Despite the fast development of cable and satellite television for quality signals, the latter must be in the coverage area. If this is not the case, the signal quality decreases – and the number of interferences increases. In such cases, an antenna amplifier for a television set is very useful. We suggest considering what this device represents, the principle of operation, various changes – as well as devices to boost the TV signal.
Page Contents
Boosting The TV Signal
There are a large number of options for various television amplifiers. According to their design and characteristics, they can be different and can have the possibility of signal distribution to several receivers. Antenna amplifiers can also be designed to receive far and near signals. Due to modern technology, the television signal to the viewer today is done via satellite and cable.
Aerial Amplifier
It is desirable to install directly on the antenna itself or nearby. The device must be protected by a special rain visor. The antenna power supply is provided by a coaxial cable that ensures quality signal transmission without attenuation. The amplifier itself is a complex of different semiconductors. We can achieve signal amplification due to the presence of multiple capacitors, microcontrollers, and regulators. Therefore, this device is a fully electronic one.
Connection Between Antenna And Amplifier
When we already have a problem with the signal, we have no choice but to edit our antenna systems to improve poor reception. If you look at the stores in search of components that would allow you to do so – you will notice a large number of antennas, indoor and outdoor, as well as antenna amplifiers.
Best Signal Amplifiers
As with analog reception, the antenna is still the best amplifier and you should save the least on it. Every extra dB from the antenna is noise-free – and is worth significantly more than an amplifier that has its noise due to the use of active elements. This noise will be added to the noise that already exists in nature. Therefore, the result of amplification will be less than the number dB shows us. Simply put, what allows us good reception is a favorable ratio between the useful signal and the noise. Therefore, one should strive for the strongest possible antennas – and use the amplifier only to eliminate losses that occur during signal distribution.
Boosting TV Signal
Even by choosing a top antenna, most of you will not get enough signal for a stable reception, so we come to the unavoidable component – and that is an active amplifier. If you find an amplifier with the DVB-T logo in the store, it should still make sense because the manufacturers have agreed that all receivers have a coaxial power supply on the antenna connector, which can be included in the menu if necessary. The amplifier should not be overdone. The reception threshold for DVB-T signals is significantly lower than analog signals, and thus the receivers are more sensitive to level exaggeration.
Devices To Boost TV Signal
Digitization has taken off around the world. Today, you will see few old-fashioned analog antennas, although they are still used in some parts of the world. However, when it comes to receiving TV signals – the antenna is the most important factor, whether you use analog, digital, or satellite. If you want to learn more, find out well about the quality of the antenna you intend to purchase. This choice can sometimes be crucial, because what good is a TV that won’t give you a good signal and picture quality? With a quality antenna and other equipment, you will ensure good reception without “chopping” or freezing the image. Still, if you have to use an amplifier, here are some of the devices you can find and see if they suit your needs.
Masthead Amplifiers
This is actually a preamplifier that is usually mounted right next to TV aerials. They are utilized and can help us when the incoming signal from the aerial is not strong enough for the power to provide a more stable signal to our TV set and the cables. Although this is one of the so-called “active” devices, they have low power in voltage. These devices are commonly powered remotely, that is, via the mains power supply located inside your home. This power supply usually looks similar to a big cell phone charger, and you can plug it into any standard home power plug.
Indoor Antenna Amplifiers
Such amplifiers are very common in widespread use. Most often, we place them in the immediate vicinity of the television set, although a better effect can be achieved if the amplifier is placed closer to the antenna itself. Such devices usually have an output for two TVs, so they have two outputs. However, we must point out that a far better option is to have a quality enclosed roof antenna on the roof with which you will use this type of thruster. If you do opt for a room antenna with an amplifier, then it would be best to place it on a window because, in that case, it would attract more signals and transmit their maximum capacity.
Boosters For TV Distribution
If you have more than one TV at home or business premises, this choice is probably the best. Namely, this type of amplifier works by dividing or distributing its output to several television sets. In doing so, you will not have to buy separate boxes. In this case, we can say that the TV signal is practically shared, but this does not reduce its quality. In fact, the amplified signal of this amplifier compensates for the losses suffered by the coaxial cable, and therefore you maintain the picture quality on several TV sets.
Differences In Theory And Practice
Although the theory is that the amplifier should be as close as possible to the aerial – in practice, a few meters of quality cable between the aerial and the amplifier will not visibly impair the results. Experience shows us that it is important that the amplifier is well protected from the weather conditions – so if the antenna is a few meters from the shelter, lower it under a roof or canopy. If you can’t find a good amplifier, and you have a minimum of technical knowledge, we suggest you try a self-construction. Finally, it is necessary to mention another detail that is also important for quality reception. There are quite big differences in the quality of the input electronics of DVB-T receivers. If it’s very far from the transmitter, pay attention to its quality.