Helicopter antenna patent

Actually, there is not much difference.

Your last one is the radar on EH 10 1 Grey Falcon. According to the published information, the diameter of the radar is 2 meters.

The first one seems to be made in France. This is a battlefield surveillance radar installed on the Super Jaguar.

In fact, regarding the launch unit and aperture, French goods do not fall into the wind.

Moreover, the radar EH 10 1 has a problem that it is annoying and unbalanced, and it is easily disturbed by the fuselage when detecting.