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DA7 Users’ Guide
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F
Technical
Specifications
General
Power requirement USA AC 120v 60Hz
General AC 220 ~ 240v 50Hz
Power consumption 105w (with options)
Frequency response 20Hz ~ 20kHz, + 1dB ~ -2dB
T.H.D. (total harmonic distortion) Less than 0.1% (input = +10dB/1kHz,
output = +4dB/RL 600Ω
Equivalent input noise -128dB (Rs=150Ω Input sensitivity=-60dB
typical
Residual noise -93dB typical
Maximum voltage gain 84dB: MIC/LINE(1-16) in ~ BUS out
84dB: MIC/LINE(1-16) in ~ MASTER out
84dB: MIC/LINE(1-16) in ~ AUX out
Common Mode Rejection Ratio More than 80dB (1kHz)
Crosstalk 90dB typical (1kHz)
Dynamic Range (Fs = 48kHz, DIN audio filter)
113dB typical: DA converter (digital in ~
analog out)
112dB typical: AD converter (analog in ~
digital out)
110dB typical: AD+DA (analog in ~
analog out)
AD Converter 24 bit, 64 times oversampling (input 1-16)
20 bit, 64 times oversampling (aux
returns 3 ~ 6)
DA Converter 24 bit, 64 times oversampling (MASTER,
MONITOR A)
24 bit, 128 times oversampling
(MONITOR B)
20 bit, 128 times oversampling (aux
returns 3 ~ 6)
Internal signal processing 32 bit (Dynamic range 192dB)
Sampling Frequency (Fs) Internal: 44.1kHz and 48kHz
External: 44.1kHz ± 6% and 48kHz ± 6%
Signal delay Less than 2.5ms, MIC/LINE input to
MASTER out
Dynamics
Appendix F
Technical
Specifications