SEL-1FS1/SEL-2FS1 and SEL-1XD1/SEL-2XD1
Installation and Operation Manual
Installation, Operation, and Specifications
© 2015 Imagine Communications Corp.
Proprietary and Confidential.
Version 2.8 | Page 133
Analog Audio Input Specifications (Audio Expansion Module)
Analog Audio Expansion Module Input Specifications
Item
Specification
Number of Inputs
8 mono channels
Type
Balanced
Connector
Weidmuller
Input Audio Level
-28 dBu to -12 dBu (0 dBFS, user adjustable in 1 dB
increments)
Input Impedance
High-impedance or 600
Ω
, jumper selectable
Frequency Response
<±0.05 dB, (20 Hz to 20 kHz), typical
THD
>100 dB (0.001%), (20 Hz to 20 KHz, -1 dBFS), typical
Signal-to-Noise Ratio
>109 dB (-60 dBFS input, 997 Hz, 20 Hz to 20 KHz,
unweighted), typical
CMRR
>80 dB @ 60 Hz, typical
Crosstalk
>109 dB, (20 Hz to 20 KHz, -1dBFS), typical
Linearity
<±0.2 dB (to -100dBFS), typical
Analog Audio Output Specifications (Audio Expansion Module)
Item
Specification
Number of Outputs
8 mono channels
Type
Balanced
Connector
Weidmuller
Output Audio Level
-28 dBu to -12 dBu (0 dBFS, user adjustable in 1 dB
increments)
Output Impedance
66
Ω
or 600
Ω
, jumper-selectable
Frequency Response
<±0.05 dB, 20 Hz to 20 kHz, typical
THD
>100 dB (0.001%), (20 Hz to 20 KHz, -1dBFS), typical
SNR
>114 dB (-60dBFS input, 997Hz, 20Hz to 20KHz,
unweighted) typical
Crosstalk
>107 dB, (20 Hz to 20 KHz, -1dBFS), typical
Linearity
<±0.2 dB (to -100 dBFS), typical