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For Sale: Grace M901

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Thread Starter 
This Classified is Closed

For Sale:
Grace M901

Will Ship To: Contiguous United States

Like new. First owner. PM with questions. PayPal.

Will drive your HE-6 & HD800, etc.


Low distortion 24bit DAC accepts samples from 32 to 96K
Balanced XLR analog inputs
Unbalanced RCA analog inputs
High current output amp drives 50 Ohm phones
24-position level attenuator with 0.05 dB channel matching
Internal linear power supply
High current, low noise toroidal power transformer
No electrolytic capacitors in signal path
Highest quality metal film resistors
Automatic digital de-emphasis filter
10 dB gain boost switch for -10 dB sources
Fast, musical transimpedance output amps
Precision instrumentation balanced input amps
Sealed gold contact relays for input select and gain boost

Analog Specs:
Freq. Resp.: @0dBu out +/- .25 dB = 22Hz-120K
@0dBu out +/- .5 dB = 12Hz-260K
Max. Output Level: @ 1K, 50 Ohm load = +23dBu
Input Impedance: 4oK Ohms balanced, 20K Ohms unbalanced
Output Impedance: 1 Ohm
Min. Load Impedance: 25 Ohms
Dynamic Range: @0dB gain, 50 Ohm load = 116dB
Distortion: THD=N - 10dB gain, +10dBu out, 50 Ohm load = 0.0051%

DAC Specs:
Sample rates:  44.1, 48, 88.2, 96K
THD+N at 44.1K, 1 K, +20dBu out = 0.0016%
Noise Floor: 0dB gain, 22-22K = -95dBu; A-weighted: -102dBu

Power Requirement @ 100-115VAC = .25A
Dimensions: 8.5” X 8.5” X 1.7”
Weight: 5.8 lbs.
SRP: $1495

Edited by tonKopf - 6/19/13 at 8:56pm
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