The Ukrainian UAV detector "Chuika" received a new version with an extended frequency range.
The new upgrade called "Chuika 3 Plus" is a continuation of version 3.0. It received an extended midrange of 3.3 Hz, covering frequencies from 2,870 to 4,500 MHz.
BlueBird Tech explained that the updated version of the "spy" makes it possible to detect more signals from FPV drones. The image can also be displayed on an external screen.
More details - in the link.
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