The Internet's Quadraphonic Place


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Links to other Quadraphonic sites


The Quadro-Action
activ for Quadraphonic since 1979


The Quadro-Surround-Musicproduction
An own Label for the Quadraphonic and Surround-Fans

Music for the fans from the fans


Quadraphonic Quad
the biggest site of Quadraphonic in the net


Surround-Discography-Homepage

Directory of almost all quadraphonic productions


The Quadraphonic site of the Netherlands


Site of an 8-track collector

Involve Audio fabricats a new Surround-Decoder with SQ decoding funktion.


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