Chamber has been played on NTS shows including Shanti Celeste, with Boom De Boom first played on 23 June 2022.

There is more than one artist called Chamber.

1) Chamber is a metalcore band from Nashville, Tennessee

https://chambertn.bandcamp.com/

2) Chamber Bio:

1998: Viennese singer/songwriter Marcus Testory unites contrabass, cello, viola and violins with his guitars and chant to Chamber - L' Orchestre De Chambre Noir.

" …Bittersweet, just like Leonhard Cohen or Nick Cave, the sound of this orchestra transmits a magical feel within it’s songs full of emotion, desire and a breeze of black humor…"
(Frankfurter Rundschau 12/2002) …