1. Netherlands
  2. Ship
  3. M 850 Alkmaar [Tripartite Class]

Basic Information

Category Surface Combatant Type MHC - Coastal Minehunter
Year Commissioned 2005 Year Decommissioned 0
Nationality Netherlands Hypothetical No
Beam 9 m Draft 3.6 m
Height 0 m Length 51.5 m
Crew 46 people Damage Points (DP) 130
Standard Displacement 595 tons Full Displacement 0 tons
Empty Displacement 536 tons

Sensor Parameters

Model Purpose Range Scan Interval Generation
Telegon 4 HF/DF 0.00 - 500.00 nm 20 sec Late 1960s
TSM 2022 Mk3 Hull Sonar, Active-Only Mine Hunting [Detection & Classification] 0.00 - 0.50 nm 15 sec Early 2000s
Decca 1229 Radar, Surface Search & Navigation 0.20 - 25.00 nm 2 sec Late 1970s
MB 1/2/3/4 Magnetic Mine Sweep Mine Sweep, Magnetic Influence 0.00 - 0.00 nm 0 sec Early 1980s
Oropesa OD 3 Mechanical Cable Cutter Sweep Mine Sweep, Mechanical Cable Cutter 0.00 - 0.00 nm 0 sec Not Applicable (N/A)
AP 4/5 Acoustic Mine Sweep Mine Sweep, Acoustic Influence 0.00 - 0.00 nm 0 sec Early 1980s
TSM 2022 Mk3 PVDS [Double Eagle Mk3 ROV] VDS, Propelled Active-Only Mine Hunting Variable Depth Sonar [Detection & Classification] 0.00 - 0.50 nm 15 sec Early 2000s

Ship Capabilities Code

|   Glass Reinforced Polyester (GRP) Construction (-20% DP Penalty)   |   Glass Reinforced Polyester (GRP) Hull [Minesweeper]   |  

Signatures

Type Front Side Rear
Passive Sonar, VLF (0-1000 Hz, 200 Hz Center Frequency) 100 dB 101 dB 102 dB
Passive Sonar, LF (1-5 KHz, 3 KHz Center Frequency) 70.5 dB 71 dB 72 dB
Passive Sonar, MF (5-10 KHz, 7.5 KHz Center Frequency) 62.5 dB 63 dB 64 dB
Passive Sonar, HF (10-500 KHz, 20 KHz Center Frequency) 54 dB 55 dB 56 dB
Active Sonar, VLF-HF (0-500 KHz) 20 dB 100 dB 20 dB
Visual Detection Range 6.08 nm 10.33 nm 6.08 nm
Visual Classification Range 2.45 nm 4.35 nm 2.45 nm
Infrared Detection Range 6.4 nm 10.87 nm 6.4 nm
Infrared Classification Range 2.72 nm 4.83 nm 2.72 nm
Radar, A-D Band (30-2000 MHz) 17.1 dBsm (51.29 m²) 20.2 dBsm (104.71 m²) 17.1 dBsm (51.29 m²)
Radar, E-M Band (2-100 GHz) 17.1 dBsm (51.29 m²) 20.2 dBsm (104.71 m²) 17.1 dBsm (51.29 m²)

Default Configuration

Model Capacity Fire Interval Comments
20mm/90 Giat 20F2 15 1 sec -
12.7mm/50 MG 10 1 sec Facility/Ship, No Anti-Air Capability
Seafox I [Killer Vehicle] ROV Crane 20 180 sec -

Magazine Systems

Magazine Name Capacity Comments
20mm/90 Giat 20F2 100 1x Mount
12.7mm/50 MG 200 2x Mounts

Datalink

Type Model Range Channels
Radio HF Radio [Secure] 300 nm 10
Radio MF Radio [Unsecure] 100 nm 10
Radio LF Radio [Unsecure] 100 nm 10
Radio HF Radio [Unsecure] 300 nm 10
Radio MF Radio [Secure] 100 nm 10

Engines

Model Type Combined Type Engine Count Shafts Primary Engines Secondary Engines Hypothetical Comments
1x Stork-Wärtsilä RUB 215X12 Diesel Diesel N/A 1 1 1 - No -

Aircraft Facilities

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