Pro-Dynamics

The Pro-Dynamics compressor combines our knowledge of analogue designs with professional quality DSP to provide versatile channel dynamics processing for linux audio workstations.

The Character of a Compressor

Many factors contribute to the character of a compressor including the side-chain processing, the topology, either feed-forward or feed-back and in many analogue units, the imperfections of the VCA circuitry. The linuxDSP Pro-Dynamics takes some of the more desirable aspects of classic analogue designs combined with high quality digital processing to produce a very natural sounding compressor that adds control without squashing the life out of a mix.

Pro EQ

Soft Knee Compression

The behaviour of a compressor at the threshold point has a significant effect on its sound and 'feel'. The Pro-Dynamics provides a smooth and gradual onset of compression at the threshold point, often referred to as 'Soft Knee' compression.

Pro EQ
The graph shows how the output level changes in relation to the input level, illustrating the transition from a compression ratio of 1:1 i.e. no compression in the region below the -20dB threshold, to an amount determined by the ratio setting above it.

Gradual Overload

One of the more pleasing aspects of some analogue compressors is the ability to overload gradually when the output approaches the limits imposed by the design. The Pro-Dynamics emulates this by providing a controlled amount of soft clipping as the output signal reaches 0dBFS. The effect is similar to that of 'Tape Saturation' and avoids the sudden onset of harsh digital clipping, adding some analogue 'warmth' to the sound instead.

Technical Specification

Internal Processing Resolution: 32Bit Floating Point.
Frequency Response (Hz): 0 to Fs/2 - Where Fs is the sample rate.
Input Gain: -6dB to +12dB.
Threshold: 0dB to -20dB.
Attack Time: 0.1ms to 10ms.
Release Time: 100ms to 1 second.
Compression Ratio: 1:1 to 20:1
Output (Makeup) Gain: 0dB to +20dB

Download

Visit the download page to download the Pro-Dynamics, together with the Pro-EQ and Gate plugins. The plugins will run in demo mode, allowing free evaluation with your linux distribution / host DAW application, and come with a comprehensive manual and installation instructions.

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