Improved variants Tupolev Tu-142

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a tu-142mk (with aft-facing fin-top fairing , smooth nose contour) being escorted navy lockheed p-3 vp-45 (march 1986)


as 1970s progressed, silencing technology in submarines rendered acoustic-band sonobuoys , trigger devices ineffective. during 1961 , 1962, soviet union conducted research , development explosive sound system (ess) – used locate deep-diving submarines – under name udar (blow). in 1965, work had started on sonobuoy systems using ess integrated berkut radar. programme postponed when 1 of aircraft intended carry it, ilyushin il-38, found incompatible. developments instead resulted in udar-75, featured in new search , targeting system (sts) of taganrog-built tu-142ms.


a new target acquisition system dubbed korshun-k, cornerstone of korshun (kite) radar, installed on subsequent tu-142s. system used detecting surfaced , submerged submarines, communicating other asw aircraft , ground bases, , performing navigational , tactical tasks. first 3 tu-142ms first aircraft equipped system, , redesignated tu-142mk ( bear f mod. 3). first tu-142 feature mad, mms-106 ladoga system being mounted in aft-facing fairing atop vertical stabiliser. first of 3 tu-142mks underwent stage of trials programme made first flight on 4 november 1975; despite dismal performance figures, production go-ahead given. stage b, conducted during april–october 1978, found aircraft s avionics extremely unreliable; stage a, these problems apparently ignored when directive issued on 19 november 1980 cleared tu-142mk operational service.








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