| One solution for increasing the power of an amplifier running on a low-voltage supply, like a car radio powered from at best 14 V, is to use...
| One solution for increasing the power of an amplifier running on a low-voltage supply, like a car radio powered from at best 14 V, is to use...
| The compact circuit presented here is perfect for receiving the signals from pulsed fixed-frequency transmitters. Chest straps from several...
| The object of this circuit is turn the domestic lighting on and off in complete safety in a room with very high humidity. A detector, flush-...
| Even though you can’t actually damage the microcontroller in the ATM18 project by the configuration of its fuse bits, setting them wrongly c...
| Two years ago, I presented here the USB/TTL serial conversion cables from FTDI — wonderful communication and debugging tools. The increasing...
| This circuit is a revised version of the Audio Limiter published in the 2002 Summer Circuits edition, which is intended to limit the (possib...
| PIC microcontrollers of the 8-bit 16F and 18F family can be found in many devices. They are also a favourite of many Elektor Electronics rea...
| Even the most experienced electronics engineer will undoubtedly come across these: short-circuits in places where they don’t belong. And the...
| This microcontroller board is a standard 8051-based system, with a few extras that make it suitable for use as a development system or contr...
| It’s probably the worst nightmare for all PC owners: The fan has been quietly doing its job keeping the PC internals nice and cool but over...