M-AUDIO 49i Manuel D’Utilisation
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KeyStudio 49i User Guide
Technical Specifications
22
44.1 kHz sampling rate unless otherwise stated
Mic Inputs
Input Impedance
4 4k Ohms
Maximum Input Level at minimum gain
-2 2 dBu (0 6 Vrms), balanced
SNR
-96 dB, A-weighted
Dynamic Range
96 dB, A-weighted
THD+N
0 004 % (-88 dB) @ -1 dBFS, 1 kHz
Frequency Response
20 Hz to 20 kHz, +/- 0 5 dB
Available Pre-amp Gain
41 dB
Instrument Input
Input Impedance
1MOhm unbalanced
Maximum Input Level at minimum gain
+12 dBV (4 Vrms)
SNR
-94 dB, A-weighted
Dynamic Range
94 dB, A-weighted
THD+N
0 00782 % (-82 1 dB) @ -1 dBFS, 1 kHz
Frequency Response
20 Hz to 20 kHz, +/- 0 6 dB
Available Pre-amp Gain
40 dB
Aux Inputs
Input Impedance
10K Ohm unbalanced
Maximum Input Level
+2 dBV unbalanced
SNR
-96 dB, A-weighted
Dynamic Range
96 dB, A-weighted
THD+N
< 0 005 % (-86 dB) @ -1 dBFS, 1 kHz
Frequency Response
20 Hz to 20 kHz, +/- 0 5 dB
Line Outputs
Output Impedance
240 Ohm unbalanced
Maximum Output Level
+1 8 dBV (1 2 Vrms)
Channel-to-Channel Crosstalk
< -88 dB @ 1 kHz
SNR
-103 dB, A-weighted
Dynamic Range
95 dB, A-weighted
THD+N
0 00391 % (-88 2 dB) @ -1 dBFS, 1 kHz
Frequency Response
20 Hz to 20 kHz, +/- 0 1 dB
Headphone Outputs
Maximum Output
-2 dBV (0 8 Vrms) into 32 ohms @ < 0 05% THD+N
18 2 mW into 32 ohms @ < 0 05% THD+N
18 2 mW into 32 ohms @ < 0 05% THD+N
Working Range
32 to 600 ohms
Frequency Response
20 Hz to 20 kHz, +/- 1 3 dB