KS A ISO 2969-2018(2023) Cinematography — B-chain electro-acoustic response of motionpicture control rooms and indoor theatres — Specifications and measurements
2018KS A ISO 2969:2018 Cinematography — B-chain electro-acoustic response of motionpicture control rooms and indoor theatres — Specifications and measurements
2003KS A ISO 2969:2003 Cinematography-B-chain electro-acoustic response of motion-picture control rooms and indoor theatres-Specifications and measurements