USRobotics
       

Contents:

Welcome to 56K Information Access

Product Features >

Internal and External Modems with Speakerphone

Uninstallation
Instructions

Troubleshooting

Technical Reference

Glossary

Regulatory Information

56K Faxmodem User's Guide and Reference

56K Modem Product Features

Modulation Schemes

  • ITU-T V.92*
  • ITU-T V.90
  • x2TM technology*
  • ITU-T V.34+
  • ITU-T V.34
  • ITU-T V.32bis
  • ITU-T V.32
  • ITU-T V.22bis
  • ITU-T V.22
  • ITU-T V.23
  • Bell 212A

*on select models

Error Control and Data Compression Schemes

  • ITU-T V.42
  • ITU-T V.42bis
  • MNP 2-5
  • ITU-T V.44 (on select models)

Fax Modulation Schemes

  • ITU-T V.17
  • ITU-T V.29
  • ITU-T V.27ter
  • ITU-T V.21

Fax Standards

  • EIA 578 Class 1 FAX
  • EIA 592 Class 2.0 FAX

Downstream Link Rates (V.90/V.92)

56000, 54666, 53333, 52000, 50666, 49333, 48000, 46666, 45333, 44000, 42666, 41333, 40000, 38666, 37333, 36000, 34666, 33333, 32000, 30666, 29333, 28000

Upstream Link Rates (V.92-PCM Upstream)

48000, 46666, 45333, 44000, 42666, 41333, 40000, 38666, 37333, 36000, 34666, 33333, 32000, 30666, 29333, 28000, 26666, 24000

Upstream Link Rates (V.90)

31200, 28800, 26400, 24000, 21600, 19200, 16800, 14400, 12000, 9600, 7200, 4800

V.34+ Link Rates

33600, 31200

V.34 Link Rates

28800, 26400, 24000, 21600, 19200, 16800, 14400, 12000, 9600, 7200, 4800

V.32bis Link Rates

14400, 12000, 9600, 7200, 4800

Additional Link Rate

2400

Fax Link Rates

14400, 12000, 9600, 7200, 4800, 2400

DTE Rates

115200, 57600, 38400, 19200, 9600, 2400

 


 


USRobotics