Arrow Manual Specifications 250
ANALOG I/O
Frequency Response 20 Hz – 20 kHz, ±0.1 dB
Line Inputs 1 & 2
Connector Type ¼” Female TRS Balanced (Combo XLR/TRS)
Dynamic Range 118 dB (A–weighting)
Total Harmonic Distortion + Noise –107 dBFS
Input Impedance 10K Ohms (differential)
Gain Range +10 dB to +65 dB
Maximum Input Level (600 Ohm source) +20.7 dBu
Microphone Inputs 1 & 2
Connector Type XLR Female, pin 2 positive (Combo XLR/TRS)
Phantom Power +48V (switchable per mic input)
Dynamic Range 118 dB (A–weighting)
Total Harmonic Distortion + Noise –108 dBFS
Equivalent Input Noise –128 dBu
Common-Mode Rejection Ratio (CMRR) Greater than 70 dB
Input Impedance (variable via Unison plug-ins) 9.2K Ohms, 5.4K Ohms with +48V engaged
Gain Range +10 dB to +65 dB
Pad Attenuation (switchable per input) 20 dB (variable via Unison plug-ins)
Maximum Input Level +25.2 dBu (minimum gain, pad engaged)
Hi-Z Instrument Input
Connector Type Female ¼” TS Unbalanced
Dynamic Range 118 dB (A–weighting)
Total Harmonic Distortion + Noise –105 dBFS
Input Impedance (variable via Unison plug-ins) 1M Ohms
Gain Range +10 dB to +65 dB
Maximum Input Level (@ minimum gain) +12.5 dBu
Outputs 1 & 2
Connector Type ¼” Female TRS Balanced
Output Impedance 100 Ohms (differential)
Dynamic Range 115 dB (A–weighting)
Total Harmonic Distortion + Noise –106 dBFS
Stereo Level Balance ±0.05 dB
Maximum Output Level +20.7 dBu
Operating Reference Level +14 dBu, +20 dBu (selectable)
(continued)
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