8-4 Compact T1 - Release 6.1
FXS Voice Card
Technical Specifications
Technical Specifications
Controller Software Required
T1 Controller
lRelease 1.50 or higher is required for the FXS 5G card
FXS Transmission Performance
lReturn Loss: ERL > 28 dB, SRL > 20 dB with respe ct to 900Ω + 2.16µF
lTranshybrid Loss: ERL > 28 dB, SRL > 20 dB with respect to 900Ω + 2.16µF
lIdle Noise: A/D < 15 dBrnC0, D/A, < 10 dBrnC0
lCrosstalk Coupling: < 80 dBm0 at 0 dBrnC0
lSignal/Distortion: > 45 dB with 1004 Hz, 0 dBm0 input
lTerminating Impedance: 900Ω + 2.16µF
lTranshybrid Impedance: automatic
lTransmit Gain/Loss: +6 to -12 in .25 increments, switch selectable per card or
management selectable per channel
lReceive Gain/Loss: +6 to -12 in .25 incremen ts, switch selectable per card or
management selectable per channel
lOverload: +3.0 dBm/90
lFrequency Response: +0 dB -1.0 dB from 300 to 3400 Hz
lLongitudinal Balance: >63 dB per IEEE 455 and FCC Part 68
lModem Support: Full compatibility with V.90 modems