Overview Getting
Started
Controls and
Connections
Cascading
Units
Technical
Information
5 TECHNICAL INFORMATION PreSonus
™
FireStudio
™
Mobile
Overview Getting
Started
Controls and
Connections
Cascading
Units
Technical
Information
64
5.2 Specifications
5.2 Specifications
Microphone Preamp (XLR Balanced)
Frequency Response (+0, -0.5 dB) 20 Hz to 50 kHz
Frequency Response (+0/-3.0 dB) 20 Hz to 150 kHz
Input Impedance 1.6 kΩ
THD + N (unwtd, 1 kHz @ +4 dBu Output, Unity Gain) < 0.008 %
EIN (unwtd, 55 dB Gain, 150Ω Input, 20 Hz to 22 kHz) –130 dBu
S/N Ratio
(Unity Gain, unwtd, Ref = +4 dBu, 20 Hz to 22 kHz)
>101 dB
Common Mode Rejection Ratio (1 kHz, 55 dB Gain) >55 dB
Gain Control Range (± 1 dB) –10 dB to 70 dB
Maximum Input level (Unity Gain, 1 kHz@0.5% THD+N) +14 dBu
Phantom Power (± 2 VDC) +48 VDC
Instrument Input (¼" TRS, Channels 1 & 2)
Type TS Female Unbalanced
Input Impedance 1 MΩ
Line Inputs (Channels 3-8)
Type TRS Female Balanced
Frequency Response (+0, -5 dB) 20 Hz to 50 kHz
Frequency Response (+0/-3.0 dB) 20 Hz to 150 kHz
Input Impedance 10 kΩ
THD + N (unwtd, 1 kHz @ +4 dBu Output, Unity Gain) < 0.002%
S/N Ration (Unity Gain, unwtd, Ref = +4 dBu, 20 Hz to
22 kHz)
>101 dB
Maximum Input level (1 kHz @ 0.5% THD+N) +10 dBu