Satellite television C. Clarke proposed a worldwide communications system which would function by means of three satellites equally spaced apart in earth orbit. This was published in the October 1945 issue of the Wireless World magazine and won him the Franklin Institute's Stuart Ballantine Medal in 1963. The first public satellite television signals from Europe to North America were relayed via the Telstar satellite over the Atlantic ocean on 23 July 1962, although a test broadcast had taken place almost two weeks earlier on 11 July. The signals were received and broadcast in North American and European countries and watched by over
Satellite contribution link from a studio to a DTH uplink centre is usually provided within a single satellite footprint, the Astra 4A/Sirius 4 satellite provides for an innovative intercontinental contribution link service using a single Ka-band transponder with a European footprint and a Ku-band transponder serving southern Africa. Contribution feeds can be transferred from one region to the other, and in one frequency band to the other, in a single satellite hop. Satellite contribution A Satellite contribution link or service is a means to transport video programming by a satellite link from a remote source (such as an outside broadcast unit) to