| Although the concept of the pulse-width modulated or `Class-D` audio amplifier has been known since the late nineteen-forties, there has b...
| Although the concept of the pulse-width modulated or `Class-D` audio amplifier has been known since the late nineteen-forties, there has b...
| Talking computers are commonplace in Science Fiction, and once in a while a touch of comedy is added by introducing a singing `brain`. In re...
| A (repetitive) tone-burst signal is an extremely useful aid for testing audio equipment. Basically, this type of test signal is obtained...
| A large number of contemporary pop records are aimed at the so-called `disco scene`. A distinctive feature of most disco music is a heavy,...
| There is no doubt that by far the most convenient and elegant method of displaying data from a microprocessor is on a Visual Display Uni...
| The more RAM which one adds to a µP system, the more difficult it becomes to trace any faults which may occur on one of the memory boards....
| Nowadays, most low-frequency, small-signal silicon transistors from reputable manufacturers meet the following mini-mum specificatio...
| Wherever possible in Elektor circuits, transistors and diodes are simply marked `TUP` (Tran-sistors, Universal PNP), `TUN` (Transi...
| Particularly in modem pop music, electronically-produced sound effects are an extremely common device. One only has to think, for example, o...