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)

Headphones:

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

Power:

• 90-240VAC, 50-60Hz, 150W

Operating System:

• Mac OS only 10.8.5 and above (with current Release 5)

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)

Symphony I/O Weight:

• Symphony I/O in chassis shipping box: 20lbs
• I/O module in module shipping box: 2.5lbs

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