Signal Processors

SPL's new surround-ready stereo compressor offers clever programme-adaptive compression, as well as decompression and tube-saturation functions.

The latest incarnation of SPL's enigmatic Vitalizer offers a mixture of the qualities of other models in the range. But does it have anything new to offer?

Though this Charisma has only two channels instead of eight, it's lost none of the original charm.

SPL claim to have come up with a completely new type of compressor. Paul White puts their assertions to the test.