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EEVblog #769 – Mailbag

More mailbag, from a few countries we haven’t had before! Flux Capacitor T-Shirt Forum HERE SPOILERS: Isolated Current Measurement Interface from PM Test Equipment PAL TV Pattern & RF Generator Teardown LED Panel meter teardown. Mail from Antarctica! Sandmarc GoPro Selfie Stick & Pole Sandmarc Armour GoPro bag Rockband 3 …

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EEVblog #768 – Cordless Anti-Static Wristbands BUSTED!

Dave debunks cordless anti-static wristbands you can buy on ebay for $1. Do they do anything at all? Controlled quantitative static voltage measurements with a surface DC voltmeter are done to prove they are 100% bullshit! And a direct comparison with a proper anti-static wrist strap and bonding point is …

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Fluxgate Condenser T-Shirt

Many have asked about my Flux Capaci… *cough* Fluxgate Condenser T-Shirt It’s available again for sale on Teespring HERE for the next 10 days. Only 15 bucks! Never be late for your next design review meeting with Dave’s hand drawn fluxgate condenser t-shirt, complete with the missing equations. Uber nerd street …

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EEVblog #767 – Super Regenerative Receiver Problems

Dave shows a potential problem with Super Regenerative Receiver circuits, and looks at the issue of interference with his LED light remote control mains switches. Some fun with two spectrum analysers, a scope, a H-Field probe, and yes, of course a teardown. The Tekbox EMC near field probes Forum HERE …

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EEVblog #766 – Vivid Sydney 2015 Light Festival

Dave visits the 2015 Vivid light festival in Sydney The guys from Robotic Systems talk about the technical details of their custom Game Of Drones LIDAR based quadcopter drone system they developed for Intel for the Vivid festival. Also, a look at the Intel Edison powered body sensing suit. Forum …

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EEVblog #763 – Dumpster Plasma TV Bad Cap Repair

Dave & David2 replace the bad caps in the old LG 50PF3DF 50″ plasma TV found in the dumpster HERE Will it fix the problems? Also an impromptu tutorial on how to replace bad/leaking/bulging capacitors, and measuring capacitor ESR in-circuit. Plus bonus banter. Teardown HERE PCB Sparkgaps Forum HERE Podcast: …

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EEVblog #762 – How Secure Are Electronic Safe Locks?

How secure are electronic locks used on safes? Dave tries a power line analysis attack on a standard La Gard (LG) 3740/3750 Basic electronic digital lock on a CMI home safe. Can you crack an electronic digital safe lock with just a resistor and an oscilloscope? All sorts of safe …

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EEVblog #761 – Pebble Time Smartwatch Teardown

What’s inside the new Pebble Time Smartwatch? Dave does a teardown after taking it through the torture test, and gives it a close up view with the Tagarno microscope. How easy is it to disassemble and replace the battery? How much do the components cost? What is the manufacturing quality …

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EEVblog #759 – Mailbag

A big mailbag episode, getting through lots of backlog. P.S. Yes I failed to twig to the cordless ESD strap. Will have to do a video debunking this! Forum HERE SPOILERS: NicaDrone EPM688 OpenGrab Electro Permanent Magnet For UAV/drone payload pickup Fused USB to UART adapter (FTDI-Free) A PCB designed …

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