ADA-8XR Tech Specs

Physical
Instrument Inputs 2 x 6.3mm mono jack sockets, auto-select to analogue inputs 1 & 2 when plugged
Headphone Outputs 2 x 6.3mm stereo TRS Jacks, each with illuminated volume control
Master volume Assignable encoder / push switch with halo indication
Standby button with standby indicator (also flashes when unit is in 'identify' mode)
Indication:
Level Meters 10 x multi-segment bargraphs with overload indication, 8 for analogue, 2 for digital, assignable to inputs or outputs
Input selection Indicate mode of analogue inputs 1-8 as Mic / line / inst with phantom power indication for mic mode
Overkiller For every analogue input, lit when Overkiller limiters are acting
Digital Input indicators for digital input unlocked and SRC (sample-rate converter) selected
Digital Output indicator for SRC (sample-rate converter) selected
Sync Master indicator, lit when interface is providing system sync
Monitor
Two-channel, analogue and digital outputs.
ANALOGUE OUTPUTS
Format Electronically balanced, RCA/phono sockets
Output impedance 50 Ohm
Headroom 0dBFS=+15,+18,+21, or +24dBu
Absolute gain accuracy +/-0.05dB
THD+N (997Hz, -1dBFS) -101dB (0.0009%)
Dynamic range (997Hz, -60dBFS) 105dB
Channel separation 1kHz >120dB
HEADPHONE OUTPUT
Format 6.3mm stereo jack
Output impedance 115 Ohm
Max Sensitivity 4.7Vp-p
DIGITAL OUTPUT
AES3-ID / S/PDIF, 24bits
Meters
8-ch bargraph with peak hold; 2-channel readout; Assignable ‘Alert’ function
Overload indicator threshold 1 sample full scale or -0.05dBFS
DSP
‘ENCODE’ FOR DIGITAL OUTPUTS
Prism Sound Super Noise Shaping (SNS) TPDF dither, plus 4 curve shapes Intelligent ‘auto-dither-defeat’ system
Prism Sound ‘MR-X’ bit-mapping 20-bit/24-bit/hi-rate on 16-bit tracks 24-bit/hi-rate on 20-bit tracks
Prism Sound ‘DRE’ 20-bit dynamic range on 16-bit tracks 24-bit dynamic range on 20-bit tracks - without loss of tracks
‘DECODE’ FOR DIGITAL INPUTS
Prism Sound ‘MR-X’ bit-mapping as above
Synchronization
Multi-stage, auto-ranging PLL per Path
Ultra-high-precision mode (+/- 0.15%)
Jitter rejection corner frequency ~80Hz
Jitter rejection slope 60dB / decade
Jitter attenuation >60dB above 700Hz
High-precision mode (+/- 6.0%)
Internal 32, 44.1, 48, 88.2, 96, 176.4, 192 kHz +/-25ppm
Each path can be separately synchronized. Path sampling rate can be frequency-locked to a different reference frequency, for example: 96kHz path locked to 48kHz Worldclock.