Telesystem

Telesystem was not an operating system, but a broadcasting signal operated by a satellite cable and a microcomputer to allow broadcasting by segments (weather, news) with rudimentary graphics.
== List of Telesystem then NewsSystem ==
=== Telesystem (Not an OS) ===
* Antex Telesystem 1200 running by PENTAX Service Network (1981-1991)
* Antex Telesystem 2400 running by PENTAX Service Network (1984-1991)
* Birdpac Telesystem III running by PENTAX Service Network (1983-1987)
* Birdpac HiColor Telesystem running by Carrie Service Network (1987-1994)
=== NewSystem ===
2nd generation of TELESYSTEM
* Antex NewSystem running by Antex Network (1990-2003)
many newssystem are based either on Amiga, or on DOS or on a proprietary operating system
== Services ==
=== Pentax ===
the best known service is Pentax, the versions have been updated. v1.01 in 1981, v2.0 in 1985, v3.0 in 1989 and a last one in 1995, the Pentax network has been closed since 2002
==== Segments ====
===== 100-107 : news =====
100 : World
101 : Europe
102 : Africa
103 : Asia
104 : Middle East
105 : North America
106 : South America
107 : Oceania and others
===== 108-159 : for USA service =====
50 states
===== 160-176 : for UK service =====
===== 177-186 : for Australian service =====
===== 200-210 : Sports (+1 extra : 211) =====
200 : Football
201 : American Football
202 : Baseball
203 : Basketball
204 : Handball
205 : Tennis
206 : Golf
207 : Swimming
208 : Cyclism
209 : Boxing
210 : Handball
211 : others sports / Olympics games
===== 250 : Teleshopping =====
===== 300 : Weather =====
Category:Teletext