EEVblog No Script, No Fear, All Opinion

Dave takes a quick look at three Brymen Multimeters. The BM257 6000 count 0.2% $100 meter The BM857A 500,000 count 0.03% The BM869 500,000 count 0.02% top of the range meter Forum Topic HERE Podcast: Download

Extended commentary on PCB surface mount wave soldering on the Fluke 91 Scopemeter. Original video here: http://youtu.be/AozG9DfGVeQ Podcast: Download

Teardown Tuesday. Inside a 1994 vintage Fluke 91 Series II Scopemeter. Extended commentary on PCB Wave Soldering Service Manual TDA8703 74HC4316 TLC27M2A LF453 S83C196KB Photos HERE Forum Topic HERE Podcast: Download

Gavin Smith a.k.a The Mechatronics Guy always has interesting stuff in his car boot. Here he shows off his TurtleBot and CineMoco camera dolly system. http://sites.google.com/site/mechatronicsguy http://turtlebot.com/ http://store.cinetics.com/bundles Podcast: Download

Central Coast Amateur Radio Club Field Day at Wyong 2013 www.fieldday.org.au/ Forum Topic HERE Podcast: Download

Inside the HP 3478A Multimeter A quick follow-up to the previous 3457A teardown video. Forum Topic HERE Photos HERE Podcast: Download

Teardown Tuesday. Inside the HP 3457A 6.5/7.5 digit bench multimeter. Service Manual HERE and HERE and HERE LM339 Reference User Manual HERE Forum Topic HERE Photos HERE Podcast: Download

EEVblog Mailbag Podcast: Download

A tour of Agilent Australia’s new VOSCAL (Volume On-Site Calibration) portable NATA accredited calibration lab in a customised expandable shipping container, with Metrologist Peter Daly The gear alone inside is worth a cool $3M. Photos HERE Forum Topic HERE Podcast: Download

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