| Last month we examined the theoretical aspects of the universal development board for the Philips XA series of microcontrollers. In this sec...
| Last month we examined the theoretical aspects of the universal development board for the Philips XA series of microcontrollers. In this sec...
| This final amp is easy to build. The stereo version essentially consists of two amplifier boards, a power supply board for the high voltage...
| In the June 2002 issue we introduced you to the DS89C420, the youngest member of the microcontroller family produced by our ever active frie...
| Last month we described the features and the operation of this handy extra keyboard. Now it’s time to look at the hardware and the construct...
| Despite its apparent complexity, the practical circuit of the SAB80C116 evaluation system is only marginally different from typical 8-...
| This second and final part of the audio mixer board deals with the construction and the control of the board via a PC. To do this, all...
| Since the voltages existing in many parts of the converter may be Iethal, great care must be taken in the construction of the converter....
| The preamplifier section is intended to be built on the printed-circiut board. Since the various connectors and controls (except S1 and...
| This second and final part of the article deals with the construction and mechanical finishing of the TV tuner. Also, we tell you how to o...
| The multi-purpose MIDI controller described here is based on a microcontroller and a special MIDI keyboard processor, the E510. The circui...