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User's Guide AO4S-192 AIO

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1. Introduction

 

 
Thank you for choosing the AO4S-192. This analog expansion board adds 4 analog outputs in 
professional quality to RME's HDSPe AIO. Level adjustment, balanced circuit design, 118 dBA 
SNR and highest suppression of PC-noise guarantee perfect sound quality.

 

 
 

2. Package Contents

 

 
Please ensure that all the following parts are included in the AO4S-192 AIO's packaging box: 

 

  Analog Expansion Board 

  1 flat ribbon cable, 26 pins 

  1 set of nuts 

  Manual, drill template 

 
 

3. Hardware Requirements

 

 
The AO4S-192 AIO can only be connected to the HDSP 9632. No more than one AO4S-192 
can be connected to each card. 
 
 

4. Technical Specifications 

 

  Resolution DA: 24 Bit 

  Signal to Noise ratio (SNR): 114 dB RMS unweighted, 118 dBA @ 44.1 kHz (unmuted) 

  THD: < - 104 dB, < 0.00063 % 

  THD+N: < -102 dB, < 0.0008 % 

  Crosstalk: > 110 dB 

  Maximum output level: +19 dBu 

  Frequency response @ 44.1 kHz, -0.5 dB: 1 Hz – 22 kHz 

  Frequency response @ 96 kHz, -0.5 dB: 1 Hz – 34 kHz 

  Frequency response @ 192 kHz, -0.5 dB: 1 Hz – 50 kHz 

  Output: 4 x 1/4" TRS jack, balanced 

  Output impedance: 50 Ohm

 

  Output level: Hi Gain, +4 dBu, -10 dBV

 

  Output level at 0 dBFS @ Hi Gain: +19 dBu

 

  Output level at 0 dBFS @ +4 dBu: +13 dBu

 

  Output level at 0 dBFS @ -10 dBV: +2 dBV

 

  Power supply via flat cable 

  Standard bracket, board dimensions: 90 x 95 mm 

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