RME ADI-2 FS High-Precision 2-Channel AD/DA Converter 192 kHz USB Audio Interface with Balanced I/O and DSP

The ADI-2 FS is a compact and extremely flexible 2-channel Hi-End AD/DA-converter. The small 9.5″ unit offers first-class AD/DA-conversion from/to SPDIF, AES and ADAT, at up to 192 kHz. Its ability to use SPDIF, AES and ADAT format provides outstanding compatibility. Whatever it is – simply get connected!

FEATURES

• High-Precision 2-Channel AD/DA Converter – Professional-grade conversion with exceptional clarity and detail
• 192 kHz / 24-Bit Resolution – Ultra-high audio fidelity for mastering, recording, and playback
• SteadyClock FS – Advanced jitter suppression for ultra-stable audio performance
• Balanced XLR & TRS I/O – Clean, low-noise analog connections for studio and live use
• Built-in DSP – Onboard EQ and dynamics processing without taxing your CPU
• Powerful Headphone Output – Drives high-impedance headphones with clarity and headroom
• USB Interface (Class Compliant) – Plug-and-play connectivity with Mac, Windows, and iOS devices
• Ideal for Mastering, Monitoring & Broadcast – Precision audio conversion for professional environments

SPECIFICATIONS

Analog

AD

• Signal to Noise ratio (SNR) @ +19 dBu: 117 dB RMS unweighted, 121 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
• THD @ -1 dBFS: -114 dB, 0.00015 %
• THD+N @ -1 dBFS: -112 dB, 0.00025 %
• Channel separation: > 110 dB
• Max Input Level AD: +19 dBu
• Input: XLR or 1/4″ TRS, electronically balanced
• Input impedance balanced: 36 kOhm, unbalanced: 18 kOhm
• Input sensitivity switchable: +4 dBu, +13 dBu, +19 dBu @ 0 dBFS

DA

• Signal to Noise ratio (SNR): 117 dB RMS unweighted, 120 dBA
• Frequency response @ 44.1 kHz, -0.1 dB: 10 Hz – 20.2 kHz
• Frequency response @ 96 kHz, -0.5 dB: 5 Hz – 44.9 kHz
• Frequency response @ 192 kHz, -1 dB: 3 Hz – 88 kHz
• THD @ -1 dBFS: -112 dB, 0.00025 %
• THD+N @ -1 dBFS: -110 dB, 0.00032 %
• THD @ -3 dBFS: -116 dB, 0.00016 %
• Channel separation: > 110 dB
• Max Output Level DA: +19 dBu
• Output: XLR balanced, 1/4″ TRS unbalanced/balanced
• Output impedance: XLR balanced 150 Ohm, TS unbalanced 100 Ohm
• Output level switchable: +4 dBu, +13 dBu, +19 dBu @ 0 dBFS

DA – Phones
as DA, except:

• Output: 6.3 mm stereo TRS, unbalanced
• Output impedance: 0.1 Ohm
• Output level at 0 dBFS, load 100 Ohm or up: +19 dBu (6.9 Vrms)
• Max power 32 Ohm load: 0.7 W per channel (0.01% THD, +16 dBu, 4.9 Vrms)
• THD 32 Ohm load @ +15 dBu: -110 dB, 0.0003 %

Mode ANA (Analog In to Analog Out)

• Signal to Noise ratio (SNR) @ +19 dBu: 123 dB RMS unweighted, 126 dBA
• Signal to Noise ratio (SNR) @ +13 dBu: 119 dB RMS unweighted, 122 dBA
• Signal to Noise ratio (SNR) @ +4 dBu: 112 dB RMS unweighted, 115 dBA
• Frequency response -0.5 dB: 1 Hz – 120 kHz
• THD+N @ +19 dBu: -116 dB, 0.00016%
• Channel separation: > 120 dB
• Maximum input / output level: +22 dBu

Digital

• Clocks: Internal, ADAT In, SPDIF In
• 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
• Digital Bitclock PLL for trouble-free varispeed ADAT operation
• Supported sample rates with external clocking (SPDIF): 28 kHz up to 200 kHz
• Supported sample rates with external clocking (ADAT): 40 kHz up to 49 kHz
• Internal clocks: 32 kHz, 44.1 kHz, 48 kHz, 64 kHz, 88.2 kHz, 96 kHz, 176,8 kHz, 192 kHz

Digital I/O

• Digital input coaxial ground-free transformer coupled
• Formats: optical (TOSLINK), RCA (SPDIF, AES/EBU compatible)
• Format Consumer SPDIF according to IEC 60958
• Format Professional according to AES3-1992 Amendment 4

SPDIF coaxial

• RCA, according to IEC 60958
• High-sensitivity input stage RCA: < 0.2 Vpp input level
• Output voltage RCA Consumer 0.7 V, Professional 1.4 V
• Single Wire mode, sample rate 28 kHz up to 200 kHz

SPDIF optical

• 1 x optical, according to IEC 60958
• Sample rate 28 kHz up to 200 kHz

ADAT

• TOSLINK
• Standard: 8 channels 24 bit, up to 48 kHz
• Double Speed (S/MUX): 4 channels 24 bit 96 kHz
• Quad Speed (S/MUX4) : 2 channels 24 bit 192 kHz

General

• Included power supply: external switching PSU, 100 – 240 V AC, 2 A, 24 Watts
• Idle power consumption: 5,2 W (430 mA @ 12V)
• Max. power consumption: 10 Watts (830 mA @ 12 V)
• Dimensions (WxHxD): 215 x 44 x 130 mm (8.5″ x 1.73″ x 5.1″)
• Weight: 900 g ( 2.0 lbs)
• Temperature range: +5° up to +50° Celsius (41° F up to 122°F)
• Relative humidity: < 75%, non condensing