More about circuit (744)

1-07-2010 | The indicator described here is specifically designed for adjusting the dynamic limiter described elsewhere in this edition and checking whe...

1-07-2010 | In the decoder designed for the DTMF Link project a Holtek HT9170B does the main job. The natural counterpart of the HT9200B used in the ass...

1-07-2010 | Pictures are worth a thousand words, so this will be the shortest ever article for an electronics magazine. Recently our overweight cat deci...

1-07-2010 | When you step out of your brightly-lit house into the darkness, it takes a while for your vision to adjust. A solution to this problem is th...

1-07-2010 | Putting professional-looking legends on front panels is a problem for many electronicists. Transparent plastic films ought to work but the h...

1-07-2010 | This RJ-45 cable tester automatically checks cable continuity and tests the connection configuration. Each of the eight connections is check...

1-07-2010 | The author ‘just wanted to do a bit of microcontroller programming’. However, the project rapidly grew into this impressive and visually att...

1-07-2010 | The author wanted a very cheap and simple alarm for some of his possessions, such as his electrically assisted bicycle. This alarm is based...

1-07-2010 | As long as the AC power grid does not carry too much interference, power line carrier communications (PLC) works very well in homes with sin...

1-07-2010 | Thumbwheel switches are remarkably expensive and always playing hard to get. Here’s a cheaper, digital equivalent with the ability to rememb...