A follow-up to the Yihau/WEP SMD Station Meltdown, testing the heater drive TRIAC and looking at the brushless DC fan motor. And how a TRIAC and SCR works. DaveCAD github Forum HERE Podcast: Download
Read More »EEVblog #1171 – Yihau WEP SMD Rework Station Meltdown!
David2’s Yihau/WEP 898D+ SMD rework station literally melted down! Autopsy time. Forum HERE Podcast: Download
Read More »EEVblog #1170 – Mystery Dumpster Teardown
Mystery Teardown from the dumpster! Even Dave had no idea what this was until he tore it down. Patents VIDEO Forum HERE
Read More »EEVblog #1169 – TI 1972 Computer Interfacing
How did you connect to a time sharing computer in 1972? Teardown of the Texas Instruments TI Silent 700 model 745 terminal with acoustic coupler modem. Forum HERE Podcast: Download
Read More »EEVblog #1168 – Dumpster Diving UPS
Dave scores a HP R1500 G3 rack mount Uninterruptible Power Supply (UPS) from the dumpster. Teardown time! Forum: http://www.eevblog.com/forum/blog/eevblog-1168-dumpster-diving-ups/ Podcast: Download
Read More »EEVblog #1167 – Let’s Talk About Patents
A quick chat about Innovation Patents vs Invention Patents for another video quickly turned into 30 minutes of general talk about patents, the patent system, patent applications, patent attorneys, over-unity free-energy quackery, the claims and examination process and a host of other stuff, with patent attorney Dr Phil Burns. Forum …
Read More »EEVblog #1165 – Cypres Parachute Safety AAD Teardown
DejaVu. Dave revisits the new generation Cypres 2 parachute Automatic Activation Device and tears it down. A safety device that automatically activates your parachute at a pre-set altitude. It has saved over 4000 lives to date. Forum HERE Podcast: Download
Read More »EEVblog #1166 – Amazing 1980’s Touch Screen Calculator Watch!
A dual layer touch screen calculator watch in 1983? Amazing! Teardown of the rather obscure Casio TC-500 Forum HERE Podcast: Download
Read More »EEVblog #1164 – Xbox Engineering Baptism Of Fire
A retro look at the 2005 Xbox 14 million unit power cord replacement issue and a teardown and analysis of the supplied protection device from Microsoft. Some interesting engineering lessons to be learned. UPDATE: Apparently what this is an “Arc Fault Circuit Interrupter” (AFCI) that continually monitors the current for …
Read More »EEVblog #1163 – Xmas Mailbag
Xmas Mailbag SPOILERS: Mand Labs electronics learning kit: (yes, 27 minutes of it) 27:08 Petzl climbing harness 33:20 RC2014 home brew DIY Z80 computer kit on Tindie 39:00 Custom test leads 40:40 Aircraft 121.5MHz emergency beacon and altitude sensor teardown 51:30 Monero miner, and some Linux GPL hate! EPIRB Teardown: …
Read More »EEVblog #1162 – Little British Monitors
Review and teardown of Little British Monitors, a small compact bluetooth monitor available as a kit on Kickstarter Forum HERE Podcast: Download
Read More »EEVblog #1161- Automated Coffee Machine Dumpster Teardown
Teardown Tuesday-ish random dumpster dive! What parts can we salvage from and automated coffee machine? and how does it work? Forum HERE Podcast: Download
Read More »EEVblog #1160 – Weller Responds!
Weller responds to the magic smoke escaping from their WE1010 soldering station, and the lack of a primary side mains fuse. Prepare to be awestruck at their commitment to safety! https://weller-tools.com/we1010na/ Forum HERE The Current Source tears down a Weller WEP51 iron: https://www.youtube.com/watch?v=qo6B1aYUffE
Read More »EEVblog #1159 – World’s Most Precise Pocket Calculator
One item mailbag! A look at the Swissmicro DM42, the world’s most precise pocket calculator. A clone and improvement of the famous HP42S, with open source firmware based on the Free42 platform. https://www.swissmicros.com/dm42.phphttp://thomasokken.com/free42/ Forum HERE Podcast: Download
Read More »EEVblog #1158 – How To Create PCB Mod Boards
PCB mod boards are useful for a whole range of applications and scenarios from production to upgrades, repair, and hacks. Dave shows you several examples and talks about creating manufacturing panels for them, along with castellations, V-Scoring, routing, and manufacturability. Forum HERE Podcast: Download
Read More »