| Straightening the frequency characteristic of an audio system is possible by either of two types of equalizer: graphic and parametric.
| Straightening the frequency characteristic of an audio system is possible by either of two types of equalizer: graphic and parametric.
| The simple capacitance meter described here is able to measure capacitances between 100 µF and 1µF over five ranges.
| The digital-to-analogue converter described here is fast, based on discrete components, and comparable - in terms of performance to pretty...
| In these days of stereo FM, medium-wave AM reception is often viewed with contempt, and the quality of a sophisticated hi-fi stereo tuner...
| This simple circuit, based on a single opamp in non-inverting mode, is a precision rectifier extension for digital voltmeters. The circu...