PreSonus FireStudio - Manual (Page 49)

TECHNICAL INFORMATION
46 | PreSonus 2008
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 ..................................................................................................................................................... 1600Ω
THD + N (unwtd, 1 kHz @ +4 dBu Output, Unity Gain) ....................................................................................... < 0.003%
EIN (unwtd, 55 dB Gain, 150Ω Input, 20 Hz to 22 kHz) ...................................................................................... -126 dBu
S/N Ration (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) .................................................................................................................... -6 dB to 55 dB
Maximum Input level (Unity Gain, 1 [email protected]% THD+N) ..................................................................................... +17 dBu
Phantom Power (+/- 2 VDC) ................................................................................................................................ +48 VDC
Instrument Input (1/4” TRS, Channels 1 and 2)
Input Impedance ....................................................................................................................................................... 1 MΩ
Line Inputs (1/4” TRS, Channels 3-8)
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) ....................................................................................... < 0.003%
S/N Ratio (Unity Gain, unwtd, Ref = +4 dBu, 20 Hz to 22 kHz) ............................................................................. >101 dB
Gain Control Range (+/- 1 dB) .................................................................................................................. -9 dB to +12 dB
Maximum Input level (Unity Gain, 1 kHz @ 0.5% THD+N) ................................................................................... +23 dBu
Signal Level LEDs
Clip (+/- 0.5 dBu) ................................................................................................................................................. +18 dBu
Digital Audio
ADC Dynamic Range (A-wtd, 48 kHz) ..................................................................................................................... 107 dB
DAC Dynamic Range (A-wtd, 48 kHz) ..................................................................................................................... 110 dB
Bit Depth ................................................................................................................................................................ 24 bits
Reference Level for 0 dBFS................................................................................................................................... +18 dBu
Internal Sample Frequency Selections (kHz) ........................................................................................... 44.1, 48, 88.2, 96
BNC Word Clock Output Level (75Ω) ......................................................................................................................... 4.5V
BNC Word Clock Input Level Range .................................................................................................................. 3.0 to 5.5V
Clock
Jitter .................................................................................................................................. <20 ps RMS (20 Hz – 20 kHz)
Jitter Attenuation ................................................................................................................... >60 dB (1 ns in => 1 ps out)
Power
Input Voltage Range ..................................................................................................................................... 18 to 30 VDC
Power Requirements (Continuous) .............................................................................................................................. 24W
External Switching Power Supply ................................... 90-230 VAC/35W (Factory-configured for country of destination.)
A s a c o m m i t m e n t t o c o n s t a n t i m p r o v e m e n t , P r e S o n u s A u d i o E l e c t r o n i c s , I n c . , r e s e r v e s t h e r i g h t t o c h a n g e
a n y s p e c i f i c a t i o n s t a t e d h e r e i n a t a n y t i me , w i t h o u t n o t i f i c a t i o n .