize winning discovery and treatment for stomach ulcers. Dr Marshall discovered that Helicobacter Pylori bacteria was responsible for …
Read More »EEVblog #1200 – BUSTED! – Energizer & Duracell NiMH
Are you getting ripped off with Energizer and Duracell D cell NiMH rechargeable batteries? Why is a D cell NiMh the same capacity or lower than the smaller C or even AA cell? Teardown time! Forum HERE Podcast: Download
Read More »EEVblog #1199 – Samson C01U USB Microphone Teardown
Teardown Tuesday Dave’s Samson C01U USB Microphone got caught up in the flood, let’s take a look inside. Forum HERE Podcast: Download
Read More »EEVblog #1198 – 10 Years On Youtube!
April 4th 2009 Dave started the EEVBlog Forum HERE Podcast: Download
Read More »EEVblog #1197 – DIY PCB Etching With Water
Experimenting with etching your own PCB’s by concentrating existing ferric chloride levels in tap water. How well does it work? Forum HERE Podcast: Download
Read More »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 …
Read More »EEVblog #1195 – Sony 4K 60″ LCD TV Audio Repair
Mrs EEVblog broke the headphone socket on Dave’s Sony TV. Soldering iron time. Podcast: Download
Read More »EEVblog #1194 – 1985 Electronics
Dave uncovered the first edition of Australian Electronics Monthly magazine from July 1985, by Roger Harrison, and featuring a classic David Tilbrook MOSFET amplifier design, vintage computer, vintage analog scopes and more. Forum HERE Podcast: Download
Read More »EEVblog #1193 – KiCAD PCB 4 Layer Swapping & Stackup
More on the Gigatron 4 layer PCB for EMC compliance testing. Swapping the inner and outer plane layers, experimenting with KiCAD and investigating several issues with the tool. Talk on gerber generation, PCB checklists, PCB design for manufacture, PCB stackup, and uploading to JLCPCB for 4 layer manufacture. Forum HERE …
Read More »EEVblog #1192 – Power Meter LCD Repair
Repairing the faulty LCD in the Voltech PM300 power meter. Forum HERE Podcast: Download
Read More »EEVblog #1191 – Digital Energy Savers BUSTED!
Digital energy saver boxes that claim to reduce your power bill by up to 50%, are… SPOILER ALERT: Complete bullshit. Forum HERE Podcast: Download
Read More »EEVblog #1190 – Mailbag Review Bonanza
A look at three major products in this lengthy Mailbag. SPOILERS: LabJack T7-Pro Multifunction DAQ with WiFi, Ethernet, and USB 15:56 Balena Fin Raspberry Pi Compute module industrial computer 29:29 Dodgy truck LED tailight assembly 38:00 Joulescope: Precision DC Energy Analyzer Kickstarter With lengthy discussion on current measurement autoranging. Forum …
Read More »EEVblog #1189 – Ebay $140 6.5 digit DMM Bargain!?
Dave bought a 6.5 digit Phillips PM2534 on Ebay for $140 delivered. Did it even survive the shipping? $200 Ebay 6.5 digit DMM video: https://www.youtube.com/watch?v=I2HcJ80OyrA Forum HERE Podcast: Download
Read More »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 …
Read More »EEVblog #1187 – Room Heater Technology Explained
A comprehensive tutorial on room (space) heater technology and their effectiveness and efficiency in heating rooms and homes. The different types of heat transfer are discussed, along with the different types of heater technology available and how they apply to room and object heating. The 2nd law of thermodynamics, and …
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