| Most domestic amplifiers are cooled solely by convection, but it may happen that a standard heat exchanger does not provide adequate...
| Most domestic amplifiers are cooled solely by convection, but it may happen that a standard heat exchanger does not provide adequate...
| A variable power supply is described that in spite of its simple design has two clear benefits. In the first place, it is built from d...
| A compact and programmable little robot vehicle may be built from ingredients like the famous BASIC Stamp, assorted electronic parts,...
| It could be argued that most of the output amplifiers published in this magazine lack power. Although this is a debatable point, it w...
| The voltage step-up converter described in this article is a transformerless design based on just one integrated circuit and a handful of...
| This circuit was originally designed to control the brightness of an electric torchlight, but may find many other applications because o...
| Members of the 8051 family of microcontrollers (MCS51) are well-known and widely used. The controllers have a powerdown mode in which th...
| In many home-brew AF power amplifiers, including quite a few built according to the noble art of ‘high-end audio amplifier construction’,...