Released in 1999

Sony PCM-9000 Master Disc Recorder

By the late 1990s, there was a noticeable trend towards seeking superior sound quality in professional digital audio processing, resulting in a shift from using 16-bit systems to those with 20-bit resolution. Sony was at the forefront of this shift, having already introduced a CD Mastering system. Sony in 1999 unveiled the Sony PCM-9000 Digital Master Disc Recorder, which employs an MO (Magneto-Optical) disc as its recording medium.

Released in 1999

Sony DADR-5000 Digital Audio Disk Recorder

The Sony DADR-5000 Digital Audio Disk Recorder is a 16-Track random access digital audio disk recorder designed primarily for use as a film dubber in film production facilities.

Released in 2001

Sony CDR-W66 CD Recorder

The Sony CDR-W66 was a professional CD recorder with 24-bit conversion, Super Bit Mapping, and a 32kHz–96kHz sample rate converter. It featured AES/EBU, coaxial, and optical I/Os, a digital limiter, parametric EQ, CD-TEXT support, and 2x-speed duplication, making it ideal for studios and broadcast use.