| As already mentioned in the previous parts of this article, this final amp needs more than just a heavy-duty symmetrical power supply. In th...
| As already mentioned in the previous parts of this article, this final amp needs more than just a heavy-duty symmetrical power supply. In th...
| This circuit will need just a few micro-amps to make an LED flash. The energy comes from a home made ‘vegetarian’ battery.We have to admit t...
| The absence of a mains power outlet is often keenly felt on camping sites, with car repairs in the middle of nowhere and with picnic or part...
| It is a generally known and accepted fact that servos used in radiocontrolled models see very little or no use outside the model flying, rac...
| This circuit senses AC audio voltage supplied to the car-radio loudspeakers and displays it as power using a LED bar graph, achieving at the...
| This circuit can be built into a power bar and used to remotely switch six socket-outlets. It is controlled via an RS232 interface and uses...
| This compact stabilised power supply was specifically designed to obtain the best performance from the recently described subwoofer that for...
| This processor-driven automatic fan controller does not just run in parallel with the toilet light, but instead allows the user to adjust th...
| Only a few years ago, many music lovers turned up their noses on seeing a hybrid circuit or integrated circuit in a final amplifier, but now...
| The digital benchtop power supply is controlled by a microcontroller programmed in PIC BASIC, while a Visual BASIC program is responsible fo...