General Specs 257
03D—Owner’s Manual
Appendix B: Specifications
General Specs
Sampling rate Internal: 48 kHz/44.1 kHz
External: 32 kHz (–6%) to 48 kHz (+6%)
Signal delay Less than 2.5 ms fs=48 kHz, CH IN to ST OUT
Dither 16 to 24 bit
Fader 60 mm stroke motorized fader × 19
Fader resolution 128 steps ST OUT: +6 to –90 dB, –∞ dB
others: +6 to –72 dB, –∞ dB
Total harmonic distortion
(THD)
Less than 0.1% 20 Hz to 20 kHz, +14 dB 600Ω, ST IN to ST OUT
Less than 0.02% 1 kHz, +18 dB 600Ω, ST IN to ST OUT
Frequency response 20 Hz to 20 kHz +1, –3 dB, +4 dB 600Ω
Dynamic range 110 dB typical DA (ST OUT)
105 dB typical AD+DA (ST IN to ST OUT)
Hum & Noise
20 Hz to 20 kHz, Rs=150Ω, GAIN:
Max, PAD: off, Input sensitiv-
ity=–60 dB
LPF (Measured with a –6
dB/octave filter @12.7 kHz;
equivalent to a 20 kHz filter with
an infinite dB/octave
attenuation.)
–128 dB Equivalent input noise
–94 dB Residual noise ST OUT, ST OUT ON switch: off
–94 dB 98 dB S/N all channel faders: –∞ dB
ST OUT fader: 0 dB
–64 dB 68 dB S/N 1channel fader: 0 dB
ST OUT fader: 0 dB
Maximum voltage gain 76 dB CH IN to ST OUT/BUS OUT
76 dB CH IN (Pre-fader) to AUX OUT
36 dB ST IN to ST OUT
76 dB CH IN to MONITOR OUT (ST OUT via pre-fader)
Crosstalk (1 kHz) –70 dB adjacent input channels
–60 dB adjacent ST IN
–70 dB CH IN to output
Controls
Analog section
PAD switch 26 dB input channels 1 to 8
GAIN control 44 dB (–16 to –60 dB) input channels 1 to 8
30 dB (+10 to –20 dB) input channels 9 to 16, ST IN
PHANTOM switch +48V input channels 1 to 8
Monitor output switch SOLO/2TR IN
LEVEL controls MONITOR OUT, PHONES
Digital section
ON button, SEL but-
ton, fader
channels 1 to 16 (17 to 24, AUX 1 to 4, BUS 1 to 4), ST IN,
RETURN 1/2, ST OUT
MIXING LAYER button channel 1 to 16 (17 to 24/MASTER)
MIDI REMOTE button Remote/Local off
FADER MODE button AUX1, AUX2, AUX3, AUX4, FADER-METER, EFFECT1, EFFECT2
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