RME Audio ADI-2 FS User Manual

RME Audio ADI-2 FS User Manual

The analog tool with digital spice

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User's Guide
ADI-2
FS
The Analog Tool with Digital Spice
SyncAlign
SyncCheck
Intelligent Clock Control
SteadyClock
FS
Hi-Precision 24 Bit / 192 kHz
2-Channel AD / DA-Converter
AES / SPDIF / ADAT Interface
High Power² Headphone Output
Advanced Feature Set
AES/EBU
192 kHz / 24 Bit Interface

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Table of Contents
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Summary of Contents for RME Audio ADI-2 FS

  • Page 1 User's Guide ADI-2 The Analog Tool with Digital Spice SyncAlign SyncCheck Intelligent Clock Control SteadyClock Hi-Precision 24 Bit / 192 kHz 2-Channel AD / DA-Converter AES / SPDIF / ADAT Interface High Power² Headphone Output Advanced Feature Set AES/EBU 192 kHz / 24 Bit Interface...
  • Page 2: Table Of Contents

    10.4 General ..............13 Technical Background 11.1 Noise Level in DS/QS Modes ......14 11.2 SteadyClock ............14 Controls and Connectors ........15 Connector Pinouts ..........16 Block Diagram ............17 Accessories .............18 Warranty..............18 Appendix ..............19 Declaration of Conformity ........20 User's Guide ADI-2 FS © RME...
  • Page 3: Introduction

    3. Brief Description and Characteristics The ADI-2 FS is a 2-channel analog to digital and digital to analog converter in a half-rack (9.5") enclosure of 1 U height. Latest 24 bit / 192 kHz converters offer 120 dBA dynamic range. This value is not only printed in the brochure –...
  • Page 4: Power Supply

    4. Power Supply In order to make operating the ADI-2 FS as flexible as possible, the unit has a universal DC input socket, accepting voltages from 6 Volts* up to 15 Volts. An internal switching regulator of the latest technology with high efficiency (>...
  • Page 5: First Usage - Quick Start

    –3 LEDs light up. The analog line inputs of the ADI-2 FS can be used with signals from +4 dBu up to +19 dBu. The electronic input stage is built in a servo-balanced design which handles monaural and stereo jacks correctly.
  • Page 6: Inputs And Outputs

    6.1 Line In XLR / TRS The ADI-2 FS has two analog line inputs that can operate with levels up to +19 dBu. The elec- tronic input stage uses a servo balanced design which handles unbalanced (TS jacks) and bal- anced signals (TRS / XLR) correctly, automatically adjusting the level reference.
  • Page 7: Line Out Trs

    6.3 Line Out TRS The ADI-2 FS has two unbalanced analog outputs that provide levels up to +19 dBu. The short circuit protected, low impedance line outputs are available as 1/4" TRS jacks on the back of the unit. Contact R (ring) is connected to ground by a 100 Ohm resistor, which also allows the use of virtual balanced connections.
  • Page 8: Digital Inputs

    The digital input format is detected automatically. Be it AES, SPDIF or ADAT, further settings at the ADI-2 FS are not required. In case of ADAT optical only channels 1 and 2 are processed, channels 3 to 8 are ignored.
  • Page 9: Digital Outputs

    1 of the XLR - not to the phono plug. The ADAT optical output of the ADI-2 FS is fully compatible to all ADAT optical inputs. A usual TOSLINK cable is sufficient for connection.
  • Page 10: Clock Section

    The key DIG IN determines both the digital input being used for the DA-converter (coaxial or optical) and the external clock source, in case CLOCK – DIG IN has been selected. The lock state of the ADI-2 FS is indicated by a blinking (error) or constantly lit (Ok) DIG IN LED (COAX, OPT).
  • Page 11: Digital Pass-Through (Dig)

    ADI-2 FS a cornucopia of possible uses. For example, if ANALOG INPUT - LEVEL is set to +4 dBu and ANALOG OUTPUT - LEVEL is set to +19 dBu, the ADI-2 FS ampli- fies the analog input signal by 15 dB. At the same time, it sends it out electronically separated to three different outputs.
  • Page 12: Technical Specifications

    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 User's Guide ADI-2 FS © RME...
  • Page 13: Digital

    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 User's Guide ADI-2 FS © RME...
  • Page 14: Technical Background

    11. Technical Background 11.1 Noise level in DS / QS Mode The outstanding signal to noise ratio of the ADI-2 FS can be verified even without expensive test equipment, by using the record level meters of various software. When activating the DS and QS mode, the displayed noise level will rise from -117 dB to -110 dB at 96 kHz, and –89 dB...
  • Page 15: Controls And Connectors

    12. Controls and Connectors Front The front of the ADI-2 FS has 5 buttons, a volume potentiometer, a headphone output via ste- reo TRS jack and 31 LEDs. Rear The rear panel of the ADI-2 FS features 2 servo-balanced analog inputs via XLR/jack combo jacks, 2 TS jacks as unbalanced outputs, 2 XLR jacks as balanced outputs, SPDIF I/O via TOSLINK optical and RCA coaxial, and a lockable power supply jack.
  • Page 16: Connector Pinouts

    Cinch). The adapters are plugged into the rear inputs and outputs - done. Now the existing RCA cables can be used with the ADI-2 FS. Cables with mono 6.35 mm on one side and RCA on the other also exist, and work perfectly.
  • Page 17: Block Diagram

    14. Block diagram User's Guide ADI-2 FS © RME...
  • Page 18: Accessories

    Audio AG does not accept claims for damages of any kind, especially consequential damage. Liability is limited to the value of the ADI-2 FS. The general terms of business drawn up by Au- dio AG apply at all times.
  • Page 19: Appendix

    RME. RME reserves the right to change specifications at any time without notice. User's Guide ADI-2 FS © RME...
  • Page 20: Declaration Of Conformity

    Synthax United States, 6600 NW 16th Street, Suite 10, Ft Lauderdale, FL 33313 T.:754.206.4220 Trade Name: RME, Model Number: ADI-2 FS This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules.

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