Technical Editor Paul Rako looks at analog technology in power supplies, interface, the signal path, and life in general. en-us http://www.edn.com/blog/1700000170.html?nid=3082 Copyright 2009 Reed Business Information. Subject to its Terms of Use Sun, 22 Nov 2009 08:00:21 PST http://www.edn.com/blog/1700000170/post/1690050769.html?nid=3082 I got a note from the ebullient Amber Roberts over at Lane PR regarding some significant improvement that Sunstone has made to its free PCB design ... http://ad.doubleclick.net/clk;219509080;12103198;y?http://digital.ni.com/express.nsf/bycode/exkpnt?opendocument&metc=mtxzsk National Instruments introduces PXI Semiconductor Suite, a collection of 10 new software-defined modular instruments for mixed signal chip test. View white paper to learn more. http://www.edn.com/blog/1700000170/post/540050454.html?nid=3082 I came across a neat article in Forbes where researchers are using ultrasound to stimulate blood flow and heal chronic wounds. This is just another... http://www.edn.com/blog/1700000170/post/680050268.html?nid=3082 My CTO buddy John Haggis over at Aerielle sent a link with a great idea on a product that will mean you will never lose your remote control again. ... http://www.edn.com/blog/1700000170/post/100049810.html?nid=3082 There is a good article by William Kimmel and Daryl Gerke in Evaluation Engineering about EMI (electro magnetic interference) caused by the connect... http://www.edn.com/blog/1700000170/post/1700049770.html?nid=3082 Circuit Cellar magazine has a nice article by system designer Jeff Bachiochi on how to use the Linear Tech LTC6802 IC to monitor a battery stack. T... http://www.edn.com/blog/1700000170/post/1490049749.html?nid=3082 Power Electronics Technology has a nice article by Vinaya Skanda Nagaraj from Microchip about using one of their chips to do power factor correctio... http://www.edn.com/blog/1700000170/post/1140049714.html?nid=3082 Analog guru Paul Grohe sent a nice link to pictures of the rework at Sutro Tower in San Francisco. Now that the digital television (DTV) transition... http://www.edn.com/blog/1700000170/post/110048811.html?nid=3082 Fellow Croatian Andy Turudic sent me an interesting link about exoskeletons being developed to help soldiers carry heavy packs and other loads. I w... http://www.edn.com/blog/1700000170/post/1360048736.html?nid=3082 There is a story, perhaps apocryphal, that tells of the King of England touring James Watt’s steam engine. The monarch was a bit bored and di... http://www.edn.com/blog/1700000170/post/720048672.html?nid=3082 I was surprised to get a press release from ZMDI, a mixed-signal analog company that I had not used parts from. Being an analog engineer for 20 yea... http://www.edn.com/blog/1700000170/post/710048671.html?nid=3082 Eric dropped me a note that he will be giving his great signal integrity seminars September 29-Oct 7, 2009 here in San Jose, California. There are ... http://www.edn.com/blog/1700000170/post/1650048565.html?nid=3082 I just received a note from the effervescent Michelle Ragsdale over at Microchip about their Embedded Designers Forum this fall at locations across... http://www.edn.com/blog/1700000170/post/300048430.html?nid=3082 I started organizing my bookmarks last weekend and came across a few nice sites on Tesla coils and big sparks. I like the above link becau... http://www.edn.com/blog/1700000170/post/760048276.html?nid=3082 EDN contributor Martin Cano sent me the link to this great website full of communication theory tutorials. It was written by Charan Langton, the ma... http://www.edn.com/blog/1700000170/post/1810048181.html?nid=3082 My isolator article next week will explain why every circuit operates at GHz frequencies. That’s because, even if it is just an audio circuit... http://www.edn.com/blog/1700000170/post/1360048136.html?nid=3082 This one is supposedly not an urban legend, it has been verified by the semi-official Darwin Awards website. I searched for a real news report and ... http://www.edn.com/blog/1700000170/post/770048077.html?nid=3082 Reviewing my latest NASA Tech Briefs while enjoying the music in downtown Sunnyvale last night I came across an article about how they have develop... http://www.edn.com/blog/1700000170/post/60048006.html?nid=3082 Well the nattering nabobs of negativity are back. This time it is Michael S. Malone, a pretty sharp guy that has two articles about the future. One... http://www.edn.com/blog/1700000170/post/1410047941.html?nid=3082 I don’t even remember how I stumbled across this web page of interesting quotes from scientists and engineers. Some that I like: "If yo... http://www.edn.com/blog/1700000170/post/500047850.html?nid=3082 Linear Technology Corporation employs software guru Mike Engelhardt. Mike, better known to we Silicon Valley denizens as Panama Mike due to his sty... http://www.edn.com/blog/1700000170/post/960047696.html?nid=3082 Noise consultant Gabriella Cerrato at Sound Answers has a nice article in Appliance Design magazine about how to diagnose acoustic noise and vibrat... http://www.edn.com/blog/1700000170/post/940047694.html?nid=3082 Electronic Products has a write-up about using magnetic polymer beads to make color e-paper. Unfortunately the images in the link do not render, no... http://www.edn.com/blog/1700000170/post/740047674.html?nid=3082 I was delighted to see that there are a bunch of History Channel episodes as well as BBC productions like the Lost Cities of the Ancients on YouTub... http://www.edn.com/blog/1700000170/post/490047649.html?nid=3082 I saw an interesting article about how organic farming may not be all its cracked up to be. The only thing I don’t like about the article is ... http://www.edn.com/blog/1700000170/post/1940047594.html?nid=3082 A fellow on eBay is selling a DVD duplicate of a 16mm movie done by Tektronix in the late 1950s. His auction listing for "The World of Measure...