Nagravision is a company that develops conditional access systems for cable and satellite television. These conditional access systems usually involve encryption. There are currently three types of Nagravision versions in place; they are all used for digital cable and digital satellite television. They include Nagravision, Nagravision A and Nagravision Aladdin. Nagravision is generally used for …
A dual LNB (Low Noise Block-Down Converter) is an LNB system that features two outputs rather than one and allows satellite television subscribers to watch multiple channels on separate television sets simultaneously. Dual LNB systems use only one parabolic satellite dish, but have two cable connections that are connected to separate televisions in the user’s …
Irdeto is a company which sells conditional access systems for digital satellite and cable television. Irdeto is a division of Naspers, a South African company. In common usage, the term Irdeto is most used to refer to the Irdeto encryption system used by satellite broadcasters such as South Africa’s DStv and Australia’s Austar. The current …
Free To Air (FTA) dishes receive unencrypted television or radio broadcast signals. They can decode standard MPEG-2/DVB-S for digital television. FTA receivers are designed to detect active transponders and their channels without being pre-programmed thereby collecting any available information they can detect. With the use of these receivers, television viewers can receive transmissions without subscription. …
Interactive TV is when the viewer and broadcaster can communicate with each other, usually in real time. Normal TV flows in a one way path, from the broadcaster to the viewer, however interactive TV, usually includes a digital modem or other form of hardware that can return information or data from the viewer back to …
DirecTV Phase I Satellite Dish The DirecTV Phase I Satellite Dish was the original DirecTV dish. This is an 18" satellite dish with one LNB. This dish can only receive signal from DirecTV satellites at 101 degrees. DirecTV Phase II Satellite Dish DirecTV introduced the Phase II Satellite Dish in 1998. The Phase II dish …
A SuperDISH is a 36″ inch x 20″ inch oval satellite dish used by Dish Networks. It is able to receive signals from three satellite locations. It was installed by Dish Networks in November 2003 as a way to offer additional channels to its subscribers. The SuperDISH replaced the earlier Dish 500, which was only …
Most satellite television is encrypted using conditional access systems such as: DigiCipher II VideoCipher II RS Nagravision VideoGuard Irdeto Mediaguard Viaccess Conex To watch these encrypted television channels, you need a box which can decrypt them. This box is sometimes referred to as a satellite television descrambler. Satellite Television Descramblers Most satellite television descamblers are …