Hardware Detail

Item Reference:
HW0295    
Machine Type:
7857-017
Serial Number:
53-B9109
  Modem
 

The IBM 7857-017 modem runs at up to 19.2 Kbps download speed through its Serial RS-232 interface over 2-wire or 4-wire leased analogue lines.

  • Transmission - Analog
  • Data Transfer Rate - 19.2 Kbps full duplex
  • Hardware Interface - Serial RS-232
  • Supported Protocols
    • Data Compression ITU V.42bis
    • Error Correction ITU V.42 (LAPM)
    • Analog Modulation - ITU V.22, ITU V.22bis, ITU V.32, ITU V.32bis
  • Command sets
    • Hayes AT
    • LPDA-2
  • Features
    • auto answer
    • auto call detection
    • auto configuration
    • auto redial
    • auto synchronization
    • automatic data/fax detection
Date of Origin:
Donor:

7857-017

Click to view a larger image

    
Location:
On Display - HLG19 Commissioned By: Museum Until:

 

Produced by Peter Short
Copyright 2012-2024 - Peter Short