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LIVERPOOL Tube Compressor
Page 11
Recovery times
1 – 127 milliseconds
2 – 447 milliseconds
3 – 917 milliseconds
4 – 1.9 seconds
5 – 3.4 second
6 – 6 seconds
The Hold function is a unique feature of the compressor. It was added as a
modification on the original compressor in response to two scenarios
faced by engineers when large amounts of gain reduction are being
applied:
1
. When trying to process the initial attack of an audio track, the
slow attack of the compressor will cause an audible thump to be
produced. The Hold control would be used in these cases to “prime” the
compressor with the required amount of gain reduction and prevent the
thump from occurring. This was done by playing a track into the
compressor, setting the controls as required and then moving the
Recovery control to one of the adjacent Hold positions. This would
prevent the compressor release taking place and maintain the amount of
gain reduction.