Czech contemporary jazz ensemble formed in 1994.

Line-up:
Dorothea Kellerová - violin
Antonín Mühlhansl - saxophone
Dada Klementová - piano
Víťa Šujan - contrabass

Ex-members:
Petr Keller - contrabass, drums, former member
Petra Klementová - flute

Discography:
Quakvarteto (1994)
Průvany (2001)
Children’s Songs (2004)