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Dave shows you an interesting ionic resistance phenomenon that lets you increase the battery capacity in typical Alkaline AA and AAA cells. Forum HERE Ionic resistance video Batteriser Monkey Busted Video Podcast: Download

Dave is moving into a HUGE new lab! What should he do with all this new space? Virtural tour! Forum HERE

Inside the new Siglent SDS2000X Series 4 channel 300MHz oscilloscope. Hi Res Photos: Datasheets: Micron DDR3 SDRAM Netsol SRAM ADCMP562 Comparator SDS1000X Review SDS1000X Teardown Siglent CEO Eric Qin in the lab Trio Test Forum HERE Podcast: Download

What’s inside the world’s first portable CD player, the Sony D-50 (D-5) ? 1984 vintage! Also a look at the laser beam splitter optics, and the gorgeous service manual. Service Manual HERE Nobutoshi Kihara MC Frontalot Zero Day Album Forum HERE Hires Teardown Photos: Podcast: Download

Dave takes a look at the BK Precision 8601 DC Electronic Load and compares with his older 8500 model. A teardown and some playing around with the software DIY Electronic Load HERE 8500 Teardown HERE Forum HERE Hires teardown photos: Podcast: Download

Dave repairs his Rigol DP832 Lab Power Supply. Why did it need repairing? That’s the FAIL part Rigol might want to look into… The previous DP832 Design FAIL Forum HERE Podcast: Download

Mailbag Monday Forum: http://www.eevblog.com/forum/blog/eevblog-860-mailbag/ SPOILERS: Supermicro AMD Opteron Server Motherboard AMD Nothbridge chips HERE and HERE Ibico & TI calculator teardowns Cheap Multimeter Teardowns Perf2 Prototype board crowd funder Garmin GPS III+ Teardown Radio Shack Pen Oscilloscope Teardown COP8 Microcontroller Podcast: Download

Everything you need to know about bypass capacitors. How do they work? Why use them at all? Why put multiple ones in parallel? What effect does package type have on performance? Are there any traps? Dave measures some bypass capacitors with an impedance analyser to confirm the whiteboard theory and …

Dave tries to get the Red Pitaya up and running and doing some basic measurements via WiFi & Ethernet. TLDR: Many issues: apps freeze, WiFi didn’t work, and the apps have only very basic rudimentary functionality. But it’s promising, and probably a good solution for those who want to write …

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Dave plays with his new Sony RX100 Mk4 high speed camera that can shoot 1000fps. Blowing up capacitors, fuses, and LED’s. And what does a multiplexed VFD display look like? Forum HERE Podcast: Download

More Mailbag Monday Forum HERE SPOILERS: Qiktag Indiegogo Apple iMac Power Supply Victorinox Minichamp Swiss Army Knife Caran d’Ache pen Kübrich Ingenieure Hose Clamp aren’t the Dodgy Brothers HF Splitter Teardown from Bitshift Dynamics The finest Audiophoolery from Nordost, the $50,000 Odin reference speaker cable And a package for Sagan …

Dave investigates the piezoelectric effect in multi layer chip capacitors (MLCC’s). In this case, on the backlight inverter on his own BM235 multimeter. Forum HERE LCD Driver DATASHEET Capacitor Tutorial VIDEO Podcast: Download

What’s inside a Kollsman Instrument Corporation MD-1 Automatic Astro Compass mechanical analog computer from a B52 Bomber? Part of the star tracker inertial navigation system that calculates the altitude and azimuth. Thanks to The Geek Group Forum HERE Podcast: Download

This was supposed to be a repair video of a Fluke 17B multimeter. But embarrassingly turned into an impromptu How a Mulitmeter Works video. Dave goes through the Fluke 17B schematic and explains how stuff works. Forum HERE Teardown video HERE Thermocouple Tutorial HERE Podcast: Download