ePanorama.net

All about electronics and circuit design

Arduino Esplora

After I build my Atari joystick to USB conversion I saw news that the folks at Arduino seem to be stepping up their game on the same application area. With the new Arduino Leonardo board able to emulate USB keyboards and mice right out of the box, it seems the perfect time for Arduino designers

Debugging RS-232 with logic analyzer

RS-232 serial interface is still quite widely used in many applications. Usually RS-232 Mini Tester with LEDs for indicating state of different signals is all that is needed to make things work. But sometimes seeing signals with your eyes is not enough for troubleshooting and testing. There are nowadays cheap logic analyzers (like Saleae Logic

Electronics trends for 2013

Electronics industry hopefully starts to glow after not so good year 2012. It’s safe to say that 2012 has been a wild ride for all of us. The global semiconductor industry has demonstrated impressive resilience in year 2012, despite operating in a challenging global macroeconomic environment. Many have already ratcheted back their expectations for 2013.

Four Chord Song

Four chords is all you need for very many pop songs. Axis of Awesome – 4 Four Chord Song (with song titles) video shows an Australian comedy group ‘Axis Of Awesome’ perform a sketch from the 2009 Melbourne International Comedy Festival. This song performance proves that all you need to be a pop star is

Boeing 787 and Lithium Ion battery failure

There has been articles telling that Boeing 787 planes are grounded over safety concerns in USA. The Federal Aviation Administration has ordered U.S. airlines to stop operating the Boeing 787, after a series of battery and fuel system failures have called into question the airworthiness of the newly developed composite aircraft. Japan’s two biggest airlines

Great people died in 2012

At year 2011 we saw the passing of many of the electronics and computer industry’s greatest engineers and inventors. Several electronics great electronics inventors and related people died in year 2012. Here is my list of people that I have seen mentioned on different news sources: Hans Camenzind was Swiss emigre analog guru who invented

Aftermath: Electronics 2012

I wrote in the beginning of the year 2012 a blog article Electronics technologies for 2012 that tried to predict trends for year 2012. Now when year 2013 has started here is my aftermath how well my article predicted last year. So here are my comments on how well the predictions went. I use symbol

Aftermath: Telecom 2012

I wrote in the beginning of the year 2012 a blog article Telecom trends for 2012 that tried to predict trends for year 2012. Now when year 2013 has started here is my aftermath how well my article predicted last year. So here are my comments on how well the predictions went. I use symbol

Aftermath: Computer technologies 2012

This is aftermath how well the predictions in my Computer technologies for 2012 went. The following predictions were right: ARM processor becomes more and more popular during year 2012. The rivalry between ARM and Intel in this arena is predictably intense Windows 8 Release Expected in 2012 article says that Windows 8 will be with

Electronics in cold weather

Yesterday the temperatures were at -28 degrees Celsius in southern Finland. That’s really cold. This is so cold that is starts to cause problems in all sorts of devices. I had problems in starting my car. The battery felt weak. I planned to measure the voltage in it with a multimeter I have in my