F-79 Portland

Country:  United Kingdom

Class, [Type]: Type 23, [FF].

Builder: Marconi Marine-Yarrow, Glasgow, U.K.

Launch date: 15 May 1999.

Commission date: 03 May 2001.

Displacement ( tons ): 3.600 standard, 4.300 full load.

Dimensions ( metres ): 133 x 16,1 x 7,7

Main machinery: CODLAG: 2 x RR Spey SM1C gas turbines ( 52.300 hp ); 4 x Paxman Valenta 12 RPA 200CZ diesels ( 8.100 hp ).

Speed ( knots ): 30; 15 on diesel-electric.

Range ( miles ): 7.800 at 17 knots.

Complement: 174 ( 12 officers ) ( accomodation for 185 ( 16 officers )).

Guns: 1 x Vickers 114mm/55 Mk8, 2 x Oerlikon/DES Mk1 30mm/75.

Missiles:  SSM: 8 x McDonnell Douglas Harpoon ( 2 quads ); SAM: British Aerospace Seawolf GWS 26 Mod 1 VLS, 32 canisters.

Torpedoes: 4 x Cray Marine 324mm fixed tubes ( 2 twin ). Marconi Stingray torpedoes.

Military lift: Fuel: 800 tons.

Radar: Air/Surface search: Plessey Type 996(I), 3D, E/F bands; Navigation: Kelvin Hughes Type 1007, I band; Fire control: 2 x Marconi Type 911, I/Ku bands.

Sonar: Ferranti/Thomson Sintra Type 2050, bow mounted, active search and attack modes; Dowty Type 2031Z, towed array, passive search.

Countermeasures: Decoys: 4 x Sea Gnat; Type 182, towed torpedo decoy; ESM: UAT; ECM: Type 675(2) or Racal Scorpion, jammer.

Helicopter: 1 x Westland Lynx HMA 3/8 or 1 x EH 101 Merlin HAS 1.

Callsign: GDIS ()

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