The THX system is not a recording technology , and it does not specify a sound recording format : all sound formats , whether digital ( Dolby Digital , SDDS ) or analog ( Dolby Stereo , Ultra Stereo ) , can be `` shown in THX . ''
The THX system is not a recording technology , and it does not specify a sound recording format . All sound formats , whether digital ( Dolby Digital , SDDS ) or analog ( Dolby SR , Ultra-Stereo ) , can be `` shown in THX . ''