Insen ist die zweite CD des Klaus Gertken Trios, aufgenommen 1992/93 in einem Berliner High End Studio. An einem Bösendorfer Flügel spielt Klaus Gertken mit seinem Trio im Stil der 90er Jahre Jazz Standards, Improvisationen über 2 Themen der Klassischen Musik und eigene Stücke.

Insen, the second CD of the Klaus Gertken Trio, recorded in 1992/93 with high-end audio engineering and a Bösendorfer grand piano in a Berlin backyard studio, was recently rediscovered in Japan where it reached astonishing sales figures. Played in the style of the 90s, Insen includes a.o. jazz standards and two improvisations on themes of the classical music In the meantime Klaus Gertken has also made a name for himself as author of a worldwide published keyboard school.