EEVblog No Script, No Fear, All Opinion

Dave feels a tad nostalgic, so takes apart his 25+ year old DIY decade resistance substitution box. And some info on how you can build your own. DIY thumbwheel box: http://www.eevblog.com/forum/index.php?topic=4244.0 Podcast: Download

What’s inside a $500 commercial decade resistance substitution box from IET Labs? Dave’s about to find out. http://www.ietlabs.com/decadebox/rsbox.html Podcast: Download

A Krohn-Hite MV106J DC Voltage Standard calibrator landed on Dave’s bench. What’s inside? How does it work? Is it still within spec?, and what’s all this (lack of) Kelvin-Varley and LM299 zener reference stuff anyhow? And no adventure in calibration check is complete without a visit to the TrioSmartCal lab. …

Agilent have today released new 2.0 firmware for the 3000X series oscilloscopes. Dave takes a quick look at the new Arbitrary capability on the function generator, something he complained was lacking in the original review! Podcast: Download

It’s all about the tongue angle when Dave tears down his Tektronix 2225 oscilloscope and tweaks a few of the pots to drag the unit back into cal. Podcast: Download

Dave caught up with Richard Popple from Rohde & Schwarz to talk about the new Hameg oscilloscopes, the Hameg acquisition, and the Rohde & Schwarz Scope of the Art oscilloscopes. Podcast: Download

Dave caught up with the designer of the Cleverscope, Bart Schroder at the Electronex show. He gives us some history on the company (from New Zealand) , the scope, a quick on the spot teardown, and what latest scope design he’s working on. Podcast: Download

Dave visits the Electronex Electronics Expo in Melbourne, Australia’s biggest electronics trade show. What will Altium be in for? :-> Podcast: Download

Dave caught up with Karl von Moller at the Electronex expo in Melbourne and asked him about the progress on his Australian documentary State of Electronics. Podcast: Download

Dave’s first Walk Time Rant. The sad death of Steve Jobs at Apple, and how Dave got shafted on his new EEVblog office space at the 11th hour. Podcast: Download

Dave takes a look at the new generation $79 “stripped down” Kindle 4. How does it compare with the current Kindle 3 reader? Podcast: Download

How to design, prototype and test a two cell 18650 Lithium Ion battery pack level gauge using the classic LM3914 dot/bargraph display driver chip. A favorite from Dave’s youth! Dave gives you all you need to know to implement a simple expanded scale voltmeter with the LM3914, without adjustment pots …

Dave visits the Melbourne Hacker Space (CCHS) and takes along special guest Colin Mitchell from Talking Electronics fame. Podcast: Download

Dave goes on a tour of EMC Technologies new $1.8M RF Anechoic Test chamber used for automatic and product testing for EMC emissions and susceptibility. Also their other test chambers like the GTEM (Gigahertz Transverse Electromagnetic) test facility. Thanks to Rob Weir (Yes, he’s a New Zealander :->) www.emctech.com.au Podcast: …

Ever wondered how they test mobile phones for radiation and impact upon the human body? Dave gets a tour of EMC Technologies $1M+ mobile phone (and WiFi) radiation Specific Absorption Rate (SAR) testing facility. Thanks to Jason Cameron from EMC Tech. http://www.emctech.com.au Podcast: Download