Fxo Card Specifications - Zhone IMACS 8000 User Manual

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FXO Card Specifications

13.6 FXO Card Specifications
FXO Card (813970 2-wire)
Number of Ports
Models 8000-FXO-8P
Physical Interface
Connector
Transmission Performance
Performance
Signaling Modes
Model 813X Signaling Modes
Termination Impedance
Model 813970
VF Transmission Characteristics
Nominal Transmit TLP
Nominal Receive TLP
PCM Encoding
Attenuation Versus Frequency Relative to 1 kHz with 0 dBm0 input
Frequency
200 Hz
300 to 3000 Hz
3200 Hz
3400 Hz
Return Loss (at 1 kHz)
Transhybrid Loss
Idle Channel Noise (rcv and xmt)
Interchannel Crosstalk
Total Distortion including Quantization (Signal to Distortion Ratio) Input Frequencies 1004-1020 Hz
Input Level
-30 to 0 dBm0
-40 dBm0
-45 dBm0
Absolute group delay
Group Delay Distortion vs. frequency
Longitudinal Balance
Variation of Gain with Input Level
13-18
8 ports
1 female 50-pin telco connector
Exceeds requirements of ITU-T Rec. G.713
Software selectable on a per port basis
Foreign Exchange Office (FXO)
Ground Start
Foreign Exchange Office- Defined Network (FXSDN)
Manual Ringdown (MRD)
Dial Pulse Termination (DPT)
600 Ohms with 2.16 µF
-10.0 dB to +5.0 dB in steps of 0.1 dB
-10.0 dB to +2.0 dB in steps of 0.1 dB
Software selectable on a per port basis
Transmit (A to D) Receive (D to A)
-0.25 to +3.0 dB -0.25 to +2.0 dB
-0.25 to +0.5 dB -0.25 to +0.5 dB
0.25 to +0.75 dB -0.25 to +0.75 dB
-0.25 to +1.5 dB -0.25 to +1.5 dB
>28 dB
34dB
< -65 dBm0p Typical < -70 dBm0p or < 20 dBrnc0
Typical < -75 dBm0 using 7 adjacent channels being disturbed with a
signal of 0.0 dBm0
Rcv or Xmt
>35 dB
>29 dB
>25dB
< 750 microseconds
within boundaries of ITU-T Rec. G.713 Figure 2
Nominal > 46 dB
Typical > 50 dB
within boundaries of ITU-T Rec. G.713 Figure 7
FXO Card
Overall
>33 dB
>27 dB
>22 dB
Model No.
Voice Cards