| Following the description of the computer's hardware in last month's introductory instalment, buckle yourself for a fast introduction to t...
| Following the description of the computer's hardware in last month's introductory instalment, buckle yourself for a fast introduction to t...
| The miniature size computer described in this short series of articles heralds a new era in DIY microcontroller development systems. The M...
| Last month we examined the basic theory of loop antennas, and demonstrated some of the basic forms of loop antenna, resonating methods and...
| lt's smalI, easy to program, tlown in trom the States, attordable, based on a RISC processor, and a real block buster when it comes to dev...
| The diode bridge, inccnjunction with a moving-coil meter, enables us to measure the peak value, Up , of a sinusoidal signal voltage, or...
| The transmitter is intended primarilyy for use with the receiver in the preceding article. lt works from two small 1.5 V dry batteries or...
| The time-determining element in the present circuit is capacitor C1, which is charged via a current source based on T1. The voltage acros...
| The timer is based on the well- known display driver LM3915, which has a logarithmic scale. This may seem strange, but is not because a s...
| Sensors are used to measure physical parameters by producing an output current or voltage signal that represents that parameter. For exam...
| The best known alternatives to a 'quick and dirty' power supply are tbe three-pin flxed voltage regulator and the zener-plus-transistor...