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
Read More »EEVblog #211 – IET Decade Resistance Substitution Box
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
Read More »EEVblog #210 – Krohn-Hite DC Voltage Standard Teardown & Calibration
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. …
Read More »EEVblog #209 – New Agilent 3000X Oscilloscope Firmware
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
Read More »EEVblog #208 – Tektronix 2225 Oscilloscope Teardown and Calibration
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
Read More »EEVblog #207 – Rohde & Schwarz / Hameg Oscilloscopes (3 of 3)
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
Read More »EEVblog #207 – CleverScope USB Oscilloscope (2 of 3)
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
Read More »EEVblog #207 – Electronex Expo 2011 (1 of 3)
Dave visits the Electronex Electronics Expo in Melbourne, Australia’s biggest electronics trade show. What will Altium be in for? :-> Podcast: Download
Read More »Electronics Doco Update with Karl von Moller
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
Read More »EEVblog #206 – RIP Steve Jobs – The Magic is Gone
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
Read More »EEVblog #205 – Kindle 4 Review & Unboxing
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
Read More »EEVblog #204 – Designing a Li-Ion Battery Gauge with the LM3914
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 …
Read More »EEVblog #203 – Melbourne Hacker Space Visit
Dave visits the Melbourne Hacker Space (CCHS) and takes along special guest Colin Mitchell from Talking Electronics fame. Podcast: Download
Read More »EEVblog #202 – EMC RF Anechoic Test Facility Tour
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: …
Read More »EEVblog #201 – Mobile Cell Phone Radiation SAR Testing
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
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