- Sound Dubbing (All stands).
- Sound effects of films.
- Studio recording.
- Pre-mixing and master sound truck.
- Double-band projection.
- Optical Report Laser Mono, Stereo and Dolby SR, 35 mm.
: Producers having interest in Dolby SR Sound could withdraw the form
(Pdf file) to fill in and to send to Dolby Company to be granted the approuval.