Symphony I/O Specifications

Highlights:

  • A/D THD+N: -113dB @ +20dBu (0.00024%) unweighted
  • D/A THD+N: -117dB @ +20dBu (0.00014%) unweighted
  • D/A Dynamic Range: 129dB A weighted
  • Apogee’s proprietary Perfect Symmetry Circuitry (PSC)
  • Software controlled AD/DA reference setting
  • Variable gain input for keyboards
  • Ultra low latency AD/DA conversion

Analog to Digital:

  • THD+N: -113dB @ 20dBu (0.00024%)
  • Dynamic range: 120dB A weighted
  • Maximum input levels:
    • +4dB setting – 24dBu
    • -10dB setting – +6dBV
  • Variable gain setting – 25dB of gain
  • Frequency response at 44.1kHz 1-20,000 Hz (+/- 0.05dB)
  • Input impedance: 10K

Digital to Analog:

  • THD+N: -117dB @ 20dBu (0.00014%)
  • Dynamic Range: 129dB A weighted
  • Max output levels – ∞ to +24dBu
  • Frequency response at 44.1 kHz: dc to 20kHz (+/- 0.05dB)
  • Output impedance: 25 Ohm
  • Outputs are balanced through Apogee’s proprietary Perfect Symmetry Circuitry (PSC)

Headphone Outputs:

  • THD+N: -105dB @19dBu
  • Dynamic Range: 119db A weighted
  • Output impedance: 30 Ohm

Power:

  • 90-240VAC, 50-60Hz, 150W

Operating System:

  • Mac OS only 10.5.8 and above

Package Contents:

  • Symphony I/O Interface
  • USB Cable
  • Power Cable
  • Rack Ears and Bolts
  • Quick Start Guide

Symphony I/O Dimensions:

  • Inches: 17.75″ (19″ with Rack Ears) x 11.5″ x 3.5″ (4″ with feet installed)
  • Centimeters: 45 (48.26 with Rack Ears) x 29.2 x 8.9 (10.2 with feet installed)

Packaging Dimensions:

Symphony I/O Chassis Box

  • Inches: 22.875 x 17.75 x 9.25
  • Centimeters: 58.1 x 45.1 x 23.5

I/O Module Box

  • Inches: 13.75 x 12.25 x 3.25
  • Centimeters: 34.9 x 31.1 x 8.3

Base Configurations

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