RME OctaMic XTC All Purpose Pre-Amp

Full Description

Features

• 8 x Mic/Line Preamps, digitally controlled (4 x PAD, 4 x Hi-Z switchable)
• 2 x Stereo Analogue Outputs
• 4 x AES/EBU I/O
• 1 x ADAT I/O (2 x out S/MUX)
• 1 x MADI I/O optical
• 1 x MIDI I/O DIN
• 2 x MIDI I/O USB
• 1 x MIDI over MADI

Specifications

Analogue

Microphone 1-8

• Input: XLR, electronically balanced
• Input impedance: 2.4 kOhm, PAD 3.5 kOhm
• Gainrange: 0,+10dBupto+65dBinstepsof1dB
• PAD: -20 dB
• THD@30dBGain: THD+N@30dBGain: CMRR50Hz: >60dB
• CMRR200Hz-20kHz: >70dB
• Maximum input level, Gain 0 dB: +12 dBu
• Maximum input level, Gain 0 dB with PAD: +32 dBu
• Maximum input level, Gain 65 dB: -53 dBu
• Signal to Noise ratio (SNR) @ Gain 10 dB: 113 dB RMS unweighted, 117 dBA

Line TRS In 1-4

• Input: 6.3 mm TRS jack, electronically balanced
• Input impedance: 3.3 kOhm unbalanced, 6.6 kOhm balanced
• Input impedance with PAD: 3.8 kOhm unbalanced, 7.7 kOhm balanced
• Gainrange: 0,+10dBupto+65dBinstepsof1dB
• PAD: -18 dB
• Maximum input level, Gain 0 dB: +21 dBu
• Maximum input level, Gain 0 dB with PAD: +39 dBu
• Maximum input level, Gain 65 dB: -44 dBu
• Signal to Noise ratio (SNR) @ Gain 10 dB: 113 dB RMS unweighted, 117 dBA

Inst TRS In 5-8

• Input: 6.3 mm TS jack, unbalanced
• Input impedance: 800 kOhm (Hi-Z)
• Gain range: +10 dB up to +65 dB in steps of 1 dB
• Maximum input level, Gain 10 dB: +21 dBu
• Maximum input level, Gain 65 dB: -34 dBu
• Signal to Noise ratio (SNR) @ Gain 10 dB: 112 dB RMS unweighted, 115 dBA

Line/Phones Out 1-4

• Resolution: 24 Bit
• Noise (DR): 115 dB RMS unweighted, 118 dBA
• Frequency response @ 44.1 kHz, -0.5 dB: 9 Hz - 22 kHz
• Frequency response @ 96 kHz, -0.5 dB: 9 Hz - 45 kHz
• Frequency response @ 192 kHz, -1 dB: 8 Hz - 75 kHz
• THD+N: Channel separation: > 110 dB
• Output: 6.3 mm TRS stereo jack, unbalanced
• Maximum output level at 0 dBFS, High: +17 dBu
• Maximum output level at 0 dBFS, Low: +2 dBV
• Output impedance: 30 Ohm

AD-Conversion General

• Resolution: 24 Bit

AD-Conversion Mic XLR

• Frequency response @ 44.1 kHz, -0.5 dB: 12 Hz - 20.8 kHz
• Frequency response @ 96 kHz, -0.5 dB: 12 Hz - 45.3 kHz
• Frequency response @ 192 kHz, -1 dB: 8 Hz - 94 kHz
• THD+N: Channel separation: > 110 dB
• Signal to Noise ratio depends on current gain setting

AD-Conversion Line/Inst TRS

• Frequency response @ 44.1 kHz, -0.5 dB: 10 Hz - 20.8 kHz
• Frequency response @ 96 kHz, -0.5 dB: 10 Hz - 45.3 kHz
• Frequency response @ 192 kHz, -1 dB: 5 Hz - 90 kHz

Digital Inputs

AES/EBU

• 1 x 25-pin D-sub, transformer-balanced, galvanically isolated, according to AES3-1992
• High-sensitivity input stage (SPDIF compatible (IEC 60958)
• Accepts Consumer and Professional format
• Lock Range: 27 kHz - 200 kHz
• Jitter when synced to input signal: Jitter suppression: > 30 dB (2.4 kHz)

ADAT

• 2 x TOSLINK
• Standard: 8 channels 24 bit, up to 48 kHz
• S/MUX: 16 channels 24 bit / 48 kHz, equalling 8 channels 24 bit 96 kHz
• S/MUX4: 16 channels 24 bit / 48 kHz, equalling 4 channels 24 bit 192 kHz

Word Clock

• BNC, not terminated (10 kOhm)
• Optional internal termination 75 Ohm
• Automatic Double/Quad Speed detection and internal conversion to Single Speed
• SteadyClock guarantees super low jitter synchronization even in varispeed operation
• Not affected by DC-offsets within the network
• Signal Adaptation Circuit: signal refresh through auto-center and hysteresis
• Overvoltage protection
• Level range: 1.0 Vpp - 5.6 Vpp
• Lock Range: 27 kHz - 200 kHz
• Jitter when synced to input signal: Jitter suppression: > 30 dB (2.4 kHz)

MADI

• Optical via FDDI duplex SC connector
• 62.5/125 and 50/125 compatible
• Accepts 56 channel and 64 channel mode, and 96k frame
• Single Wire: up to 64 channels 24 bit 48 kHz
• Double Wire / 96k frame: up to 32 channels 24 bit 96 kHz
• Quad Wire: up to 16 channels 24 bit 192 kHz
• Lock range: 28 kHz - 54 kHz
• Jitter when synced to input signal: Jitter suppression: > 30 dB (2.4 kHz)

Digital Outputs

AES/EBU

• 4 x, transformer-balanced, galvanically isolated, according to AES3-1992
• Output voltage Professional 4.0 Vpp
• Format Professional according to AES3-1992 Amendment 4
• Single Wire: 4 x 2 channels 24 bit, up to 192 kHz

ADAT

• 2 x TOSLINK
• Standard: 8 channels 24 bit, up to 48 kHz
• S/MUX: 16 channels 24 bit / 48 kHz, equalling 8 channels 24 bit 96 kHz
• S/MUX4: 16 channels 24 bit / 48 kHz, equalling 4 channels 24 bit 192 kHz

Word Clock

• BNC
• Max. output voltage: 5 Vpp
• Output voltage @ 75 Ohm: 4.0 Vpp
• Impedance: 10 Ohms
• Frequency range: 27 kHz - 200 kHz

MADI

• Optical via FDDI duplex SC connector
• 62.5/125 and 50/125 compatible
• Cable length optical up to 2000 m
• Generates 56 channel and 64 channel mode, and 96k frame
• Single Wire: up to 64 channels 24 bit 48 kHz
• Double Wire / 96k frame: up to 32 channels 24 bit 96 kHz
• Quad Wire: up to 16 channels 24 bit 192 kHz

Digital

• Clocks: Internal, AES In, ADAT In, word clock In, MADI In
• Low Jitter Design: Internal clock: 800 ps Jitter, Random Spread Spectrum
• Jitter suppression of external clocks: > 30 dB (2.4 kHz)
• Effective clock jitter influence on AD-conversion: near zero
• PLL ensures zero dropout, even at more than 100 ns jitter
• Supported sample rates: 28 kHz up to 200 kHz

MIDI

• 16 channels MIDI
• 5-pin DIN jacks
• Optocoupled, ground-free input

MIDI over MADI

• Invisible transmission via User bit of channel 56 (48k frame)