Professional monitoring with every feature you could ask for.
Combines multiple balanced and unbalanced analog and digital inputs with precision level controls for two pairs of studio monitors and dual headphone outs. As of 5/27/05, new software updates with a host of new features are available from Grace Design website for the m904. Downloading these requires a special cable which, if you do not have, is available free of charge from Grace Design by contacting their Boulder office. If you do not have internet access, the downloads will be provided to you on CD, also free of charge.
Multiple stereo analog inputs
24-bit/192kHz digital stereo inputs — AES3, S/PDIF, ADAT, and TOSLINK
s-Lock phase lock loop word clock regeneration for ultralow jitter and rock solid digital stability
Precision main and headphone level controls with a 100dB range in 0.5 dB steps
All controls on front panel with an optional m906 style remote control unit available
Multiple speaker set selection
High current audiophile headphone amplifier built in with two outputs on front panel
Complete system level calibration (inputs, outputs, inter-channel balance, dim)
Balanced talkback microphone input and activation switch with additional external foot switch control jack