Finite Impulse Response (FIR) filters (Part 1)

Figure 1: The frequency response magnitude of an equalizer response.

Finite Impulse Response (FIR) filters (pronounced either “F-I-R” or alternately, like the tree) are the rage these days. Like many things in audio, they have been around a very long time, but technology has now evolved to allow their practical implementation. Is this the panacea that we have been waiting for, the “filter messiah” that

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What is Power over Ethernet?

standalone PoE switch Fuzion Far East

So what is Power over Ethernet technology? Put simply, Power over Ethernet technology (commonly known as PoE) is a system for supplying both power and data to a remote Ethernet device through a single cable. It removes the need to supply the Ethernet device with a separate power supply and whilst it is particularly useful

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