Our partners the ProductionHUB recently published an interview from the 2015 IBC in Amsterdam with Evan Allen of iZotope.
iZotope is a research-driven audio technology company based in Boston, Massachusetts. Its award-winning products and audio technologies are used by millions of people in over 50 countries, from consumers to musicians to major film, TV, and radio studios.
In this interview Evan talks about the RX 5 Audio Editor and updates to RX Post Production Suite.
This post is in Partnership with The ProductionHUB.
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The recursive filter has the advantage of using less hardware, but is more complex to understand.
Once the basic requirements for reproducing sound were in place, the most significant next step was to reproduce to some extent the spatial attributes of sound. Stereophony, using two channels, was the first successful system.
Having looked at how microphones are supposed to work, here we see that what happens in practice isn’t quite the same because the ideal and the actual are somewhat different.
There are two approaches to digital filtering. One is to implement the impulse response directly. The other is to use recursion. Here we look at the direct implementation.
The variable directivity microphone is very popular for studio work. What goes on inside is very clever and not widely appreciated.