User Manual
 16 
Audio Performance 
measured at Fs=48 kHz 
  VX881e  VX882e 
Frequency response 
(record + play) 
-  20 Hz–20 kHz: ±0.2 dB 
Channel phase difference: 
20/20kHz 
- <0.2°/2° 
Dynamic range 
(A-weighted) 
- 
Analog In: >104 dB 
Analog Out: >104 dB 
THD + noise 1 kHz at –1 dBfs  - 
Analog In: <–97 dB 
Analog Out: <–94 dB 
Crosstalk (Analog in or out)  - 
 1 kHz at 24 dBu: <–100 dB 
15 kHz at 24 dBu: <–85 dB 
Development environments 
  VX881e  VX882e 
Digigram management 
np SDK (HR Runtime, PCM only) 
Other management 
Wave
∗
, ASIO, DirectSound (all PCM only) 
OS supported 
Windows XP, Windows Server 2003, Windows 
Server 2008, Windows Vista, and Windows 7 
Main on-board processing 
features (with np SDK) 
PCM play, rec, Float IEEE754, direct monitoring, 
real-time mixing, level adjustment, panning, cross-
fade, punch-in/punch-out, scrubbing 
∗
 Windows XP and Server 2003 only; for Windows Vista, a Wave driver is available on request. 










