Karel Doorman-class frigate

	HNLMS Van Amstel
Class overview
Name	Karel Doorman class
Builders	Damen Schelde Naval Shipbuilding
Operators	Royal Netherlands Navy; Belgian Navy; Chilean Navy; Portuguese Navy;
Preceded by	Netherlands: Kortenaer class / Roofdier class; Belgium: Wielingen class; Portugal: João Belo class;
Succeeded by	Netherlands & Belgium: ASWF class
Cost	ƒ445 million per unit
Built	1985–1995
In commission	1991–present
Completed	8
Active	7
Laid up	1
General characteristics
Type	Multi-purpose frigate
Displacement	3,320 tons
Length	401 ft (122 m)
Beam	47 ft (14 m)
Draught	20 ft (6.1 m)
Propulsion	CODOG-propulsion; 2 × Rolls-Royce Spey 1A, 16,700 hp (12,500 kW) gas turbines; 2 × Stork-Werkspoor 12SW280- 4,895 hp (3,650 kW) + 4 Stork DRO 218K diesel engines;
Speed	30 knots (56 km/h; 35 mph)
Complement	154
Sensors &; processing systems	Thales Smart-S Mk.1 long-range 3D surveillance and tracking radar; Thales LW08 long-range surveillance radar; Thales SeaWatcher 100 active phased array surface detection and tracking radar (NLD and BE ships only); Thales GateKeeper Electro-optical 360° surveillance system (NLD and BE ships only); Thales STIR 1.8 Tracking and Illumination Radar system ; Thales Scout surface surveillance and tactical navigation radar ; Thales PHS-36 hull-mounted sonar; Thales Anaconda DSBV 61 VLF passive tactical towed array sonar; Ultra Electronics Multi-static Low Frequency Active Passive Sonar (NLD ships only);
Electronic warfare; & decoys	Thales Vigile APX Radar electronic support measures; Mark 36 SRBOC;
Armament	16 × RIM-7 Sea Sparrow anti-air VLS; 8 × Boeing Harpoon anti-ship missile; 2–6 × FN MAG 7.62 mm machine gun; 2–4 × Browning M2 12.7 mm machine gun; 2 × Twin-Mark 46 torpedo tubes; 1 × OTO Melara 76 mm gun; 1 × Goalkeeper CIWS;
Aviation facilities	Hangar and flight deck

The Karel Doorman-class frigates are a series of eight multi-purpose vessels built for the Royal Netherlands Navy. The class takes its name from the lead ship, whose namesake is Karel Doorman, a Dutch naval officer who went down with his ship at the Battle of the Java Sea in 1942.

Class overview
HNLMS Van Amstel
Name	Karel Doorman class
Builders	Damen Schelde Naval Shipbuilding
Operators	Royal Netherlands Navy Belgian Navy Chilean Navy Portuguese Navy
Preceded by	Netherlands: Kortenaer class / Roofdier class Belgium: Wielingen class Portugal: João Belo class
Succeeded by	Netherlands & Belgium: ASWF class
Cost	ƒ445 million per unit
Built	1985–1995
In commission	1991–present
Completed	8
Active	7
Laid up	1
General characteristics
Type	Multi-purpose frigate
Displacement	3,320 tons
Length	401 ft (122 m)
Beam	47 ft (14 m)
Draught	20 ft (6.1 m)
Propulsion	CODOG-propulsion 2 × Rolls-Royce Spey 1A, 16,700 hp (12,500 kW) gas turbines 2 × Stork-Werkspoor 12SW280- 4,895 hp (3,650 kW) + 4 Stork DRO 218K diesel engines
Speed	30 knots (56 km/h; 35 mph)
Complement	154
Sensors & processing systems	Thales Smart-S Mk.1 long-range 3D surveillance and tracking radar Thales LW08 long-range surveillance radar Thales SeaWatcher 100 active phased array surface detection and tracking radar (NLD and BE ships only) Thales GateKeeper Electro-optical 360° surveillance system (NLD and BE ships only) Thales STIR 1.8 Tracking and Illumination Radar system Thales Scout surface surveillance and tactical navigation radar Thales PHS-36 hull-mounted sonar Thales Anaconda DSBV 61 VLF passive tactical towed array sonar Ultra Electronics Multi-static Low Frequency Active Passive Sonar (NLD ships only)
Electronic warfare & decoys	Thales Vigile APX Radar electronic support measures Mark 36 SRBOC
Armament	16 × RIM-7 Sea Sparrow anti-air VLS 8 × Boeing Harpoon anti-ship missile 2–6 × FN MAG 7.62 mm machine gun 2–4 × Browning M2 12.7 mm machine gun 2 × Twin-Mark 46 torpedo tubes 1 × OTO Melara 76 mm gun 1 × Goalkeeper CIWS
Aviation facilities	Hangar and flight deck