ePanorama.net
All about electronics and circuit design
Assembly Summer 2010 is Finland’s largest computer festival. It takes place in Helsinki 5th to 8th of August 2010 at the Hartwall Areena, Helsinki, Finland. ASSEMBLY is a computer festival, a demo party and a LAN party all rolled into one. It is four day party running 24h/day for computer hobbyists. ASSEMBLY is a four →
HDMI cabling is already an area in which confusion drives people to spend more than they need to. In many ways HDMI has revolutionized the way we connect devices. By unifying video and audio into a single cable manufacturers have been able to make their products easier to setup than ever before. But HDMI was →
Every field comes up with its own jargon. New Programming Jargon article lists programming terms that different programmers or their team have coined and have come into regular use in their own circles. Interesting and in some parts funny reading. →
The monkeys got my multimeter article has an interesting video that shows a really crappy design aspect of this IDEAL multimeter. Was this caused by a design or specification problem is hard to say. Very probably, for an economy DMM like this one, the ability to operate the buttons without rear support (i.e. your own →
A Practical Guide to Designing for the Web aims to teach you techniques for designing your website using the principles of graphic design. It features five sections, each covering a core aspect of graphic design: Getting Started, Research, Typography, Colour, and Layout. Learn solid graphic design theory that you can simply apply to your designs, →
Control Geek blog pointed out that a revision of ESTA’s BSR E1.17, the “Architecture for Control Networks” protocol (ACN) developed by the live entertainment industry for control of pretty much anything, is up for a public review ESTA TSP Public Review Documents until August 24. ACN is a control protocol that has potential applications far →
10 Things CEOs Need to Know About Design slide set has many good points. It is a very good presentation on designing for the user experience. Take the inspiration from the slides. →
My Time Domain Reflectometer (TDR) circuit is now available in kit form. Far Circuits has made a TDR kit that consists of circuit board and components. The Far Circuits version is a slightly modified circuits, the modification is that the circuit board has a 5V regulator IC in it. With that regulator the circuit power →
I has been very hot and dry in Finland. Some kind of irrigation system or manual irrigation seems to be necessary to keep the plants happy. Livehacker reports on an interesting Build an Arduino-Powered, Tweeting, Self-Watering Garden System. It’s extremely simple. And, not only will the Arduino water the soil when it starts to get →
Chipshow’s LED tube page gives some views what LED tubes look like. As you can see there are many LEDs inside a LED tube. The most economical way to run sich LEDs from mains power is to connect many LEDs in series and then use some current limiting circuit to set the drive current right →