Noun
PESA (plural PESAs)
(military) Initialism of passive electronically scanned array.
Coordinate terms: PAR, AESA, ESA, MSA
This innovation has come at the right time as we are broadening our Tigo Pesa ecosystem. Source: Internet
However, the A-100 sports an active electronically-scanned array radar (AESA) in its rotating radome, in contrast to the E-3’s passive electronically-scanned array (PESA). Source: Internet
The now defunct Pesa Electronica used OS-9 on their CGs such as CG 4722 and CG4733. Source: Internet