Presented by Anna Markland.
In this week's programme Loma McGhee (flute) and Lydia Clatworthy (piano) perform works by Jollvet and Bartok, cellist
Nicola Baxter and pianist Rebecca Woolcock present music by Beethoven, Popper and Martinu, and the Chameleon Wind Quintet play Nielsen's Quintet.
During the interval Andrew Sparling finds out how to run a successful ensemble.
Recorded in the National Portrait Gallery on 5 November