EEVblog

Mailbag galore. Dave screws up and releases the magic smoke on the best mailbag item ever. Turns a light bulb on with his mobile phone, and goes underwater in a submarine. And a cameo appearance by everyone’s favorite. http://shackspace.de/ http://lightdream.com.au/ http://www.avbotz.com/ http://jmedved.com/usbamps Podcast: Download

Dave started out wanting to investigate the power-on spike on the Rigol DP832 Lab Power Supply, but ended up hunting down a reset bug that uncovered a bad thermal design mistake in the supply. Watch Dave hunt it down step by step, and almost get duped by some marginal oscilloscope …

What’s inside the Rigol DP832 precision lab power supply. Is it identical to the DP832A Photos HERE Forum HERE Podcast: Download

Mailbag is back. With bonus soldering and breadboard action, and Whia vs Swisstools shootout! The Postcards: https://www.youtube.com/watch?v=NjnZeFE_3Cs http://www.azoteq.com/ Capacitive touch sense IC’s http://gerrysweeney.com/ Podcast: Download

Dave gives his initial impression on the Rigol DP832 triple output 195W lab power supply. Forum HERE Podcast: Download