B Technical Specifications
87
Carrier Frequencies Transmit originate: 1200 Hz
V.22bis/V.22 or Transmit answer: 2400 Hz
Bell 212A Standard Receive originate: 2400 Hz
(2400 & 1200 bps) Receive answer: 1200 Hz
Carrier Frequencies Transmit originate: 1270 Hz mark
Bell 103/113 1070 Hz space
(300 bps) Receive originate: 2225 Hz mark
2025 Hz space
Transmit answer: 2225 Hz mark
2025 Hz space
Receive answer: 1270 Hz mark
1070 Hz space
Fax Carrier V.21 Ch2 (half duplex):
Frequencies 1650 Hz mark, 1850 Hz space for
transmit originate
1650 Hz mark, 1850 Hz space for
transmit answer
V.27ter: 1800 Hz originate/answer
V.29 QAM: 1700 Hz originate/answer
V.17 TCM 1800 Hz originate/answer
Transmit Level -13 dBm
Frequency Stability +/-0.01%
Receiver Sensitivity -43dBm under worst case conditions
AGC Dynamic Range 43 dB
Interface Connectors EIA RS-232C/ITU-T V.24/V.28 DB25
RS-232C connector; two RJ-11
phone jacks, power jack
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