Yu-4A
plan_yu-4ASuW TorpedoChina
The Yu-4A (Fish Type-4) is a Chinese passive heavyweight anti-surface torpedo. A slow torpedo, it is probably only effective at very close distances.
Weapon data
| Type | Torpedo |
|---|---|
| Target | ASuW |
| Warhead | High explosive |
| Penetration | Always |
| Range | 8.1 nm |
| Minimum range | 0.5 nm |
| Max speed | 32 kt |
| Warhead power | 80 |
| Mass | 1,755 kg |
| Ammo points | 2,422 |
| In service from | 1977 |
Carried by
Technical data (raw game files)11 sections
General
| Type | Torpedo |
|---|---|
| Target Type | ASuW |
| Mass | 1755 |
| Ammo Points | 2422 |
| IOC Date | 1977 |
| FOC Date | 1982 |
| Default Camera Distance | 0.6 |
| Min Camera Distance Fore Aft | 0.29 |
| Min Camera Distance Broadside | 0.29 |
| Camera Pivot Height | 0 |
| Decal Class | TorpedoImpacts |
| Frontal Area | 0.2128 |
| Side Area | 3.9 |
| Bottom Area | 3.91 |
| Volume | 1.41 |
Sensor Data
| IR Signature | VeryTiny |
|---|---|
| RCS | Small |
| Base Noise | 110 |
| Flow Noise | 0.5 |
| Cavitation Noise | 0 |
| Target Reflection Strength | 1 |
| Transient RCS | -1 |
| Transient Visual Identification Range | -1 |
| Transient Base Noise | 180 |
Warhead Data
| Warhead Type | 0 |
|---|---|
| Power | 80 |
| Impact Size | Large |
| Penetration | Always |
| Fuze Proximity Distance | 0 |
Guidance
| Guidance Type | 10 |
|---|---|
| Mid Course Correction | 0 |
| Initial Flight Phase Duration | 5 |
| Max Velocity | 31.5 |
| Acceleration | 10 |
| Max Turn Rate | 10 |
| Min Launch Range | 0.5 |
| Max Launch Range | 8.1 |
| Min Launch Altitude | 100 |
| Max Launch Altitude | 1000 |
| Max Depth | 492 |
| Seeker Reliability | 0.85 |
| Warhead Reliability | 0.85 |
| Seeker FOV | 60 |
| Seeker Active Range | 0.7 |
| Seeker Passive Range | 0.8 |
| Seeker Gain | 25 |
| Seeker Output Power | 210 |
| Anti Countermeasures Bonus | 0.15 |
| Min After Spoof Effect Time | 12 |
| Max After Spoof Effect Time | 25 |
| Search Mode | 1 |
| Search Velocity | 30 |
| Snake Search Angle | 30 |
| Snake Search Turn Cycle Time | 6 |
| Reattack Mode | 1 |
| Reattack Circle Degrees Per Second | 10 |
| Default Depth | 120 |
Models
| Asset Bundle Meshes | /AssetBundles/StandaloneWindows/aircraft |
|---|---|
| Asset Bundle Materials | /AssetBundles/StandaloneWindows/aircraft |
| Asset Bundle Mesh | usn_rim-7 |
| Asset Bundle Damaged Mesh | — |
| Asset Bundle Material | usn_rim-7_mat |
| Asset Bundle Mesh Hull Collider | usn_rim-7_coll |
| Resources Folder | weapons/plan_yu-4/ |
| Resources Root | plan_yu-4 |
| Resources Mesh | plan_yu-4 |
| Resources Material | plan_yu-4_mat |
| Resources Mesh For Launch | plan_yu-4_dummy |
| Resources Mesh Switch Time | 1 |
| Number Of Sub Models | 2 |
| Sub Model 1 | Propeller_Left |
| Sub Model 2 | Propeller_Right |
Propeller Left
| Type | Propulsion |
|---|---|
| Rotation Direction | Left |
| Mesh | plan_yu-4_propl |
| Rotation | -90,0,0 |
Propeller Right
| Type | Propulsion |
|---|---|
| Rotation Direction | Right |
| Mesh | plan_yu-4_propr |
| Rotation | -90,0,0 |
Particles
| Dud Explosion Class | SmallFlakExplosions |
|---|---|
| Booster Effect | effects/weapons/emitters/submarine_torpedo_launch |
| Booster Effect Position | 0,0,0 |
| In Flight Effect | effects/weapons/emitters/aswtorpedo_cavitation_particle |
| In Flight Effect Position | 0,0,-0.057 |
| In Flight Effect Start Time | 0 |
| Hit Ship Explosion Class | UnderwaterExplosions |
| Hit Air Explosion Class | UnderwaterExplosions |
| Hit Default Explosion Class | UnderwaterExplosions |
| Hit Water Splash Class | SmallWaterSplashes |
| Explosion Overwater Splash | effects/splashes/emitters/splash_torpedo |
Sounds
| Sound Mode | 1 |
|---|---|
| Prop Audio Clip | audio/weapons/torpedo |
| Prop Audio Roll Off | Logarithmic |
| Prop Audio Distance | 1,20 |
| Prop Audio Pitch | 1 |
| Prop Audio Position | 0,0,0 |
| Prop Audio Audibility | Below |
Colliders
| Collider | col_main |
|---|
Col Main
| Collider | Box |
|---|---|
| Position | 0,-0.0051,0.0053 |
| Rotation | 0,0,0 |
| Scale | 0.01,0.01703,0.09293 |