Technical Specifications; Analog; Digital Inputs - RME Audio OctaMic II User Manual

13. Technical Specifications

13.1 Analog

Microphone/Line 1-8
• Input: Neutrik XLR/TRS Combo jack, electronically balanced
• Input impedance: XLR 2 kOhm, TRS 10 kOhm balanced
• Frequency response –0.1 dB: 20 Hz – 100 kHz
• Frequency response –0.3 dB: 10 Hz – 150 kHz
• THD @ 30 dB Gain: < -106 dB, < 0.0005 %
• THD+N @ 30 dB Gain: < -100 dB, < 0.001 %
• Channel separation: > 110 dB
• CMRR 20 Hz – 20 kHz: > 55 dB
• EIN @ 30 dB Gain @ 150 Ohm: 122 dBu
• EIN @ 40 dB Gain @ 150 Ohm: 126 dBu
• EIN @ 50/60 dB Gain @ 150 Ohm: 128 dBu
• EIN @ 30 dB Gain @ 0 Ohm: 122.5 dBu
• EIN @ 40 dB Gain @ 0 Ohm: 128.8 dBu
• EIN @ 50/60 dB Gain @ 0 Ohm: 130.3 dBu
• Gain range: +6 dB up to +60 dB
• Maximum input level XLR, Gain +6 dB: +14 dBu
• Maximum input level XLR, Gain +60 dB: -40 dBu
• Maximum input level TRS, Gain +6 dB: +21 dBu
• Maximum input level TRS, Gain +60 dB: -33 dBu
Line Out 1-8
• Maximum output level: +21 dBu
• Output: 6.3 mm TRS stereo jack, servo-balanced
• Output impedance: 75 Ohm
• Output level switchable Hi Gain / +4 dBu / -10 dBV
AD-Conversion
• Resolution: 24 bit
• Signal to noise ratio (SNR): 110 dB RMS unweighted, 114 dBA
• Frequency response @ 44.1 kHz, -0.5 dB: 5 Hz – 20.6 kHz
• Frequency response @ 96 kHz, -0.5 dB: 5 Hz – 45.3 kHz
• Frequency response @ 192 kHz, -1 dB: 5 Hz - 90 kHz
• THD+N: < -110 dB, < 0.0003 %
• Channel separation: > 110 dB

13.2 Digital Inputs

AES/EBU
• 1 x 25-pin D-sub, transformer-balanced, galvanically isolated, according to AES3-1992
• High-sensitivity input stage (< 0.3 Vpp)
• SPDIF compatible (IEC 60958)
• Accepts Consumer and Professional format
• Lock Range: 27 kHz – 200 kHz
• Jitter when synced to input signal: < 1 ns
• Jitter suppression: > 30 dB (2.4 kHz)
User's Guide OctaMic II © RME
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