Control Data Australia Memories compiled by Brian Membrey
New Data Transmission Service In World Class
Statement By the Postmaster-
EMBARGO FOR PRESS : NOT FOR PUBLICATION OR BROADCAST BEFORE 10 p,m. SUNDAY, MAY 30, 1971
“The Australian Post Office will join a select group of world telecommunications authorities when its first 40,800 hits per second (B.P.S) data transmission service between Melbourne and Sydney goes into operation on June l.
Sir Alan said that transmission of data at 40,800 B.P.S, was made possible By the use of a wide-
Until now, the Post Office, through its DATEL service, has used individual telephone circuits to enable data to be sent Between remote terminals and computers at speeds of 200, 600, 1200 or 2400 B.P.S.
Sir Alan said the service was preceded by considerable investigation and special testing on existing facilities to select the best possible circuits. Provision of the service included the use of high quality cable across the Sydney Harbour Bridge from the Sydney Trunk Exchange to Control Data's premises and in Melbourne, high quality cable links to their St. Kilda Road premises.
The Minister added that a recent survey of computer houses and large computer customers in Australia revealed that there would be a small but steady demand for other data services at 40,800 B.P.S. and that plans were being made to meet this demand.
He said the Post Office was proud of the service to be introduced on June 1, and felt that it would be beneficial to computer houses and large companies.
CANBERRA May 28. 1971 -
What The Oz Said -
High Speed data run
The first 40,800 bits per second (BPS) data transmission service between Melbourne and Sydney goes into operation today.
It is believed to be the first of its type installed in the southern hemisphere.
The service will operate in each direction between Control Data Australia Pty Ltd's 3300 computer in Melbourne and the company's $6 million 6600 in Sydney.
In an official statement yesterday, the Postmaster-
Until now, the Post Office, through its DATEL service has used individual telephone circuits to enable data to be sent between remote terminals at speed of 200, 600, 1200 or 2400 B.P.S.
Sir Alan said that a recent survey of computer houses and large computer customers in Australia revealed that there would be a small but steady demand for other data services at 40,800 BPS and that plans were being made to meet this demand.
A Control Data spokesman said yesterday the wide-
These users will pay no more for their line costs than Sydney users, as the costs will involve only those lines hooked up to the multiplexor at the 3300 installation.
Control Data is paying the Post Office about $130,000 per year for the wide-
At present, there are three terminals in Melbourne – two public and one private – linked to the 6600 in Sydney.
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