EEVblog

No Script, No Fear, All Opinion

Mailbag continued. Soldering a 0.4mm QFN chipscale SMD package onto a Schmart Board using 0.3mm JBC and Hakko tips. Also a demonstration of drag soldering with a chisel point tip. Schmart board Green Arrays Multi-Processor Chip Forum Topic HERE

Pomona Precision Probes Mike’s Proto PCB Vincent Himpe’s website Mastering Surface Mount Technology Book Panasonic TV Schematic Forum Topic HERE

Teardown and calibration checking of a Keithley 480 Picoammeter Dave got from ebay. This was supposed to be a repair and troubleshooting as well, but Murphy had other ideas. Keithley 480 User & Service Manual Forum Topic HERE

A followup to the previous attempted repair video, clearing up a few things and removing the ASIC chip. Part 1 HERE Part 2 HERE Forum Topic HERE

Just a very quick impromptu followup on the new Korad KA3005P PSU. Taking a look at the boards in the new designed unit. Charles’s testing of the new supply is HERE Forum Topic is HERE

Not a formal calibration check, but playing around in the TrioSmartCal lab testing the accuracy of the Fluke 59 (Raytek MT6) Mini IR Thermometer using an Extech IRC350 (CEM BX-350) IR Calibrator. Also playing with the Flir E60 IR Camera and Extech IR200 human body IR thermometer Trio Smart Cal RayTek MT6 Fluke 62 Mini CEM BX350 Typical Germanium Lenses Forum Topic HERE

A mini review and some playing around with the Flir E60 IR Thermal Camera

Dave brings out the big guns in this attempt. Can a $12K Flir E60 IR Thermal Camera find the fault? Once again, a “real-time” attempt to find the short on the Lecroy mainboards 3.3V rail. Part 1 is HERE Flir Cameras ULIRVision IR Camera Forum Topic HERE

An epic 4.5 Hours of Dave answering questions for the 400th Episode Live Show! (Sorry, the chat capture seems to have frozen several times)

Teardown Tuesday. What’s inside the GoPro Hero 2 action camera? Ambarella A5S: Forum Topic HERE

Dave attempts to trace a short “real-time” on the main board of the Lecroy 9384C oscilloscope. Teardown video is HERE

Inside the Turnigy Accucell 6 Lithium Ion/Polymer/Iron Phosphate 6A Battery Charger. And a look at the JBC CD-2BB series soldering iron Schematic is HERE MOSFETs: MT8103A FDS6680 Forum Topic HERE

Dave shows you a neat trick on how to get a real time frequency response bode plot on your oscilloscope using your function generator. Useful for filter or system response characterisation. Forum Topic HERE Spectrum Analyser Video

What’s inside a $250,000 1980′s vintage IBM server hard drive used in banks? 1989 vintage Model 3390 mod2 1.89GB or 3.78GB Forum Topic HERE