Tainet ITM-3296bis, User Manual

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TAINET NETWORK SERIES MODEM 1-5
•
Transmit Level : 0~-31 dBm adjustable by 1 dB step for leased-line application.
0~-15 dBm adjustable by 1 dB step for dial-line application.
•
Line Requirement : 4/2 wire Leased Line & Dial Line
•
Line Impedance : Balanced 600 ohms ± 10 %
•
Return Loss : > 24 dB, 300 - 3400 Hz
•
Longitude Balance : > 60 dB
•
Dial Line Characteristics:
Maximum Current : 120 mA
Holding Resistance : 50 ~ 220
Ω
Holding Current : 20 ~ 110 mA
Ring Detect Range : ON - > 27 Vrms
OFF - < 13 Vrms
Ring Detect Frequency: 16 - 50 Hz
DTMF Characteristics:
O/P Lowband -8
±
1 dBm
O/P Highband -6
±
1 dBm
Frequency Tolerance
≤ ±
1 %
TONE Duration and Spacing 72 ms (adjustable)
Pulse Per Sec : 10
±
0.5 PPS
Make/Break Ratio : 33/67, 39/61
±
3 %
•
Auto Answer : V.32bis/V.32/V.22 Comply to ITU-T V.25 & V.25bis
V.34 meets ITU-T V.8, V.25/V.25bis
Answer Tone: 2100
±
15Hz
•
Calling Tone : Comply to ITU-T V.8, V.25
•
Receive Range : +3 ~ -43 dBm
•
Dynamic Range : +3 ~ -26/+3 ~ -40/-6 ~ -33/-6 ~ -43 dBm (for T-288C)
+3 ~ -26/+3 ~ -40/-6 ~ -33/-6 ~ -43 dBm (for ITM-3296bis)
+4 ~ -33/-4 ~ -43dBm (for T-1496 & T-1496terbo)
•
Loss Carrier Detect Time : 1 ~ 15 Secs
•
Frequency Shift : Compensation cancel at least of
±
7Hz offset
•
Equalization : Automatic Adaptive Equalizer & M1040/CABLE
Compromise EQ (M1040 is for T-288C & ITM-3296bis only.)
•
Far-end Echo Coverage: The Far Echo Canceller can handle a Round Trip Delay of
Up to 1.5 sec. at 3429 baud, and 2.1 sec. at 2400 baud.