Grace Design m902 Reference Headphone Amplifier

Professionals and audiophiles alike will be floored by the high-performance 24-bit/192kHz DAC in the Grace Design m902 Reference Headphone Amplifier. Features include a unique s-Lock dual-stage PLL (Phase Lock Loop) for extremely low intrinsic jitter and rock-solid digital performance. Full set of analog and digital inputs.

Grace Design m902 Reference Headphone Amplifier Features:

Balanced and unbalanced analog inputs
AES3, S/PDIF, TOSLINK, and USB digital inputs
Variable level unbalanced analog outputs for studio monitors
Latest generation 24/192 DAC with s-Lock dual stage PLL
Precision level control with a 95dB range in .5dB steps
Channel level matching accuracy of 0.05dB
Crossfeed circuitry for improved headphone imaging
Optional infrared remote control available
Internal linear power supply with custom-wound toroidal transformer
High current transimpedance headphone amplifier circuitry
No electrolytic capacitors in the signal path
Highest quality 0.5% metal film resistors used throughout
Sealed gold contact relays used for all signal switching
Gain: +0dB (normal mode), +10dB (boost mode)

Frequency response:
22Hz-120kHz @ 0dBu out ±.25dB
12Hz-260kHz @ 0dBu out ±.5dB
4Hz-600kHz @ 0dBu out ±3dB
Max. output level: +21.4dBu (9.11Vrms) @ 1kHz, 50 ohm load

Impedance:
106kOhms balanced input
53kOhms unbalanced input
1 ohm output

Dynamic range:
116dB @ 0dB gain
119dB @ -10dB gain

D/A specifications:
Input sample rate: 32, 44.1, 48, 88.2, 96, 176.4, 192kHz

Dimensions:
8-1/2"W x 1-7/10"H x 8-1/4"D
5 lbs.