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 Podcast: Download
Read More »EEVblog #889 – Credit Card RFID Theft Protection Tested
Do those RFID shielded wallets and bags actually work to protect your contactless credit cards? Systems like VISA PayWave and Mastercard PayPass. Does aluminium foil work? Dave does some measurements to find out using a H-Field probe TekBox EMC probe set Forum HERE Podcast: Download
Read More »EEVblog #888 – Mailbag
More Mailbag! Forum HERE SPOILERS: Electronic Dummy Load and Dave discusses potential technical issues with paralelling MOSFET’s www.nupo-artworks.de Atheist Book: Christian Mythology for Kids Metal Rectifier, / Selenium Rectifier. Hornby Triang model train P5A Power Controller. Gtronics Protoshield Plus for Arduino Mitsubishi MT-398FOR6A Analog Mobile Phone Swiss Tools Screwdrivers Podcast: …
Read More »EEVblog #887 – The Economics Of Selling Hardware
In this Fundamental Friday Dave discusses the economics of selling your own hardware. Both directly and through a distributor/reseller. Everything you need to know about pricing your product for your hardware startup. Cost Multiplier, Gross Margin Percentage, Markup, and Cost Of Goods Sold are all explained. Forum HERE Podcast: Download
Read More »EEVblog #886 – Audi Lunar Quattro Moon Rover
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 Podcast: Download
Read More »EEVblog #885 – Audi Quattro Lunar Rover Unboxing!
World’s first unboxing of a lunar rover! The Audi Lunar Quattro moon rover, which is an entry in the Google Lunar X-prize. Scheduled for launch in 2017. Developed by PT Scientists. With the head of electronics development, Karsten Becker. More videos coming… www.mission-to-the-moon.com Forum HERE Podcast: Download
Read More »EEVblog #884 – EEVBlog BM235 Multimeter REPAIR
Dave unboxes, tests, inspects and repairs the first returned faulty EEVBlog BM235 Multimeter. What will the be the fault? Forum HERE Podcast: Download
Read More »EEVblog #883 – Orange Pi One vs Raspberry Pi 2
Dave takes a look at the Orange Pi One $10 single board 4 ARM Cortex A7 processor computer and compares it to the Raspberry Pi 2. Coving the install of the ARMbian flavour of Debian. Beware the security bug! And what is the power/watt efficiency between the two? Schematic HERE …
Read More »EEVblog #882 – Dumpster Dive Apple Xserve Computers
Dumpster diving time! Dave fishes out some Apple Xserve rack mount server computers and tears them down. Forum HERE Podcast: Download
Read More »EEVblog #881 – Fontus Self Filling Water Bottle BUSTED!
Dave does basic back-of-the-envelope thermodynamic calculations to prove the Fontus Airo & Ryde self filling water bottle campaign on Indiegogo is full of hot air instead of water. It’s 100% baloney! Forum HERE Podcast: Download
Read More »EEVblog #880 – Mailbag
Mailbag Monday Teardown bonanza Forum HERE SPOILERS: LCD’s and CCD sensor under the Tagarno microscope The Aoyue3D Ritocco 3D shaping , cutting and finishing tool amazon 1980’s multimeters (Fluke ripoff) Wandel & Goltermann optical attenuator Cheap mains energy meter teardown DTV TV tuner teardown Wayback Wednesday material, a collection of …
Read More »EEVblog #879 – R&S HMO1202 Scope Bandwidth Hack Investigation
Dave investigates how the front end bandwidth limiting works on the Rohde & Schwarz HMO1202 series oscilloscope. Is the bandwidth limit set just by the LMH6518 front end Variable Gain Amplifier chip through the SPI bus? See the extended 50 minute version HERE that has much more detail and mucking …
Read More »EEVblog #878 – Oscilloscope High Res vs Average Modes
What’s the difference between High Resolution (Boxcar Averaging) and traditional Average acquisition modes on a modern digital oscilloscope? Dave explains this often misunderstood difference, traps for young players, and gives several demos to highlight the differences. Forum HERE Podcast: Download
Read More »EEVblog #877 – Solar Analytics Home Energy Monitoring Installation
Installing a home energy monitoring and reporting system on Dave’s home solar power system. The 3G based wireless Connect 23 from Solar Analytics Designed & Manufactured by WattWatchers Forum HERE Podcast: Download
Read More »EEVblog #876 – NI VirtualBench Review
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 Podcast: Download
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