All items tagged with Audio and filter (23)

1-07-2002 | In the ‘Audio Limiter (for DVD)’ circuit, the peak values of the audio signals are used to reduce the dynamic range of the sound. A possible...

1-03-2002 | Add two op-amps to a Wien-Robinson bridge and we can construct a notch filter whose centre frequency can be set using a single resistor. Thi...

1-12-1999 | AUDIO HI-FI audio DAC 2000 Part 2 digital filter and DACs Last month'??s Part 1 of this article dealt primar INTRODUCTION It is clear from t...

1-07-1999 | To drive a stroboscope from an audio signal, the signal must first be reduced to its low-frequency component. This can be done with the...

1-06-1997 | When the loudspeaker of your audio installation crackles or your computer gives problems, the cause may lie in disturbances on the ma...

1-07-1996 | In some applications it may be desired, or even essential, that the handwidth of the audio signal is limited, but that the phase relatio...

1-07-1996 | The upgrade consists of just a diode, but, if the internal system clock is used, it gives an improvement of some 6 dB in the THD+N measured...

1-07-1996 | The sine/cosine filter has several applications in audio equipment thanks to its virtually constant phase shift. As an example, the desig...

1-03-1996 | In audio engineering there is often a requirement for a filter that either passes or blocks certain frequencies or frequency ranges. This re...

1-12-1995 | A-weighted filters are often used in sound measurements and in signal-to-noise measurements in audio engineering. In these types of measu...