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Type 23 Duke Class Frigate

Complement

185

Manufacturer

Swan Hunter and BAE Systems

Operators

Royal Navy and Chilean Navy

Length

133m

Beam

16.1m

Draught

7.3m

Displacement

4,900t

Economical Speed

15kt

Maximum Speed

28kt

Range

7,800 miles

Radar

1 × Type 1007 navigation radar<br />1 × Type 996 air/surface surveillance radar<br />2 × Type 911 Sea Wolf tracking radars

Sonar

1 × Type 2050 active sonar

Type

CODLAG (combined diesel-electric and gas)

Powerplant

2 × Rolls-Royce Spey gas boost turbines<br />4 × GEC-Alsthom Paxman Valenta Diesels<br />2 × GEC Electric motors

Helicopter

1 × EH-101 Merlin HAS.1

Missiles

2 × Quad harpoon missile launchers <br />2 × vertical launch Sea Wolf anti-missile system

Guns

1 × 4.5in (114mm) mk8 gun <br />2 × 30mm close-range guns

Torpedoes

2 × magazine-launched anti submarine torpedo tubes
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