Cosin08 - 0.42

Chaos Singularity 2008

Walter Schmutz
Tag Freitag (2008-07-04)
Raum Dachstock
Beginn 19:00
Dauer 01:00
ID 2608
Veranstaltungstyp lecture
Track Technology
Sprache der Veranstaltung de

Last Mile over Shortwave

The "last mile" connection to the internet over short wave

In some areas of the world, only satellite telephones may provide access to the internet. We show you another way to avoid high costs, using short wave transmission. Yes, it's indeed very slow, but it costs you nothing ...


  • Problems of the last mile in rural aereas
  • Solution with short wave radio transmission
  • Internet access for the poor man

Details: Hardware used to solve the problem

Client side

  • Transceiver: (RX/TX) ICOM 706
  • Modem: SCS-PTC2 (Paktor 3)
  • Laptop using Dial-Up
  • Laptop using Wireless WRT54GL and NAS NSLU2 as Modem/Dial-Up/Router
  • Antennaes

Provider side

  • Transceiver: (RX/TX) ICOM 706
  • Modem/Server: SCS-PTCnet (Paktor 3, ulinx)
  • Internet-Access

Live demo:

  • Internet access WEB-page and E-mail over short wave
  • Set-Up, web-interface, scripts (php, perl, expect, sh)