RME ADI-2 Pro

- A high-end AD/DA converter in professional studio quality
- A double headphone amplifier in true high-end quality
- A USB DAC like no other - the most versatile and capable one
- A high-end AD/DA frontend and headphone amp for iPad / iPhone
- A multi-format converter (AES, SPDIF, ADAT) with monitoring function
- A DSD record and playback solution
- An AD/DA frontend for audio measurement at up to 768 kHz sample rate

- Weight: 1.500kg

Technical Specifications

Analog Inputs
XLR
- Input: XLR, servo-balanced
- Input impedance balanced: 18 kOhm, unbalanced: 9 kOhm
- Input sensitivity switchable +24 dBu, +19 dBu, +13 dBu, +4 dBu @ 0 dBFS
- Digital Trim Gain range: 0 dB up to +6 dB
- Signal to Noise ratio (SNR) @ +13/19/24 dBu: 120.x dB RMS unweighted, 124.x dBA
- Signal to Noise ratio (SNR) @ +4 dBu: 119 dB RMS unweighted, 123 dBA
- Frequency response @ 44.1 kHz, -0.1 dB: 5 Hz - 20.5 kHz
- Frequency response @ 96 kHz, -0.5 dB: 3 Hz - 45.5 kHz
- Frequency response @ 192 kHz, -1 dB: 2 Hz - 92.7 kHz
- Frequency response @ 384 kHz, -1 dB: < 1 Hz - 124 kHz
- Frequency response @ 768 kHz, -3 dB: < 1 Hz - 180 kHz
- THD @ -1 dBFS: -120 dB, 0.0001 %
- THD+N @ -1 dBFS: -113 dB, 0.00022 %
- Channel separation: > 110 dB
TSR
- As input XLR, but:
- Input: 6.3 mm TRS jack, servo-balanced

Analog Outputs
1/2 XLR
- Output level switchable +24 dBu, +19 dBu, +13 dBu, +4 dBu @ 0 dBFS
- Signal to Noise ratio (SNR) @ +13/19/24 dBu: 117 dB RMS unweighted, 120 dBA
- Signal to Noise ratio (SNR) @ +4 dBu: 115 dB RMS unweighted, 118 dBA
- Frequency response @ 44.1 kHz, -0.1 dB: 0 Hz - 20.2 kHz
- Frequency response @ 96 kHz, -0.5 dB: 0 Hz - 44.9 kHz
- Frequency response @ 192 kHz, -1 dB: 0 Hz - 88 kHz
- THD @ -1 dBFS: -110 dB, 0.00032 %
- THD+N @ -1 dBFS: -108 dB, 0.00039 %
- THD @ -3 dBFS: -116 dB, 0.00016 %
- Channel separation: > 110 dB
- Output impedance: 200 Ohm balanced, 100 Ohm unbalanced
1/2 TS (rear)
- As output XLR, but:
- Output: 6.3 mm TS jack, unbalanced
- Maximum output level: +19 dBu
- Signal to Noise ratio (SNR) @ +13/19 dBu: 117 dB RMS unweighted, 120 dBA
- Signal to Noise ratio (SNR) @ +4 dBu: 113 dB RMS unweighted, 117 dBA
- Output impedance: 100 Ohm
Phones 1/2
- As Output 1/2 TS, but:
- Output: 6.3 mm TRS jack, unbalanced, stereo
- Output impedance: 0.1 Ohm
- Signal to Noise ratio (SNR) @ +22 dBu: 117 dB RMS unweighted, 120 dBA
- Signal to Noise ratio (SNR) @ +7 dBu: 114 dB RMS unweighted, 118 dBA
- Output level at 0 dBFS, Ref Level +19 dBu, load 100 Ohm or up: +22 dBu (10 V)
- Output level at 0 dBFS, Ref Level +4 dBu, load 8 Ohm or up: +7 dBu (1.73 V)
- THD @ +18 dBu, 32 Ohm load, 1.2 Watt: -110 dB, 0.0003 %
- THD+N @ + 18 dBu, 32 Ohm load: -107 dB, 0.00045 %
- THD @ +14 dBu, 16 Ohm load, 0.94 Watt: -110 d
Output Phones 3/4
- As Output Phones 1/2, but:
- Output levels at 0 dBFS: Hi-Power off +7 dBu, Hi-Power On +22 dBu
Balanced Phones mode
- As before, but:
- Output levels at 0 dBFS: Hi-Power off +13 dBu (9.8 V), Hi-Power On +28 dBu (19.5 V)
- Output impedance: 0.2 Ohm
- Signal to Noise ratio (SNR) @ +28 dBu: 120 dB RMS unweighted, 123 dBA
- Signal to Noise ratio (SNR) @ +13 dBu: 118.4 dB RMS unweighted, 122 dBA
- Output level at 0 dBFS, Hi-Power On, load 150 Ohm or up: +28 dBu (19.5 V)
- Output level at 0 dBFS, Hi-Power Off, load 8 Ohm or up: +13 dBu (9.8 V)
- Max power @ 0.001% THD: 2.9 W per channel

Digital Inputs
General
- Lock Range: 28 kHz - 200 kHz
- Jitter suppression: > 50 dB (2.4 kHz)
- Jitter when synced to input signal: < 1 ns
- Accepts Consumer and Professional format
AES/EBU
- 1 x XLR, transformer-balanced, galvanically isolated, according to AES3-1992
- High-sensitivity input stage (< 0.3 Vpp)
- SPDIF compatible (IEC 60958)
SPDIF coaxial
- 1 x RCA, transformer-balanced, according to IEC 60958
- High-sensitivity input stage (< 0.3 Vpp)
- AES/EBU compatible (AES3-1992)
SPDIF optical
- 1 x optical, according to IEC 60958
- ADAT compatible

Digital Outputs
AES/EBU
- 1 x XLR, transformer-balanced, galvanically isolated, according to AES3-1992
- Output level 2.7 Vpp
- Format Professional according to AES3-1992 Amendment 4
- Single Wire mode, sample rate 28 kHz up to 200 kHz
SPDIF coaxial
- 1 x RCA, according to IEC 60958
- Output level 0.75 Vpp
- Format Consumer SPDIF according to IEC 60958
- Single Wire mode, sample rate 28 kHz up to 200 kHz
SPDIF optical
- 1 x optical, according to IEC 60958
- Format Consumer (SPDIF) according to IEC 60958
- Sample rate 28 kHz up to 200 kHz

Digital
Clocks: Internal, AES In, SPDIF In, ADAT In
- Low Jitter Design: < 1 ns in PLL mode, all inputs
- Internal clock: < 800 ps Jitter, Random Spread Spectrum
- Jitter suppression of external clocks: > 50 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
- Additional Digital Bitclock PLL for trouble-free varispeed ADAT operation
- Supported sample rates for external clocks: 28 kHz up to 200

General
Included power supply: Internal switching PSU, 100 - 240 V AC, 2 A, 24 Watts
- Standby power consumption: 50 mW
- Idle power consumption: 10 Watts, Max. power consumption: 22 Watts
- Idle current at 12 V: 850 mA (10 Watts)
- Dimensions (WxHxD): 215 x 44 x 130 mm (8.5" x 1.73" x 5.1")
- Weight: 1.0 kg ( 2.2 lbs)
- Temperature range: +5° up to +50° Celsius (41° F up to 122°F)
- Relative humidity: < 75%, non condensing