2 audiobox 44vsl specifications, 2 audiobox 44vsl specifications — 72, Microphone preamp – PreSonus AudioBox 44VSL User Manual
Page 76: Instrument input (channels 1 and 2 only), Line inputs (channels 3 and 4 only)
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PreSonus AudioBox
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22/44VSL
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Technical
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6
Technical Information
Technical
Informa
tion
6.2
AudioBox 44VSL Specifications
6.2
AudioBox 44VSL Specifications
Microphone Preamp
Connector Type
Combo, XLR, female, balanced
Mic Preamp EIN
-133 dB, 20 kHz BW, max gain, Rs=40Ω, A-wtd
Frequency Response
20 Hz - 22 kHz, ±0.25 dB, unity gain
THD+N
0.002%, +4 dBu, 1 kHz, unity gain, 22 kHz BW, A-wtd
S/N Ratio
97 dB, +4 dBu, 1 kHz, unity gain, 22 kHz BW, A-wtd
Gain Control Range
-15 dB to +65 dB
Input Max Headroom
+16 dBu, < 0.5% THD
Input Impedance
1.7 kΩ
Phantom Power
+48 VDC, 32 mA total unit
Instrument Input (channels 1 and 2 only)
Connector Type
Combo, ¼” TS, female, unbalanced
Frequency Response
20 Hz - 22 kHz, +/- 0.25 dB, unity gain
THD+N
0.003%, +4 dBu, 1 kHz, unity gain, 22 kHz BW, A-wtd
S/N Ratio
89 dB, +4 dBu, 1 kHz, unity gain, 22 kHz BW, A-wtd
Gain Control Range
-30 dB to +50 dB
Input Max Headroom
+21 dBu, < 0.5% THD
Input Impedance
1 MΩ
Line Inputs (channels 3 and 4 only):
Connector Type
Combo, ¼” TRS, female, balanced
Frequency Response
20 Hz - 22 kHz, ±0.25 dB, unity gain
THD+N
0.002%, +4 dBu, 1 kHz, unity gain, 22 kHz BW, A-wtd
S/N Ratio
98 dB, +4 dBu, 1 kHz, unity gain, 22 kHz BW, A-wtd
Gain Control Range
-20 dB to +20 dB
Input Max Headroom
+21 dBu, < 0.5% THD
Input Impedance
10 kΩ