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V.S.W.R < 2.00

The V.S.W.R. parameter is an abbreviation for the English term "Voltage Standing Wave Ratio", in English referred to as the Standing Wave Ratio (PSV). This value describes how well the antenna is matched to the device it is connected to via a cable, such as an LTE modem. Ideally, all of the signal energy from the modem should be radiated by the antenna into the surroundings. However, in real conditions, some of the energy may bounce off the antenna and travel back through the cable. This reflection causes losses and reduces the overall efficiency. The V.S.W.R. value quantifies just the extent of this reflection. A perfect match with no losses would have a value of 1.0. The specification "V.S.W.R < 2.00" means that the standing wave ratio is less than 2.00, which is considered a very good value in LTE technology. It ensures that the losses due to signal reflection are low. Specifically, at 2.00, approximately 11% of the power is reflected, which is acceptable for reliable data transmission. For the user, this means in practice that an antenna with this parameter will transmit and receive signals efficiently, contributing to a stable and fast Internet connection.

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