The Tc Group A/s

Soren Henningsen Nielsen

Esben Skovenborg

Lars Arknaes-Pedersen

Kim Rishoj Pedersen

The present invention relates to a bass enhancement system comprising a bass substitution filter with variable gain and variable band width, wherein said variable gain and variable bandwidth at least partly depends on characteristics of an input signal. The present invention further relates to a bass enhancement system according to the above, further comprising a hearing compensation filter and a loudspeaker bass response compensation filter, wherein said input signal is coupled to said hearing compensation filter, the output of which is coupled to said loudspeaker bass response filter, the output of which is coupled to said bass substitution filter. The present invention further relates to a method of enhancing bass perception comprising boosting a reproducible bass frequency band in accordance with characteristics of signal content in a substantially non-reproducible bass frequency band.

Bass enhancement

The present invention relates to a musical instrument tuner, e.g. a guitar tuner, featuring tuning as a part of a user session.

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Lystrup, Denmark

Soren Henningsen Nielsen