Bitspeek

A VST / AU effect plug-in.

Bitspeek for Windows Download

Bitspeek for Mac Download

Bitspeek Description

Bitspeek is a real-time pitch-excited linear prediction codec effect.

Chances are that you have never heard about “linear prediction”, although most of us use it daily when we talk on our cell phones. Linear prediction coding is a voice compression technology that appeared in commercial products in the seventies and was implemented in some well-known speaking toys of the early eighties.

We have applied this technology to create a VST / AU effect plug-in that analyzes audio, extracts a number of parameters (including pitch, volume and formant data) and then resynthesizes the audio using a simple oscillator, noise and filter architecture.

Ever heard the robotic voice in μTonic that reminds you to purchase? That is an example of what Bitspeek can sound like. But there is more to it. We have added a number of playback parameters that adjusts the pitch and tonal quality of the sound as well as support for MIDI and a beat-synchronized “formant freezing effect”.

Even though it has only a few simple controls, this box can generate a wide range of sounds, including cheap speaking toys as well as high-end vocoder or talkbox effects.

System requirements

  • A host application that supports 32-bit VST 2.4 plug-ins
  • 1GHz Pentium IV or equivalent
  • 5MB of free disk space

Limitations in the unregistered version

  • A short audio drop out will occur from time to time

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