The FXO+ Dual Voice (FXO+) option module is one of the option modules available for use with the ADTRAN TSU 100/120/600. The FXO+ module provides two 2-wire voice-grade interfaces serving as the loop termination for central office line current and ringing voltage.
Diagnostic Features:
Extensive testing capabilities:
RX and TX signal bit monitoring
Busy, ringing, message-waiting, and status monitoring
Integral 1 kHz tone generation sends test tone towards near or far end
Manual control of TX A and B signal bits
Manual control of 2-wire interface supervision output
Data Transfer Rate:
64Kbps 2-wire
Temperature:
0 to 45 Operating
Package Contents:
FXO+ Dual Voice Module
User Manual
Additional Information:
Full V.34 modem compatible
Detects and forwards far-end disconnect signals to ADTRAN FXS+ in FXS mode
Two voice circuit connections to PBX or key system line (station) modules at distances up to 2,500 feet
Extends phone lines to remote sites over T1/FT1 circuits
Passes message waiting when used with the TSU Dual FXS Plus (MW) module
Dial Pulse Terminate (DPT) mode emulates central office side of Direct Inward Dial (DID) trunk
Transmission Levels:
TX: +8 to 0 dB TLP, 1 dB steps
RX: 0 to -8 dB TLP, 1 dB steps
Frequency Response 300 to 3400 Hz (+/- 1.0 dB)
2-wire Impedance 600 & + 2.15 uF
Compatibility:
TSU 100
TSU 120
TSU 600
Certifications & Standards:
FCC Part 15 Class A