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AM-55 / Sep 2015
A P P E N D I C E S
Analog Line Input
Type:
Electronic
Differential
Impedance: >
10Kohm
(bridging)
Optimum Source Impedance:
< 1Kohm
A/D
Converter:
AKM5394.
192kHz,
24-bits
Maximum
Input
Level:
>20dBu
Digital Line Input
Data
Standard:
AES/EBU
(AES3)
Data Amplitude:
Per AES3-2003
AES Receiver:
CS8416, 192kHz, 24-bits
Sample Rate:
32kHz - 96kHz (auto selected)
Data
Standard:
Wheatnet-IP
Interface:
100 BaseT
Ethernet
Network
Sample Rates:
44.1kHz and 48kHz
Input Reference Common to Both:
Variable between -32dBFS to -8dBFS
Input Gain Adjustment Ranges
Gain
Range:
+/-12dB
Gain
Adjustment
Resolution:
0.5dB
Gain Calibration:
A gain control setting of 0.0 aligns an external
0dBFS signal with the AM-55’s 0dBFS
internal reference
Input Failover
Type:
Automatic
Analog Fail Cause:
Audio level below -42dBFS (fixed)
Response Time:
30 seconds (fixed)
Digital Fail Cause 1:
Audio level below -42dBFS (fixed)
Response Time:
30 seconds (fixed)
Digital Fail Cause 2:
Corrupted or invalid AES data
Response Time:
Immediate (fixed)
Failsafe Direction:
Digital to Analog/Analog to Digital
(no Digital to Digital failover)
Audio Level Balance
Type:
Common to both Analog and Digital inputs
Analog/Digital L/R Balance Range:
+/-12dB
Control
Resolution:
0.5dB
General Specifications
AM-55 / Jan 2018
