EEVblog

Extreme Mailbag! 2 minutes per mailbag item, can Dave do it? Forum HERE SPOILERS: Hobby Creek Pana Hand PCB Rax from BenchWerks SwissMicros HP Calculator replacements. Voyager landscape format scientific calcultors to replace the HP15C, HP16C, and HP41CX Equil EMF Radation protection device Bullshit Semikron IGBT hybrid VFD drivers bridge teradown, Silicon Labs Blue Gecko Bluetooth Smart Module Wireless Starter Kit: Low Jitter 10MHz Reference Clock Old ISA Bus POST Card Simpson 269 High Sensitivity Volt-Ohm-Microammeter Custom brass Widlarizer Hammer GEVCU – the Generalized Electric Vehicle Control Unit Garmin Edge 800 GPS ISDN NT1 Teardown DIY Digital Clock Schematic EEroots.com Integrated development platform

What is the difference between LCD viewing angle and bias angle? How does adjusting the LCD bias voltage effect the display? What is LCD Ghosting? Also a demonstration of Photoelastic Birefringence in polycarbonate plastic display covers. Dave investigates the Liquid Crystal Display viewing angle problem in the EEVblog BM235 Multimeter. Forum HERE

Dave talks with Karsten Becker from PT Scientists about the electronics on board the Audi Quattro Lunar Rover, and space electronics in general. Radiation, thermal design, camera systems, power supplies and more. Forum HERE

Dave tests the Castle Creations CC BEC Pro battery eliminator used in model airplanes to see if it meets is rated continuous current performance claims. Also a bit of a how-to on testing regulators like this, 4 terminal load sensing error reduction is demonstrated. Airflow and thermal camera measuremements are done. Forum HERE Datasheets: Diode Buck Regulator

Inside the Keysight U1461A Insulation Resistance Multimeter Forum HERE Hires teardown photos:

More Mailbag Monday Forum HERE SPOILERS: Infinity PV organic printed solar cells: Panasonic 840 JE-840U calculator teardown LED controller car computer thingo teardown Old school parallel port software protection dongle teardown World’s first logic IC! The Fairchild µL900 series, as used in the Apollo guidance computer. Dave is taken to task about his religious rant in a previous video. Can he destroy Dave with a logical argument? Expert witness court case letter. Cheap ebay soldering iron of death teardown Cheap BEC brand voltage regulator for model airplanes, is it any good? Will it meet it’s claims? Silego GreenPAK Dual-Supply Programmable Mixed Signal Matrix

A very detailed look inside the new Siglent SSA3021X 3.2GHz Spectrum Analyser. The entire RF section is broken down and analysed in depth with a block diagram overlay. Forum HERE Keysight AN150 App Note Datasheets: AM3352 mic5209 LMH6517 hmc307 HMC832 hmc976 hmc860 HMC284 hmc488 hmc716 VSWA2-63DR+ hmc703 hmc189a V600ME14-LF hmc860 hmc426 hmc835 ADE-2 201410 pe42641ds hmc976 AD9235

Dave compares the new Siglent SSA3021A 2.1GHz spectrum analyser with similar priced Rigol DSA815. Noise floor, clock and PLL phase noise and other performance aspects are measured and compared between the two models. Bugs?, yup, got those too! Forum: http://www.eevblog.com/forum/blog/eevblog-891-siglent-ssa3021x-vs-rigol-dsa815-spectrum-analyser/

What’s inside the ArmourCard active RFID jammer for NFC contactless credit cards? Does it work? Will it protect you from skimming? Forum HERE Patent HERE Lithium Battery HERE

Dave talks to Karsten Becker from PT Scientists, head of electronics development for the Audi Quattro Lunar Rover that will land at the Apollo 17 landing site on the moon in 2017 It is front runner in the Google Lunar X-Prize Forum HERE

Dumpster diving time! Dave fishes out some Apple Xserve rack mount server computers and tears them down. Forum HERE

Dave reviews the 350MHz National Instruments VirtualBench combined 4 channel oscilloscope, logic analyser, arbitrary waveform generator, 5.5 digit multimeter, digital I/O, and power supply. Forum HERE

Inside the National Instruments NI VB-8034 Virtual Bench. A 350MHz 4 channel mixed signal oscilloscope, arbitrary waveform generator, power supply, and I/O module that can connect to the PC, tablet or phone via USB, WiFi, or Ethernet. Datasheets: Xilinx Kintex 7 ADC08D1520 ADC CRF Reed Relay High Speed OpAmp

105yo Ted Wale still builds FM bugs in his lab, and carves his own PCB’s (none of this etching rubbish!) Dave caught up with him in his backyard workshop in Cabramatta in Sydney. Forum HERE

Dave shows you how to get the distributed computing platform BOINC and the SETI@Home project running on your Raspberry Pi. How many MIPS per Watt is the Raspberry Pi 2 compared to Dave’s dual processor Xeon machine? And the awesome Paul Horowitz Forum HERE Dave’s machines on SETI Download SETI@Home for your machine