| A proven and successful concept for the German market, Elektor’s Business Special is now also available in English. Produced for the occasio...
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| The headsets used in light aircraft are subjected to some pretty rough treatment, particularly in flying training: repeated connections a...
| An audio drive indicator, especially with a Hi-Fi installation, can be a very handy instrument to check whether there is any overload pres...
| Even if you have an upmarket logic analyzer and are completely at ease with its operation, you are unlikely to use it to debug simple circui...
| Atmel’s family of microcontrollers based on the ARM Cortex-M0+ core is powerful, economical, versatile, and, at least according to the manuf...
| This simple compressor circuit controls the dynamics of a speech signal so that loud sounds are controlled to produce a more intelligible...
| This distinctive variation of a Christmas tree is made from a thin printed circuit board, which is cut in the shape of a spiral. This is...
| Red Pitaya is the first open-source instrumentation platform that can be configured for various measurement tasks. Ready-made apps are avail...
| With the help of a quad opamp, a bi-color LED and a few passive components you can quickly build a simple signal level meter which has thr...
| For a change, this simple touch-sensitive switch does not operate by detecting the resistance of the skin between two points or measuring...