Audio Engine - AE32 -- Specifications continued
Analog Audio
Balanced/unbalanced User selectable
Input line level @ -20 dBFS User definable via software -20 to +8 dBu (no physical trim pots)
Line input impedance 50k ohms balanced or 25k ohms unbalanced; bridging
Conversions
A>D 20 bit with 128 x oversampling
D>A 20 bit with 128 x oversampling
Common mode rejection ratio -90 dB @ 1 kHz
THD+N @ -20 dBFS; 0 dB input .005%
Intermodulation distortion -98 dB
Reference level (relative to -20 dBFS) user definable -10 to +8
Frequency response (20 Hz to 20 kHz) +/- .2 dB
Maximum output level +24 dB
Output impedance 30 ohms
Dynamic range 105 dB
Slew Rate 20 v/ms
Digital Audio
Digital input format AES/EBU and S/PDIF (selectable by channel)
Digital sampling rates 20 bit sample rate converters provided on all inputs.
Autodetect from 24kHz to 56kHz
Input precision AES/EBU, 0 to 24 bits
S/PDIF, 16 bits, as per specification
AES/EBU output 24 bit, 20, 18, 16 bit dithered
S/PDIF output 16 bit, as per specification
Output 32k, 44.1k or 48k - AES/EBU or SPDIF (user selectable)
Line input/output impedance 110 ohms or 75 ohms; jumper selectable
(75 ohms only on digital card with BNC connectors)
Transformer isolated
THD+N @ -20 dBFS; 24 bits .0002%
Frequency response (20 Hz to 20 kHz) +/- .1 dB
Dynamic range 140 dB
Other Subcode detection (audio/no audio, emphasis, copy protection,
mono/stereo)
Subcode generation (control of all channel status bits)
** Specifications are subject to change **
Appendix 25
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