Copland

Copland is a Danish audio company that was established in the mid-1980s by Olé Möller.

Their main product line include both valve and solid-state amplifiers. ...

The first products were the CT401 and CT501 amplifiers, which won praise for their build and sound quality.

The company also introduced a Digital Room Correction (DRC) system, which uses time-domain based techniques to generate anti-reflection signals to counteract room resonances and cancellations.

It is based on Dynaton's DDRC module