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Axxius 800 - Release 2.2 11-3
Single Channel POTS Cards
Technical Specifications
Technical Specifications
Controller Software Required
l Release 1.0 or higher is required for the POTS Service cards
FXS Transmission Performance
l Return Loss: ERL > 28 dB, SRL > 20 dB with respect to 900Ω + 2.16µF
l Transhybrid Loss: ERL > 28 dB, SRL > 20 dB with respect to 900Ω + 2.16µF
l Idle Noise: A/D < 25 dBrnC0
l Signal/Distortion: > 45 dB with 1004 Hz, 0 dBm0 input
l Terminating Impedance: 900Ω + 2.16µF
l Transmit Gain/Loss: +4 to -12 dB (in .25 increments)
l Receive Gain/Loss: +4 to -12 dB (in .25 increments)
l Overload: +3.0 dBm0
l Frequency Response: +0 dB -1.0 dB from 300 to 3400 Hz
l Longitudinal Balance: >50 dB
l Modem support: full compatibility with V.90 modems
Modem Performance
l The Single Channel POTS card modem is registered for direct connection to the
PSTN
FXS Signaling Performance
l DC Loop Range: 512 Ω
l Loop Feed: Nominal -48 VDC with 26mA current limit
l Ringing Voltage: 40 V rms, 20 Hz
l Maximum Ringers: 2 REN, FCC Class B ringers
l FXS Signaling: FXS loop start