Specifications

ANALOG OUTPUTS (continued)

Output Impedance: Frequency Response: Dynamic Range, typical: Dynamic Range, worst-case: Idle Channel Noise (A-weighted): THD+N @ 997 Hz:

THD+N (20 Hz to 20 kHz):

Inter-channel Isolation:

AES3 OUTPUTS

<200 ohms (electronically balanced) 20 Hz to 20 kHz, ±0.5 dB

102 dB FS @ 997 Hz

>100 dB FS @ 997 Hz

104 dB FS (20 Hz to 20 kHz), typical

.001 %, typical <.006 %, worst-case >85 dB separation

Connector Type:

XLR, male

 

Audio Resolution (Rx):

16, 20, 24-bit (auto-configuring)

Output Impedance:

110 ohms (balanced), transformer coupled

REAR PANEL CONNECTIONS

 

 

Female RJ-45

100BASE-TX Ethernet receptacle for CAT-5 UTP cable.

Female DB-9

Provides serial bridge, RS-232 to Ethernet (requires host PC and straight-through cable)

Female BNC (x2):

“Sync Output” provides word clock output and keep-alive signal for redundant operation.

 

“Slave Input” provides external word clock input and receives keep-alive signal for redundant

 

operation.

 

IEC male power receptacle:

For AC lines power connection

DELAY SPECIFICATIONS

 

 

Component

Sample Delay

Timing Delay

A/D converter (AK5392)

38

792 microseconds

D/A converter (CS4390)

25

521 microseconds

AES transmitter (CS8401)

2

42 microseconds

AES receiver (CS8411)

2

42 microseconds

Sample rate converter (AD1890)

37

770 microseconds

Audio buffering (CobraNet core)

256

5.333 milliseconds

Network device delay

 

 

Device

Forwarding Delay

 

Class II repeater (network hub)

<460 nanoseconds

 

Category 5 UTP cable

approximately 11 nanoseconds per linear meter (round trip)

Multimode fiber optic cable

approximately 10 nanoseconds per linear meter (round trip)

Network switch: refer to CobraNet store and forward delay specification

Specifications Subject To Change Without Notice

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QSC Audio S series user manual Rear Panel Connections