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EXTender 1000U Dedicated Analog Line Specifications
This document provides any customer or service provider with the
necessary specification information to provide dedicated line facilities to the
EXTender 1000U.
Recommended Line Specification:
Two wire private circuit
No signaling provisions
600 Ohm interface
Sealing current recommended
For short haul circuits and campus cable, no conditioning
For longer circuits (longer than 3 miles), recommend C1 or D1 conditioning
at a power level of -12 dBm
PCM provision hould be lear channel 64 kilobit/s or robbed-bit signaling 56
kilobit/s channel
NO ADPCM
Technical Information:
1000 Hz Loss Range (Min/Max)
3dB to 20dB loss end-to-end at 1004 Hz
Frequency Response Template
Attenuation distortion relative to 1004 Hz level:
0 to 16dB
from 150 Hz thru 200 Hz
0 to 12 dB
from 200 Hz thru 300 Hz
0 to 9 dB
from 300 Hz thru 400 Hz
0 to 6 dB
from 400 Hz thru 500 Hz
0 to 3 dB
from 500 Hz thru 600 Hz
0 to 1 dB
from 600 Hz thru 1200 Hz
0 to 3 dB
from 1200 Hz thru 1800 Hz
0 to 6 dB
from 1800 Hz thru 2100 Hz
0 to 9 dB
from 2100 Hz thru 2500 Hz
0 to 12 dB
from 2500 Hz thru 2800 Hz
0 to 16 dB
from 2800 Hz thru 3700 Hz
When plotted on a semi-log graph, the plot should be a smooth U-Shaped curve.
070707
Page 1 of 3
Copyright 2007 Citel plc All Rights Reserved
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Summary of Contents for Citel EXTender 1000
-
Page 1: Technical Information
2500 Hz thru 2800 Hz 0 to 16 dB from 2800 Hz thru 3700 Hz When plotted on a semi-log graph, the plot should be a smooth U-Shaped curve. 070707 Page 1 of 3 Copyright 2007 Citel plc All Rights Reserved... - Page 2 IMD (using 4-tone testing method in IEEE 743) should be 45 dB or better for both second-order and third-order intermodulation distortion. Return loss should exceed 30 dB when the remote end of the line is terminated with 600 ohms. 070707 Page 2 of 3 Copyright 2007 Citel plc All Rights Reserved...
- Page 3 Because the vast majority of the problems encountered with leased lines are in the final mile and not in the trunking, this provides a better maintenance capability. For Further Assistance, Please Contact Citel Technical Support @ 1-877-248-3587 070707 Page 3 of 3...
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