Chessington October 14th, 2021 — Audiotonix, the group which comprises the Allen & Heath, Calrec, DiGiCo, DiGiGrid, Group One Limited, KLANG:technologies, and Solid State Logic entertainment technology brands, announces the acquisition of US-based Sound Devices LLC as part of its expanding group. The transaction, which was concluded today, further extends the Audiotonix professional solutions for audio production environments.   Whoah some big news here from Sound Devices today.