ePanorama.net

All about electronics and circuit design

Second bad fluorescent starter

On my earlier Bad safety starter posting I told about problems in one electronic fluorescent starter Axxel S10. I was wondering if this was a problem was on just this one unit I had or was it a more widespread problem problem (manufacturing or design error). Now I suspect manufacturing or design problems, because second →

Bad safety starter

In my earier posting LED tube replaces fluorescent I wrote that due real Fluorescent lamp fire danger I have pretty much tried to get rid of potentially dangerous tradtional starters in the fuorescent lamps. So I replaced the starter with electronic safety model – if bulb does not start, it will stay off without heating. →

Names That Break Computers – Slashdot

http://m.slashdot.org/story/309115 Some people have real names that fail to work or even break baddly coded computer systems. And some users can select user names that intentionally cause problems… Posted from WordPress for Android →

How Dead Apps Are Drowning the Windows Store

http://www.makeuseof.com/tag/dead-apps-drowning-windows-store/ Article describing some reasons how and why Windows 10 app store seems to be failing to meet user expectations. Posted from WordPress for Android →

Useful filter design tools

Every now and then situation arises where you need to construct simple filter circuits. Usually a low pass circuit is the most often needed one. A low-pass filter is a filter that passes signals with a frequency lower than a certain cutoff frequency and attenuates signals with frequencies higher than the cutoff frequency. Low-pass filters →