RME Fireface UFX II 60 Channel USB 2.0 Audio Interface

The unique Fireface UFX II is the premier solution to transfer analog and digital audio data directly to a computer from practically any source.

Numerous unique features, well thought-out configuration dialogs, an industry-leading mixing engine and monitoring solution, professional DSP effects and class-leading analog circuits with latest digital converters put the Fireface UFX II at the very top of the range of computer-based audio interfaces.

Technical Specifications

Analog
AD, Line In 1-8, rear
Resolution AD: 24 bit
Signal to Noise ratio (SNR): 113 dB RMS unweighted, 116 dBA
Frequency response @ 44.1 kHz, -0.1 dB: 5 Hz - 20.8 kHz
Frequency response @ 96 kHz, -0.5 dB: 3 Hz - 45.8 kHz
Frequency response @ 192 kHz, -1 dB: 2 Hz - 92 kHz
THD: < -110 dB, < 0.00032 %
THD+N: < -104 dB, < 0.00063 %
Channel separation: > 110 dB
Maximum input level: +19 dBu
Input: 6.3 mm TRS jack, electronically balanced
Input impedance: 8 kOhm unbalanced, 12 kOhm balanced
Input sensitivity switchable to Lo Gain, +4 dBu
Input level for 0 dBFS @ Lo Gain: +19 dBu
Input level for 0 dBFS @ +4 dBu: +13 dBu
Variable gain: 0 to +12 dB
Minimum level for 0 dBFS: +1 dBu, -1.2 dBV
Microphone In 9-12, front
As AD, but:
Input: XLR, electronically balanced
Input impedance: 3.4 kOhm
Signal to Noise ratio (SNR): 115 dB RMS unweighted, 118 dBA
Gain range: 75 dB
Maximum input level, Gain 0 dB: +18 dBu
Maximum input level, Gain 75 dB: -57 dBu
CLIP LED: 0 dBFS SIG LED: -60 dBFS
Instrument In 9-12, front
As AD, but:
Input: 6.3 mm TS jack, unbalanced
Input impedance: 1 MOhm
Signal to Noise ratio (SNR): 114 dB RMS unweighted, 118 dBA
Gain range: 42 dB
Maximum input level, Gain 8 dB: +21 dBu
Maximum input level, Gain 50 dB: -21 dBu
DA, Line Out 3-8, rear
Resolution: 24 bit
Dynamic range (DR): 115 dB RMS unweighted, 118 dBA
Frequency response @ 44.1 kHz, -0.5 dB: 5 Hz - 20.8 kHz
Frequency response @ 96 kHz, -0.5 dB: 5 Hz - 45 kHz
Frequency response @ 192 kHz, -1 dB: 5 Hz - 89 kHz
THD: < -110 dB, < 0.00032 %
THD+N: < -104 dB, < 0.00063 %
Channel separation: > 110 dB
Maximum output level: +19 dBu
Output: 6.3 mm TRS jack, servo-balanced
Output impedance: 75 Ohm unbalanced, 150 Ohm balanced
Output level switchable Hi Gain, +4 dBu, -10 dBV
Output level at 0 dBFS @ Hi Gain: +19 dBu
Output level at 0 dBFS @ +4 dBu: +13 dBu
Output level at 0 dBFS @ -10 dBV: +2 dBV
DA - Stereo Monitor Output XLR (1-2)
As DA, but:
Output: XLR, balanced
Output level switchable 24 dBu, Hi Gain, +4 dBu, -10 dBV
Output level at 0 dBFS @ 24 dBu: +24 dBu
Output level at 0 dBFS @ Hi Gain: +19 dBu
Output level at 0 dBFS @ +4 dBu: +13 dBu
Output level at 0 dBFS @ -10 dBV: +2 dBV
DA - Stereo Monitor Output Phones (9-12)
As DA, but:
Output: 2 x 6.3 mm TRS stereo jack, unbalanced
Maximum output level at 0 dBFS, High: +19 dBu
Maximum output level at 0 dBFS, Low: +2 dBV
Output impedance: 2 Ohm
Max power per channel @ 32 Ohm load, 0.1% THD: 210 mW (2.6 Vrms, +10.5 dBu)
MIDI
2 x MIDI I/O via 5-pin DIN jacks
Galvanically isolated by optocoupled input
Hi-speed mode: Jitter and response time typically below 1 ms
Separate 128 byte FIFOs for input and output
Digital
Clocks: Internal, ADAT, AES, MADI, word clock
Low Jitter Design: < 1 ns in PLL mode, all inputs
Internal clock: 800 ps Jitter, Random Spread Spectrum
Jitter suppression of external clocks: > 30 dB (2.4 kHz)
Effective clock jitter influence on AD and DA conversion: near zero
PLL ensures zero dropout, even at more than 100 ns jitter
Digital Bitclock PLL for trouble-free varispeed ADAT operation
Supported sample rates: 28 kHz up to 200 kHz

Digital Inputs
AES/EBU
1 x XLR, 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)
ADAT Optical
2 x TOSLINK, format according to Alesis specification
Standard: 2 x 8 channels 24 bit, up to 48 kHz
Double Speed (S/MUX): 2 x 4 channels 24 bit 96 kHz
Quad Speed (S/MUX4): 2 x 2 channels 24 bit 192 kHz
Bitclock PLL ensures perfect synchronisation even in varispeed operation
Lock range: 31.5 kHz - 50 kHz Jitter when synced to input signal: < 1
SPDIF optical (ADAT2)
1 x optical, according to 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)
Word Clock
BNC
Internal termination 75 Ohm switchable
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: < 1 ns
Jitter suppression: > 30 dB (2.4 kHz)

Digital Outputs
AES/EBU
XLR, transformer-balanced, galvanically isolated, according to AES3-1992
Output level Professional 4.5 Vpp, Consumer 2.6 Vpp
Format Professional according to AES3-1992 Amendment 4
Format Consumer (SPDIF) according to IEC 60958
Single Wire mode, sample rate 28 kHz up to 200 kHz
ADAT
2 x TOSLINK
Standard: 2 x 8 channels 24 bit, up to 48 kHz
Double Speed (S/MUX): 2 x 4 channels 24 bit 96 kHz
Quad Speed (S/MUX4): 2 x 2 channels 24 bit 192 kHz
SPDIF optical (ADAT2)
Format Consumer (SPDIF) according to IEC 60958
Sample rate 28 kHz up to 200 kHz
Word Clock
BNC
Max. output voltage: 5 Vpp
Output voltage @ 75 Ohm termination: 4.0 Vpp
Output impedance: 10 Ohm
Frequency range: 27 kHz - 200 kHz

General
Power supply: Internal switching PSU, 100 - 240 V AC, 36 Watts
Idle power consumption: 19 Watts
Typical power consumption: 22-25 Watts
Dimensions including rack ears (WxHxD): 483 x 44 x 210 mm (19" x 1.73" x 8.5")
Dimensions without rack ears (WxHxD): 440 x 44 x 210 mm (17.3" x 1.73" x 8.3")
Total depth: 240 mm (9.4”)
Weight: 3 kg ( 6.6 lbs)
Temperature range: +5 up to +50 Celsius (41 F up to 122F)
Relative humidity: < 75%, non condensing