unBT2A
User Manual
Attero Tech LLC 2018
Page 11
614-00034 Rev 01_d
Figure 6 – unBT2A-EXP Dimensioned Drawings
5.1 – Audio Connections
The unBT2A provides balanced audio outputs to external analog audio equipment. Refer to the following diagram for
connecting audio devices to the outputs of the unBT2A.
*Note:
Unbalancing the analog outputs by only connecting one of the signal phases will result in increased audible
noise. Balanced cabling and connection must be used to ensure the integrity of the audio signal.
+
-
3-Wire Cable
Pin 1
Pin 2
GND
Balanced Output
Terminal Block Plug
Pin 3
1
2
3
XLR-M
+
-
3-Wire Cable
Sleeve
Tip
GND
Ring
1
2
3
TRS Plug
Balanced Output
Terminal Block Plug
Figure 7 - Balanced Wiring Guide