EEVblog No Script, No Fear, All Opinion

I have been made aware of this Australian government requested report on crowd sourced equity funding, and associated suggested legislative framework to promote it. Original DOC file is HERE PDF version HERE I have not digested the 244 pages of it yet!

Dave plays around with an energy harvesting kit to see how much power he can get out of a Peltier device used as a Seeback effect module to generate power from temperature differentials. Bonus white board tutorial on how Peltier devices work as heat pumps. Wuerth Elektronik Energy Harvesting Kit …

Dave test drives one of the first right hand drive Tesla Model S cars in Australia before they are delivered to customers.

Meet Rod Elliott the man behind the famous sound.westhost.com audio electronics website. Audio aficionados will no doubt be familiar with Rod’s hundred of articles and projects. He dropped by the EEVblog stand at Electronex and kindly agreed to a quick impromptu chat on-camera.

A very brief look at the new WENS 540 Debug Meter with Charles from Trio Test at the Electronex show stand: This is NOT a review, or my normal blog content, it’s just a quick look because some people may be interested in it. So please, no silly complaints. Forum …

Teardown Tuesday Inside a 1973 vintage programmable scientific desktop calculator. The P2102 is a 1K x 1 bit SRAM, so looks like a 4 bit processor architecture. Forum: http://www.eevblog.com/forum/blog/eevblog-663-compucorp-322g-calculator-teardown/ Teardown photos: Podcast: Download

In this tutorial Dave demonstrates the seldom used and often little understood mathematical integration function available on your modern digital oscilloscope. And demonstrates a practical example use for it in accurately measuring the total power consumption of a microcontroller that sleeps and then wakes up and does some processing before …

Dave walks around the Electronex 2014 electronics exhibition at the Australian Technology Park, after hours when no one is there, and takes a peek at every stand. Done in a single take. PLEASE don’t comment that this video gives you motion sickness, it’s just pointless. If you don’t like hand …

Behind the scenes of the setup for the Electronex 2014 trade show in Sydney at the Australian Technology Park. Shot at fixed 1/250 shutter, 50fps on the Canon HF G30 with full optical image stabilisation, for those who like to complain about motion sickness.

Mailbag Monday Negative Feedback T-Shirts NOTE: Black shirt coming shortly, bug in Teespring site… 555 Timer T-Shirt Warranty VOID T-Shirt Spoliers & Links: Programmable Constant Current Dummy Load Geppetto Electronics SMD Prototype Board The RoBoard Robot Development Board LED Strip Driver Board Madworm projects on Tindie Conrad Retro Radio Kits …

Today came the news from the ASX that Altium shares have been put on a voluntary trading halt: “Pending an announcement by Altium in relation to a proposed capital raising by institutional investors” Now, this is very interesting indeed for several reasons: Altium have not taken investment since they originally …

www.electronex.com.au Dave will have his own stand again at Electronex 2014 at the Australian Technology Park in Sydney on Wed 10th and Thurs 11th September Drop by and say HI!

Some experiments with the Electrocardiogram (ECG) circuitry in the St Jude Pacemaker Monitor Heart Rate Analyser. Forum HERE Podcast: Download

What’s inside an IEC60601-1 medical class 5V mains DC-DC plugpack? What is the difference between PCB clearance and creepage? A German FRIWO 5V FW7555M/05 brand medical grade isolation unit vs a cheap Wun Hung Lo consumer brand. Also a comparative look at transformer construction. Datasheets & Links: www.farnell.com/datasheets/30889.pdf IEC_60601 Rubycon …

Mailbag Monday. Dave opens his mail Forum HERE Spoilers: Keithley 177 Multimeter teardown schmeatic and Manual Commodore GL987R Calculator Teardown and VFD probing. Sharpie Hanger Kickstarter Podcast: Download