User's Guide AI4S-192
3
1. Introduction
Thank you for choosing the AI4S-192. This Analog Expansion Board adds 4 analog inputs in
professional quality to RME's HDSP 9632. Level adjustment, balanced circuit design, 111 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 AI4S-192's packaging box:
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Analog Expansion Board
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1 flat ribbon cable, 26 pins
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1 Set of nuts
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Manual, drill template
3. Hardware Requirements
The AI4S-192 can only be connected to the HDSP 9632. No more than one AI4S-192 can be
connected to each HDSP 9632.
4. Technical Specifications
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Resolution AD: 24 Bit
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Signal to Noise ratio (SNR): 109 dB RMS unweighted, 111 dBA @ 44.1 kHz
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THD @ -3 dBFS: -101 dB, < 0.001 %
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THD+N @ -3 dBFS: -99 dB, < 0.0015 %
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Crosstalk: 108 dB
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Frequency response AD @ 44.1 kHz, -0.5 dB: 5 Hz - 21.5 kHz
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Frequency response AD @ 96 kHz, -0.5 dB: 5 Hz – 45.3 kHz
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Frequency response AD @ 192 kHz, -1 dB: 5 Hz - 74 kHz
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Input: 4 x 1/4" TRS jack, servo balanced
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Input impedance: 10 kOhm
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Input sensitivity: Lo Gain, +4 dBu, -10 dBV
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Input level for 0 dBFS @ Lo Gain: +19 dBu
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Input level for 0 dBFS @ +4 dBu: +13 dBu
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Input level for 0 dBFS @ -10 dBV: +2 dBV
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Power supply via flat ribbon cable
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Standard bracket, board dimensions 90 x 95 mm
