Satellites and microwaves
We regularly cover live events on television, and while many countries have extensive networks capable of sending pictures back to broadcasters, that is often impractical and an alternative method is needed.
Microwaves
The easiest, quickest and cheapest method is to use a microwave link. This means the live camera or VT machine at the location is fed into a transmitter that is aimed towards a receiving dish. Microwave aerials are small, and are often mounted on the roofs of small vans.
Microwaves suffer from one major drawback – the receiving dish needs a direct view of the transmitting aerial. If there Is a hill in the way the signal will not get through. Given a clear ‘line of sight’ microwave signals can travel for ...
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