How to install Multi TV in Lagos Nigeria

MultiTV Ghana

I got the following question from a reader of this blog via email, and choose to answer publicly so as to assist others in need of the same information: Please do you have anybody or office in Lagos that I can get Multi TV dish and decoder, and the Technician that can install it for […]

Infinity TV (Nigeria) goes premium

Infinity TV

Infinity TV, a direct-to-home satellite TV service on Astra 2B has gone premium. Most of the channels they offer which have hitherto been free since early 2010 are now encrypted. This is not much of a surprise since Infinity TV had always set-out to be a premium service. Their TV channels currently include: 9JA TV […]

What is encryption in general?


In very basic terms, encryption is a way to send a message, satellite signal, vehicle remote, documents in code. The only person who can decode the message is the person with the correct decryption key.  Encryption is especially important if you are trying to block satellite signals (DSTV channels) from people who should not be […]

What are the differences between horizontally polarized and vertically polarized signals?

Figure 1

An electromagnetic (radio) wave (satellite signal) consists of two components. A magnetic field An electric field. These two fields oscillates (vibrates) in the same direction on the same (parallel) axis 90 degrees apart.  See figure 1. Signals transmitted by satellite can be polarized in one of four different ways: linear horizontal linear vertical left-hand circular […]

How to Use a Satellite Signal Meter

A satelliter metre

Additional tools required: Compass, Broom, Flat & ring spanners. The main reason for using a satellite Signal strength meter is that the signal deflections are immediately visible and there is no lag as on some of the decoders.  A signal strength meter helps you tune your dish in the right direction for the best possible […]

What is the meaning of a satellites footprint (coverage)?

Intelsat 10 at 68.5º E Africa footprint.

The area of the Earth covered by the microwave radiation from a satellite dish (transponder) is called the satellites footprint.  The size of the footprint depends on the location of the satellite in its orbit, the shape and size of beam produced by its transponder and the distance from the earth.  The footprint can be […]

What is an LNB?

The abbreviation LNB: Low Noise Block down-converter.   It does not mean to block low noise! The LNB is the device installed in front of the satellite dish and is connected with a cable (or more) to your decoder.  The LNB receives the very low level microwave signal that is transmitted from the satellite, amplifies it, […]

What is Free-to-Air (FTA)?

A free-to-air receiver

Free to air is an expression used to describe both television and radio broadcasts that are not encrypted. This enables anyone; With a satellite dish to pick up these TV programs without subscribing to a cable or satellite company. With an ordinary radio to pickup and listen to radio programs. When first radio and then […]