EEVblog No Script, No Fear, All Opinion

A look at one of the original HP 5061A Cesium Beam atomic clock frequency standards used in the “flying clocks” experiment in the 1960’s, that showed (not definitely at the time) that time dilation as part of Einstein’s relatively theory was correct. The effect was not confirmed until a more …

Les Thomaidis shows and explains the calibration rack at the Agilent Melbourne Standards Lab that is used to “calibrate the calibrators”. This is where other calibration labs send their multimeter and oscilloscope calibrators to get calibrated. Forum Topic HERE Podcast: Download

Dave visits the Connected Community Hacker Space (CCHS) in Melbourne on Feb 5th 2013 Check out the Cray Supercomputer, automated RFID door access system, 3D printers, various robots, and a chat with the head software developer for the Raspberry Pi. http://www.hackmelbourne.org/ Andy Gelme is part of http://lifx.co/ Jon Oxer is …

Peter Daly, metrologist at Agilents world leading standards & calibration laboratory in Melbourne explains what calibration is. Forum Topic HERE Podcast: Download

Everything you need to know about how Thermocouples work. K type thermocouples, the Seebeck effect, the Seebeck coefficient, and cold junction compensation. Along with some practical measurements with a multimeter to demonstrate the effect. Seebeck effect on a single conductor NIST Tables Forum Topic HERE Podcast: Download

Mailbag time. Dave tears down an original Apple Newton Messagepad 100. Photos HERE Forum Topic HERE Podcast: Download

Inside Fluke’s new CNX3000 Wireless Multimeter. Also, the CNX t3000 K-Type Thermocouple, CNX i300o iFlex probe, CNX v3000 wireless ac voltage meter, and CNX a3000 wireless ac clamp meter. Forum Topic HERE Podcast: Download

Dave takes you on a 35 year journey through the test equipment ads in his collection of Electronics Australia magazines, from 1965 to 2000. www.hioki.com/discon/pdf/multi/3207_08.pdf Forum Topic HERE Podcast: Download

Dave shows you how easy it is to do surface mount SMD reflow soldering with a stencil and a hot air gun: http://astore.amazon.com/eevblogstore-20 Hints and tips for quick and easy component placement, solder paste application, and reflow soldering using cheap easy to get tools. Forum Topic HERE Podcast: Download

What’s inside a vintage 1988 Apple Macintosh SE? http://www.nycresistor.com/2012/08/21/ghosts-in-the-rom/ http://en.wikipedia.org/wiki/MOS_Technology_6522 http://www.datasheetcatalog.org/datasheet/motorola/AM26LS32.pdf http://www.classiccmp.org/rtellason/chipdata/mc3488.pdf http://en.wikipedia.org/wiki/Apple_Desktop_Bus http://amazingdiy.files.wordpress.com/2012/09/am5380pc.pdf Forum Topic HERE Teardown photos HERE And a follow-up showing the Easter Eggs Podcast: Download

Mailbag Monday What’s in Dave’s mail? jaanus.tech-thing.org/category/half-ohm/ atlanta-robotics.com/Home.html mdiy.pl/atmega-fusebit-doctor-hvpp/?lang=en dangerousprototypes.com/docs/Bus_Pirate dangerousprototypes.com/docs/Bus_Blaster http://www.energymicro.com cdn.energymicro.com/dl/an/pdf/an0048_efm32_energy_friendly_display.pdf www.atollic.com/index.php/truestudio www.sharpmemorylcd.com/ Forum Topic HERE Podcast: Download

What’s inside a Jawbone UP Pedometer? MSP430F5548 BQ24230 MX25L8006E Forum Topic HERE Podcast: Download

Is a sub $50 universal programmer from ebay any good? Dave checks out the MiniPro TL866 programmer:

Teardown Tuesday. What’s inside a 1980’s vintage Microtek MICE-16 8086 in-circuit emulator that Dave scored for 99 cents on ebay? http://www.microtekintl.com/ http://en.wikipedia.org/wiki/Intel_8255 Forum Topic HERE Photos HERE Podcast: Download

NOTE: Something is wrong with eevblog.org, so I am unable to upload the podcast file at present. Teardown Tuesday. What’s inside an EDMI Atlas Mk10A Smart Meter? Datasheets: EDMI Mk10 Datasheet EDMI Mk10 Reference Manual VAC4626 Current Transformer MSP430FG4618 TNY268 SP3238E Abletronics Forum Topic HERE Podcast: Download