| Many (beginning) electronics enthusiasts shy away from building radio receiver projects – frequencies are too high, capacitor black magic, s...
Eric Bogers (269)
| We already ran into them a few weeks ago: thyristors and triacs – semiconductor switches for DC and AC respectively. As with many other semi...
| This circuit adjusts the gain of (small) input signals such that the amplitude of the output signal is constant over a wide range. The contr...
| In this latest variation of the ‘stairwell lamp circuit’ we will switch the mains voltage. But take note: this can be lethal! If you do not...
| Last week we looked at an energy-efficient version of the stairwell lights switch. Although it works fine in principle, this circuit has the...
| Back in 2011 Elektor published an ingenious radiation meter that worked without a special, expensive and difficult to obtain Geiger-Müller t...
| ElektorLabs editors are inundated with reader e-mails expressing praise as well as criticism. One of those criticisms in recent years was th...
| In the September 2011 issue Elektor published a USB/serial converter that was remarkable not only for its great technical characteristics, b...
| The Lightyear One can drive 725 kilometres between charging. With that metric the Dutch car surpasses all other existing electric cars, incl...
| A small Raspberry Pi computer has been used to steal data from the Jet Propulsion Lab (JPL) of NASA. A report states that about 500 MB of da...