Product Specifications | Presonus AudioBox 1818VSL USB 2.0 Audio Interface Specifications
Microphone Inputs
- Connector Type Combo, XLR, female, balanced
- Mic Preamp EIN -133 dB, 20 kHz BW, max gain, Rs=40?, A-wtd
- Frequency Response 20 Hz - 20 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 k?
- Phantom Power +48 VDC, 10 mA total
Line Inputs
- Connector Type Combo, 1/4 inch TS, female, unbalanced
- Frequency Response 20 Hz - 20 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 k?
Instrument Inputs
- Connector Type Combo, 1/4 inch TS, female, unbalanced
- Frequency Response 20 Hz - 20 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, 0 dBu, 1 kHz, unity gain, 20 kHz BW, unwtd
- Gain Control Range -30 dB to +50 dB
- Input Max Headroom +21 dBu, < 0.5% THD
- Input Impedance 1 M?
Analog Outputs
- Connector Type 1/4 inch TRS, female, impedance balanced
- Frequency Response 20 Hz - 20 kHz, ±0.25 dB
- THD+N 0.003%, 1 kHz, 22 kHz BW, A-wtd
- S/N Ratio 109 dB, 1 kHz, 22 kHz BW, A-wtd
- Output Level +10 dBu, <0.5% THD
- Output Impedance 51?
Headphone Outputs
- Connector Type 1/4 inch TRS, female, stereo
- Maximum Power 120 mW/ch @ 60? load
- Frequency Response 20 Hz - 20 kHz, ±0.5 dB, max gain
- THD+N 0.01%, 1 kHz, max gain, 20 kHz BW, A-wtd
- S/N Ratio 96 dB, 1 kHz, max gain, 20 kHz BW, A-wtd
Power
- External Power Adapter +18 VDC, 2.6A, center-positive
- Connector Type 5.5 mm OD, 2.1 mm ID, 9.5 mm length
Digital
- ADC Dynamic Range 114 dB, 48 kHz, A-wtd
- DAC Dynamic Range 114 dB, 48 kHz, A-wtd
- Host Interface USB 2.0 high-speed
- Bit Depth 24-bit
- Sample Rates 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz
- Maximum Latency 6 mS, analog input to analog output
- ADAT Optical I/O Toslink™ connectors, ADAT/SMUX formats
- S/PDIF I/O RCA female connectors
- Word Clock Output BNC connector, 4.5 Vpp @ 75? load
- MIDI I/O 5-pin DIN connectors
Physical
- 1U rack-mountable
- Road-rugged construction with all-metal chassis and metal knobs
- Weighs 1818VSL 4.6 lb. (2.1 kg)
- 18 VDC external power supply (included)
Minimum System Requirements
- Windows
- XP SP2 or later, Windows Vista, Windows 7 (32- and 64-bit)
- Intel Pentium 4 1.6 GHz processor or AMD Athlon 64 3000+ (Turion) (2.8 GHz or faster recommended)
- 1 GB RAM (2 GB or more recommended)
- Macintosh
- Mac OS X 10.5.2 or later (32- and 64-bit)
- Intel Core 1 Solo 1.5 GHz processor (Intel Core Duo or Intel Xeon processor recommended)
- 1 GB RAM (2 GB or more recommended)
- Windows and Macintosh Systems
- USB 1.1 Port (USB 2.0 recommended)
- Internet connection recommended
- DVD-ROM drive
- Internal or external 7200 RPM storage drive highly recommended
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