User Guide

10
ComPack™ Universal Telephone Audio Interface
Technical Information
Hybrid
Transformer
Isolation
Transformer
1/4"
Headphone
Jack
Intercom
Link
Line
Output
Switch Selects
XLR Function
1/4" TRS
Cellular
Interface
RJ-22
Handset
Jack
RJ-11
Phone Line
Jack
Ring LED
Headset
Emulator
Circuit
Universal PBX
Interface
ABC Switch
Hybrid
Transformer
DTMF
Keypad
Clip
LED
mic / line
switch
XLR
Input
3.5mm
Line
Input
Signal
Limiter
Block Diagram