More about filter (161)

| Steep filters can be realised in many different ways, for example by connecting active 2nd to 5th-order sections in series and calculating t...

| There are plenty of mains filters available, with or without sockets, with or without a switch, etc. In any case, this filter is very versat...

| In electronics, filters are required for all sorts of applications, ranging from a simple audio circuit to the speech processor in a GSM pho...

| A notch for a narrow frequency band of a few per cent or even less normally requires close-tolerance components. At least, that’s what we th...

| Digitising analogue sound media like vinyl records and magnetic tapes is a simple matter if you have a reasonably fast multimedia PC. After...

| Butterworth filters, and to a lesser degree Bessel filters, are probably the most commonly used types of analogue filters. However, in circu...

| 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...

| In the LT1567 Linear Technology (www.linear-tech.com/pdf/1567i.pdf) has produced a component specially developed for building analogue filte...

| Constructing an active bandpass filter is greatly simplified by using the LT1567 from Linear Technology (www.lineartech.com/pdf/1567i.pdf)....

| Many people are put off using Digital Signal Processors (DSPs) by the thought of grappling with complex mathematical algorithms. In some sit...