User manual

55 000 033 – Ed. D SCOOP STUDIO - User manual 11
This document is the property of AETA AUDIO SYSTEMS and can not be duplicated without authorisation March 2006
• You can do the same thing with the 2 optos : Option “Relays(Optos) ”, “On”
• When you press one of these keys or enable an opto input :
- On the LCD of the local unit, we display “C1” or “C3” “ON” depend on the key
pressed.
- On the remote unite, we activate relay(s) 1 or/and 2 and the LED “INFO 1”
or/and “INFO 2” light(s) on .
Note :
In PSTN mode you have only access to the first relay.
5.2. Audio Interfaces
5.2.1. Analogue audio Input
Audio characteristic are measured over a 20 to 20kHz bandwidth except when diffently
stated.
Format balanced
Connector 3-pin female XLR socket
Maximum input level +0 to +22 dBu by step pf 1dB ( menu )
Input impedance
10 k
Ω
Common mode rejection ratio >60dB @ 1kHz
Table 1 – Input interface
5.2.2. analogue audio Outputs
The audio signal output is available on the line level output.
The monitoring source can be changed with the headphone key.
- If the led in the extension of the Tx bargraph is light, you have the local audio
signal on the headphone.
- If the led in the extension of the Rx bargraph is light, you have the return audio
signal on the headphone.