Studio Opracowań Filmów w Gdańsku

 (known in it's final years of existence as Studio Nagrań Dźwiękowych w Gdańsku and previously as Studio Filmów Fabularnych w Gdańsku - Katedra Studiów Dźwiękowych) was a Polish film and television sound studio, dealing with sound production for Polish and foreign television, film and radio productions. It was established in 1960 as an agency of the Studio Filmów Fabularnych w Gdańsku.

In 1990, the separated from the SFFwG and changed it's name to Studio Nagrań Dźwiękowych w Gdańsku. In 1999, the studio was purchased by Symphonic (now Studio Dolby).