EEVblog

Mystery Teardown! What’s got two pads and generates a Devo Energy Helmet waveform? Forum HERE Fluke Whitepaper

Dave looks at the $25 ANENG AN8008 Multimeter It has some unusually low ranges making it ideal for electronics use. Or is it? Forum HERE Previous discussion Hires photos:

What’s inside the Trezor hardware bitcoin wallet? A teardown to look at any physical hardware security, and a look at a possible side channel power line attack. For a new stable attempt at cryptocurrency, check out Corion UPDATE: A technical detailed reply from the Trezor developer! CLARIFICATION: SatoshiLabs does not hold your wallet private key, ...

What’s inside the Keithley 2302 Battery Simulator A way to simulate battery ionic resistance (ESR) and measure product pulse power consumption. Forum HERE Hires photos:

Does the Owon XDS3202A Oscilloscope use a true 14bit converter? Forum HERE Hi-Res photos: Unboxing VIDEO

Mailbag is back! Forum HERE SPOILERS: 1980 Retro Language Translator Teardown Arduino interfacing book ReflowR Hot plate PCB reflow machine 50ohm Dummy Load for babies from First Advanced Industrial Labs Black Box for stealing Pay TV, teardown. Retro radio alarm clock teardown Bee Maths Ruler Bayard-Alpert Ionization gauge. Voltage tester pen teardown Alcatel/Lucent telecommunications processor ...

Will Trump’s Mexican border solar powered wall pay for itself? Dave runs the numbers to find out what the solar payback is. NOTE: These are BEST CASE (non-practical) figures that don’t include any system losses from a single long line array like this, or anything to do with the changing wall topology, or increased maintenance ...

Dave debunks the uBeam ultrasonic wireless phone charging technology and explains why this will NEVER be a practical solution. Also, Meredith Perry’s rant on engineers and other experts. NOTE: This was split out from video #1000 for SEO reasons. There should be a debunking video of this searchable on Youtube. Some extra material has been ...

As the title says, kinda… Dave answers the age old question, do single take videos really work? No. No, they don’t. SPOILERS: Tutorial on turning two NPN transistors into a fast bidirectional zener impulse clamp. A comparison of the low level signal noise on 11 different oscilloscopes. Teardown of the CH7 analog TV 300W RF ...

What does the CE mark on a product actually mean? How do you get one? What is it NOT? What is a Declaration Of Conformity? There might more to this mark than you realised! The FCC mark is also discussed. Forum HERE

Dave shows how to do power supply MOSFET rail switching and demonstrates and discusses why supply sequencing might be needed. Forum HERE

No Script, No Fear, All Opinion

More mailbag! More teardowns! Forum HERE SPOILERS: Tekbox TBLC08 CISPR16 Line Impedance Stabilization Network (LISN) for the measurement of mains line-conducted interference RF Telemetry Transmitter teardown Telecoms line PCB’s from the 1980’s and 1990’s Gridseed G-Blade Scrypt cryptocurrency miner Rogaine video advertisement hardware teardown

Servicing and cleaning the Olympus BHM microscope and 3D printing a Cree LED replacement

Unboxing an ebay Olympus BHM wafer inspection metallurgical microscope. Did it survive the atrocious ebay packaging? Will a custom Cree LED light replacement work? Forum HERE