| Problem: where’s a cheap and reliable oil dispensing device, please? The author is grateful to MC Jäykät from Finland for the idea to use a...
| Problem: where’s a cheap and reliable oil dispensing device, please? The author is grateful to MC Jäykät from Finland for the idea to use a...
| It all started with colour-banded resistors and those quaint codes printed on capacitors — then SMD components arrived and suddenly our eyes...
| LTspice is a circuit analysis program with many powerful functions, including a spectral analysis tool. It is freely downloadable and has an...
| This design extends the basic sonic possibilities of an electric guitar without the use of any electronic effects. The expanded number of to...
| To measure a motor's speed and acceleration or direction of rotation a quadrature encoder is often fitted to the shaft . Here a PIC12C50...
| The new evaluation board for the PIC24F 16-bit microcontroller family is supplied in a DVD box and has a very comprehensive set of features....
| In the process of designing a LED driver circuit, various things can go amiss. To help the designer understand what is happening, a simple S...
| Analogue and digital signals can be measured easily using an E-blocks ECIO module. With the right drivers it becomes a simple matter to read...
| China is putting on its greenest face for the Olympic Games in August. The government has promised a zero-emission event and is paying speci...
| The circuit presented here uses a microcontroller programmed with Flowcode to turn garden lights on and off at user-definable times. At the...