DRBV 26 Jupiter II

The French Jupiter two-dimensional (2-D) air search radar began development as the export version of the DRBV 23 radar (with the designation THD 1077). A later variant of the Jupiter -- Jupiter II (TRS 3011) -- was adopted by the French navy as the DRBV 26. The Jupiter was renamed the Jupiter I wit h the introduction of the Jupiter II.

The Jupiter I radar operates in the D-band, radiating a cosecant-squared pattern shaped to improve detection of high-altitude targets...