1. United States
  2. Ship
  3. FFG 36 Underwood [Perry Class]

Basic Information

Category Surface Combatant Type FFG - Guided Missile Frigate
Year Commissioned 1994 Year Decommissioned 0
Nationality United States Hypothetical No
Beam 13.7 m Draft 7.5 m
Height 0 m Length 138.1 m
Crew 176 people Damage Points (DP) 630
Standard Displacement 3500 tons Full Displacement 4100 tons
Empty Displacement 2800 tons

Sensor Parameters

Model Purpose Range Scan Interval Generation
AN/SLQ-32(V)5 Sensor Group 0.00 - 0.00 nm 0 sec Not Applicable (N/A)
AN/SLQ-32(V)5 Sensor Group 0.00 - 0.00 nm 0 sec Not Applicable (N/A)
AN/SQS-56 Hull Sonar, Active/Passive Search & Track 0.00 - 5.00 nm 15 sec Late 1970s
AN/SQR-19A(V)2 TACTAS TASS, Passive-Only Towed Array Sonar System 0.00 - 70.00 nm 15 sec Late 1980s
AN/SPG-60 STIR [Mk86 FCS, Radar] Radar, FCR, Surface-to-Air & Surface-to-Surface, Short-Range 0.10 - 48.00 nm 1 sec Late 1970s
Furuno Radar, Surface Search & Navigation 0.20 - 20.00 nm 2 sec Early 1970s
AN/SPS-55 Radar, Surface Search & Navigation 0.20 - 35.00 nm 4 sec Late 1970s
AN/SPS-49(V)5 NTU Radar, Air Search, 2D Long-Range 0.30 - 250.00 nm 5 sec Early 1980s
Mk92 Mod 6 CAS Radar, FCR, Weapon Director 0.10 - 128.00 nm 1 sec Early 1990s
AN/SSQ-119 NMMS [IR/CCD/Laser Rangefinder] Sensor Group 0.00 - 0.00 nm 0 sec Not Applicable (N/A)
Kingfisher Hull Sonar, Active-Only Mine & Obstacle Avoidance 0.00 - 0.60 nm 15 sec Late 1990s

Ship Capabilities Code

|   Nuclear Shock Resistant   |   Prairie Masker   |   Degaussed Steel Hull   |   Refuel from Port x 2 (In)   |   Refuel from Starboard x 2 (In)   |   Replenish from Port x 1 (In)   |   Replenish from Starboard x 1 (In)   |  

Signatures

Type Front Side Rear
Passive Sonar, VLF (0-1000 Hz, 200 Hz Center Frequency) 125 dB 126 dB 127 dB
Passive Sonar, LF (1-5 KHz, 3 KHz Center Frequency) 95.5 dB 96 dB 97 dB
Passive Sonar, MF (5-10 KHz, 7.5 KHz Center Frequency) 87.5 dB 88 dB 89 dB
Passive Sonar, HF (10-500 KHz, 20 KHz Center Frequency) 79 dB 80 dB 81 dB
Active Sonar, VLF-HF (0-500 KHz) 35 dB 200 dB 35 dB
Visual Detection Range 8.17 nm 13.89 nm 8.17 nm
Visual Classification Range 3.29 nm 5.85 nm 3.29 nm
Infrared Detection Range 8.6 nm 14.62 nm 8.6 nm
Infrared Classification Range 3.65 nm 6.5 nm 3.65 nm
Radar, A-D Band (30-2000 MHz) 27.4 dBsm (549.54 m²) 31 dBsm (1258.93 m²) 27.4 dBsm (549.54 m²)
Radar, E-M Band (2-100 GHz) 27.4 dBsm (549.54 m²) 31 dBsm (1258.93 m²) 27.4 dBsm (549.54 m²)

Default Configuration

Model Capacity Fire Interval Comments
25mm/75 Mk38 Mod 1 Bushmaster 14 4 sec 1988
76mm/62 OTO Melara Compact 20 3 sec 450 Rnds
20mm/85 Mk15 Phalanx Blk 0 CIWS 5 4 sec 1980
Mk13 Mod 4 Single Rail 1 1 sec USN, 1994
Mk36 SRBOC 6 1 sec 1990, 130mm
AN/SLQ-25 Nixie 2 1 sec 1976
324mm Mk32 TT Triple 3 5 sec USN, 1991

Magazine Systems

Magazine Name Capacity Comments
Torpedo Magazine [External Tubes] 18 USN, 1991
Helicopter Magazine 10000 USN, 1994, FFG
Mk36 SRBOC 80 4x Mounts, 1990
25mm/75 Mk38 Mod 1 Bushmaster 200 2x Mounts
20mm/85 Mk15 Phalanx Blk 0 10 1x Mount

Datalink

Type Model Range Channels
LAMPS Datalink LAMPS III Hawklink [AN/SRQ-4] 200 nm 1
Radio VHF Radio [Secure] 100 nm 0
Link 11 Link 11 300 nm 0
Link 14 Link 14 300 nm 0
FLTSATCOM AN/SRR-1 SATCOM Receiver 0 nm 0
Radio UHF Radio [Secure] 100 nm 0

Engines

Model Type Combined Type Engine Count Shafts Primary Engines Secondary Engines Hypothetical Comments
2x General Electric LM-2500 Gas Turbines, COGAG Gas Turbine COGAG 2 2 2 - No -

Aircraft Facilities

|   Hangar (x2)   |   Pad with Haul-Down (x1)   |