TELOS 2101 USER’S MANUAL
PART IV
THE STUDIO INTERFACE & ADDITIONAL HYBRIDS
IV-29
SECTION 1 – STUDIO INTERFACE INSTALLATION
1.4.3
POH
(Program on Hold) Input
(Studio Interface Only)
This analog input is for whatever audio you want callers to hear when put on hold,
usually the main program feed for the studio associated with this Series 2101 Studio
Interface. This source will be fed to any caller put on hold by a Desktop Director
connected to this Studio Interface.
This is a three pin XLR female with the same input pins as the main inputs. Clipping
point is +18dBu (+4 dBu nominal input).
h
HOT TIP!
You do not need to provide a Program on Hold source to the optional Telos TWO Hybrid.
The Program on Hold source fed to the Studio Interface will be used for all callers placed on
hold in this studio.
1.4.4
Output – (Caller)
Left & Right Audio
1
2
Output – Caller
PIN
FUNCTION
1
Ground
2 Audio
+
3
Audio -
The analog audio outputs have the following characteristics:
•
Active differential
•
Output level: -7 to +8 dBu, nominal (See section 3.3.1 for setting this
parameter).
•
Clip point: +21dBu.
•
Impedance: < 60
Ω
x 2
If a single-ended (unbalanced) output is required, we recommend using pin 2 and 3 to
connect the signal and ground, respectively. By leaving pin 1 unconnected, you will
prevent ground loops.