| With LEDs now available for a few tens of pence each it is possible to construct a `giant` seven-segment display from discrete LEDs for...
| With LEDs now available for a few tens of pence each it is possible to construct a `giant` seven-segment display from discrete LEDs for...
| The performance of bought or self-built preamplifiers for magnetic pickup cartridges is invariably not sufficiently well known. This is...
| The gyration principle was suggested by theoreticians over 25 years ago, although it is rarely seen in practical circuits. It can, howe...
| As discussed elsewhere in this issue, it is possible to distinctly improve the read- ability of ?-segment numeric displays by adding...
| A favourite gimmick in disco- theques is to use flashing lights, which are usually synchronised to the music. An interesting addition is...
| This is the first English edition of Elektor, a magazine that introduces a new way of presenting electronics. The Dutch edi...
| For more than ten years, manufacturers on the Continent have been measuring the quality of record-players, amplifiers, loudspeakers etc. aga...
| Wherever possible in Elektor circuits, transistors and diodes are simply marked `TUP`, `TUN`, `DUG` or `DUS`. This indicates that a large gr...
| until recently, the speed of a car engine (r.p.m.) was measured with an analogue system. It stands to reason that a digital method would do...
| until recently, the speed of a car engine (r.p.m.) was measured with an analogue system. It stands to reason that a digital method would do...