Ukraine War Thread Part 2

[EDLB]

Originally Posted by NutLoose

Re the jammers, I have seen this image posted of a van set up during testing, it makes you think they may have a very narrow effective field of cover.




https://www.armyrecognition.com/defe...ntent=cmp-true

For the GPS frequencies from 1175 to 1575MHz those single cones do not yield much directivity. Because they are not much larger than the wavelength. I would guess that directivity/gain is less than 10dB for a single cone, so given the necessary power of a jammer you an neglect the directivity.