At the suggestion of their teacher, Josef Micka, they recruited violinist Pavel Zejfart to make up a quartet.
In 1975 the ensemble won the Prague International String Quartet Competition and in 1976 they received the Bordeaux Gold Medal.
[1] They have collaborated on record and in concert with the pianists Rudolf Firkušný, Jan Panenka and András Schiff.
[2] Jaroslav Kulhan (born 1950) studied cello at the Prague Academy of Music with Josef Chuchro.
Miroslav Sehnoutka (born 1952) studied viola at the Prague Academy of Music with Milan Škampa.