Active antennas for TV reviews frombuyers have a positive and stand out in that they use a switching amplifier. The frequency of the device is quite different. When choosing a modification, one should also take into account the gain, the radiation sector and the input resistance. There are many manufacturers on the market.
Modern antennas are made on the basis of single-channel reflectors. The maximum frequency of active antennas is 700 MHz. Buy a quality model in the store can be for 1600 rubles.
Owners of the device believe that the model is excellentcatches the signal. In terms of dimensions, the active antenna is very compact. If we talk about the parameters of the device, it should be noted that the limiting frequency is 780 MHz. In this case, the gain parameter is at the level of 12 dB.
In total, the active antenna has two linearoutput. The minimum permissible operating temperature of the device is -15 degrees. The APP connector of the model is available. The directivity factor is 3.5 dB. Buy this active antenna user is able to price from 1200 rubles.
This is an inexpensive and compact active antenna. Customer feedback indicates that the device is great for TV of various manufacturers. In cloudy weather, it works great. However, it is important to note that the maximum frequency setting is 550 Hz. We should also mention a small index of polarization. In total, the model has five vibrators.
The amplifier is commonly used by the switchingtype. The active antenna is connected to the TV using an HDMI cable. The connecting bus in the device is connected directly to the vibrators. The gain is 12 dB. The user can buy the specified active antenna for 1400 rubles.
This active antenna reviews receive for itscompactness. The maximum frequency of the device is 880 MHz. In this case, the gain does not exceed 13 dB. According to experts, the model is characterized by good polarization. The expander in the device is used with a commutation amplifier.
In total, the model has five vibrators. In this case, the maximum permissible operating temperature of the active antenna is 40 degrees. In rainy weather, the signal is caught normally. The radiation spectrum in the device is at a level of 35 degrees. If we talk about the design features, it is important to mention a solid case. Buy this active antenna user can price from 1300 rubles.
It is a multifunctional and quality activeantenna. Customer feedback indicates that it is very easy to install. The device panel has two line outputs. According to the model documentation, the minimum permissible operating temperature is -20 degrees. The active antenna is not afraid of increased humidity. Extension cord in the standard set of the device is available. In total, the model has four reflectors. Directly the commutation amplifier is installed with a connecting bus.
If you believe the reviews of experts, it worksantenna without failures. In rainy weather, the signal is caught well. Of the disadvantages, it is important to mention the small gain parameter, which is at the level of 12 dB. The effective area of dispersion in the device is small. However, it is important to take into account the low cost of the goods. To buy the presented active antenna for today it is possible at the price from 1400 rbl.
This active antenna has a massadvantages. First and foremost, buyers are torturing a compact case. Vibrators in the device are of high quality. According to experts, the switching amplifier works well. The reflector in this case is connected directly to the vibrators. The frequency parameter of the active antenna is 560 MHz. The maximum permissible temperature is 40 degrees. APP connector on the device panel is provided.
The dispersion coefficient is 80%. The gain is 13 dB. Extension cord in the standard set of the device is not provided. The permissible humidity level of the active antenna is 88%. Buy a model can be priced from 1300 rubles. How to connect the active antenna to the TV? This can only be done through a line connector. An HDMI cable is included for this.
This active antenna for the TV is producedwith three vibrators. The reflector in the device is installed in a pulse type. The polarization parameter of the model is quite high. If you believe the customers, then in the installation, the active antenna is very simple. The dissipation factor is 68%. As experts say, problems with the connecting bus are rare. The maximum frequency of the active antenna is 890 MHz. In this case, the thyristor is of the unidirectional type. The price for this active antenna fluctuates around 1600 rubles.
Presented active antenna for TV inlately has been in great demand. Among its advantages, it is important to mention the high dispersion coefficient. The maximum frequency of the device is 860 MHz. Extension in the standard modification kit is missing. The minimum permissible operating temperature of the active antenna is -15 degrees. You can buy the device for 1500 rubles.
What are the active antennas for the TV at the cottage?fit wonderfully? For example, this one. It is produced on the basis of a commutation amplifier. In total, the model uses four vibrators. According to experts, it is characterized by an increased level of permissible humidity.
The maximum frequency setting is 670 MHz. The expander at the active antenna is used with a connecting bus. The reflector in this case is installed in a single-channel type. Thus, problems with negative polarization are very rare. The maximum permissible operating temperature of the active antenna is 45 degrees. APP connector on the device panel is available. The radiation sector is 45 degrees. There is an active antenna for TV on the market as much as 1800 rubles.
Specified active antenna for two TVsis made with qualitative reflectors. If you believe the experts, the amplifier works with a low level of power consumption. The maximum modification frequency parameter is 860 MHz. The radiation sector in the device is 50 degrees.
Minimum permissible operating temperatureThe active antenna is -20 degrees. The input resistance at her maximum is 30 Ohm. In total, the device uses four vibrators. According to experts, the model is not afraid of high humidity and in rainy weather it works normally. Extension cord in the standard kit is. Buy this active antenna in the store can be priced from 1500 rubles.
Specified active outdoor antenna for TVreviews tend to get good for a high frequency setting. It is also important to mention that the dissipation factor of the device is not more than 70%. Standard APP connector on the panel is available. According to experts, the active antenna protection system is of high quality. The minimum permissible operating temperature is -30 degrees.
In total, the device provides five vibrators. The reflector of the model is of the single-channel type. The connecting bus is connected to it with an amplifier. Extension cord in the standard set of devices is provided. The permissible humidity level for the active antenna is 88%. The expander in the device is of the loop type. According to specialists, he is not afraid of high humidity. Buy this active antenna can be for 1400 rubles.
This active antenna for the TV is sold withthree vibrators. The reflector in this case is of the two-channel type. Thus, the maximum frequency is 900 MHz. If you believe the experts, the problems with the connecting bus are rare. The extender of the active antenna is of the loop type. The negative resistance parameter is 30 ohms.
The PAP connector in the device is provided. The minimum permissible operating temperature of the active antenna is -25 degrees. Extension cord is not included in the standard set of the device. Many specialists also point to a small scattering parameter. The radiation sector in the device is 45 degrees. Buy this active antenna user is able to price from 1800 rubles.
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