{ "formatVersion": 1, "kind": "ffb-bridge.profile", "id": "airframe-bell-uh1", "revision": 1, "metadata": { "title": "Bell UH-1 Huey", "description": "Bell UH-1 Huey: helicopter cyclic damping; turboshaft propulsion; skids contact configuration. Editable force estimates.", "author": { "name": "FFB-Bridge", "id": "rohsam" }, "aircraft": [ { "name": "Bell UH-1 Huey", "kind": "helicopter", "identifiers": [ { "scheme": "airframedb", "value": "bell-uh1" } ] } ], "sims": [], "hardware": [], "tags": [ "starting-point", "estimated-feel", "helicopter", "cyclic" ], "targets": [ { "aircraftId": "bell-uh1", "implementationId": "msfs2024-default-uh-1h-free-package", "simulator": "msfs2024", "scope": "family-starting-point" }, { "aircraftId": "bell-uh1", "implementationId": "msfs-addon-taog-uh1", "simulator": "msfs2020", "scope": "family-starting-point" } ], "evidence": { "basis": "research-derived-estimates", "summary": "Bell UH-1 Huey: helicopter cyclic damping; turboshaft propulsion; skids contact configuration. Editable force estimates.", "reviewedOn": "2026-09-21", "sourceUrls": [ "https://airframedb.com/aircraft/bell-uh1", "https://www.taogshangar.com/s/TAOGS-HANGAR-UH-1H-B205A-1-USER-MANUAL-v1_0_6.pdf", "https://www.taogshangar.com/manuals" ], "estimatedSettings": [ "All force magnitudes, damping, friction and spring settings", "Indicated-airspeed tuning reference (not published cruise TAS)", "Cue thresholds and buffet onset where enabled", "Control feel approximation; not a measured hand-force curve" ], "limitations": [ "Force magnitudes and cue thresholds are estimates, not measured aircraft forces.", "Intended aircraft targets do not establish add-on-specific telemetry, trim or autopilot compatibility.", "No individual simulator flight or physical hardware qualification is claimed.", "Check the named equipment variant against the aircraft loaded in the simulator.", "Generic rotor cues and trim hold do not implement add-on-specific AFCS or SEMA channels.", "Absolute rotor RPM normalization is unresolved; RPM-derived rotor vibration is disabled." ] }, "derivedFrom": { "kind": "starter", "id": "bell206", "version": 4 }, "createdWith": "1.6.0-beta.3", "createdAt": "2026-09-21T00:00:00Z" }, "compatibility": { "minAppVersion": "1.6.0-beta.1" }, "modules": [ { "type": "force-model", "schemaVersion": 7, "data": { "Forces": { "SpringStrength": 0, "SpringDeadband": 0.02, "ForceGain": 0.35, "CruiseSpeedRefKnots": 105.0, "MaxOutputForce": 0.55, "MasterGain": 0.85, "QBlendEnabled": true, "QSpringStartKnots": 14.7, "QSpringFullKnots": 52.5, "QSpringMinimumFactor": 1, "HydraulicAeroLoadFactor": 0.6, "LoadShapingExponent": 1.4, "SpringAirspeedStiffenGain": 0, "SpringAirspeedStiffenCap": 5, "ElevatorForceScale": 1, "AileronForceScale": 1 }, "Ground": { "Enabled": true, "Rumble": { "MinSpeedKt": 2, "FullSpeedKt": 30, "Gain": 0 }, "Thump": { "ReferenceSinkFps": 6, "MinSinkFps": 1, "Gain": 0.5 }, "Bumps": { "StartSpeedKt": 15, "FullSpeedKt": 60, "Gain": 0 }, "Brake": { "MinSpeedKt": 3, "FullSpeedKt": 30, "BrakeDeadband": 0.05, "Gain": 0 }, "Reverse": { "MinSpeedKt": 30, "FullSpeedKt": 120, "Gain": 0 }, "NosewheelShimmy": { "MinSpeedKt": 5, "FullSpeedKt": 35, "Gain": 0 }, "GroundAccelPitch": { "Gain": 0.1, "DeadbandG": 0.03 }, "SkidScrape": { "MinSpeedKt": 2, "FullSpeedKt": 10, "MaxSpeedKt": 25, "Gain": 0.1 }, "SurfaceScalingEnabled": true, "Undercarriage": 0 }, "StickFeel": { "TrimFeelEnabled": false, "TrimFeel": { "ElevatorAuthority": 0.6, "AileronAuthority": 0.3 }, "GLoadEnabled": false, "GLoadStiffness": { "MinFactor": 0.6, "GGain": 0.06, "MaxFactor": 1.15 }, "DynamicDeadbandEnabled": false, "DynamicDeadband": { "LowSpeedWidening": 0.15, "FullSpeedRefKnots": 52.5 }, "ControlEdgeEnabled": false, "ControlEdge": { "EdgeStart": 0.85, "Gain": 0.3 }, "RateDampingEnabled": true, "RateDamping": { "PitchGain": 0.12, "RollGain": 0.12, "MaxForce": 0.2 }, "StickDropEnabled": false, "StickDrop": { "Force": 0.25, "FadeKts": 31.5 }, "TrimReliefEnabled": false, "TrimRelief": { "ElevatorAuthority": 0.3, "AileronAuthority": 0.3 }, "CyclicDampingEnabled": true, "CyclicDamping": { "Gain": 0.35, "MaxForce": 0.35, "VelocityNoiseFloor": 0.12, "SmoothingTimeConstantSeconds": 0.015, "PitchGain": null, "RollGain": null }, "StickFrictionEnabled": false, "StickFriction": { "Strength": 0, "PitchStrength": null, "RollStrength": null }, "ControlInertiaEnabled": false, "ControlInertia": { "PitchStrength": 0, "RollStrength": 0 }, "SoftStopsEnabled": false, "SoftStops": { "PitchStart": 0.85, "PitchStrength": 0, "RollStart": 0.85, "RollStrength": 0 }, "ForceTrimEnabled": true, "ForceTrim": { "HoldStrength": 0.55, "Deadband": 0.02, "BreakoutTravel": 0.3, "BeepTrimRate": 0.25, "FollowUpTrim": false, "FollowUpRate": 0.15, "FollowUpMaxAirspeedKt": 40, "FollowUpDeadband": 0.06 } }, "Aero": { "Enabled": true, "Stall": { "Gain": 0 }, "Overspeed": { "Gain": 0 }, "Mach": { "MinMach": 0.9, "FullMach": 0.92, "Gain": 0 }, "Turbulence": { "MinStddev": 0.02, "FullStddev": 0.3, "Gain": 0.3, "AmbientGain": 0.7, "VerticalWindGain": 0, "VerticalWindStartFps": 1, "VerticalWindFullFps": 15 }, "Spoiler": { "MinDeploy": 0.1, "MinSpeedKt": 60, "FullSpeedKt": 200, "Gain": 0 }, "Flap": { "MaxFlapIndex": 1, "MinFlapIndex": 1, "MinSpeedKt": 42.0, "FullSpeedKt": 73.5, "Gain": 0 }, "Gear": { "MinSpeedKt": 80, "FullSpeedKt": 150, "Gain": 0 }, "Etl": { "StartKt": 12, "StopKt": 24, "Gain": 0.35 }, "Vrs": { "MaxIasKt": 28, "OnsetSinkFps": 5, "FullSinkFps": 15, "MinEngineRpmPct": 0.5, "Gain": 0.45, "MinCollectivePct": 0.4 }, "TwoPerRev": { "MinSpeedKt": 30, "FullSpeedKt": 100, "Gain": 0, "BladeCount": 2 }, "Rbs": { "VneKt": 130, "OnsetFraction": 0.85, "Gain": 0 }, "ShakerEnabled": false, "Shaker": { "Amplitude": 0.5 }, "TurbulenceWindowSamples": 20 }, "AeroDrag": { "Enabled": false, "Flap": { "MaxFlapIndex": 1, "Gain": 0, "MinKnots": 26.2, "FullKnots": 73.5 }, "Spoiler": { "Gain": 0, "MinKnots": 60, "FullKnots": 220, "MinDeploy": 0.05 }, "Gear": { "Gain": 0, "MinKnots": 70, "FullKnots": 200 }, "Propwash": { "Gain": 0, "MinRpm": 0.3, "WashoutKnots": 75.6 } }, "Mechanical": { "Enabled": true, "GearDeploy": { "Gain": 0 }, "FlapStep": { "Gain": 0 }, "FlapMotion": { "Gain": 0, "MinimumPositionDelta": 0.001, "PacketHoldSeconds": 0.12, "ArrivalSettleSeconds": 0.25 }, "GearMotion": { "Gain": 0, "MinimumPositionDelta": 0.001, "PacketHoldSeconds": 0.12, "ArrivalSettleSeconds": 0.25 }, "FlapArrival": { "Gain": 0 } }, "Watchdog": { "StaleSec": 5, "FadeMs": 500 }, "Autopilot": { "FollowEnabled": false, "FollowAuthority": 0.05, "FollowSpringStrength": 0.25, "FollowSpeed": 1, "NeutralHoldEnabled": false, "NeutralHoldStrength": 0.6 }, "Engine": { "Enabled": true, "Rumble": { "IdleRpmPct": 0.55, "FullRpmPct": 1, "Gain": 0.06, "IdleRoughnessGain": 0, "IdleSmoothRpmPct": 0.45, "FrequencyAtMaxRpmHz": 0 }, "Rotor": { "NominalRotorRpm": 0, "IdleRpmPct": 0.05, "FullRpmPct": 1, "Gain": 0, "GovernorDroopBelowPct": 0.97, "GovernorDroopFloorPct": 0.85, "GovernorDroopGain": 0 } }, "StickAlive": { "Enabled": true, "RotationKick": { "Enabled": false, "PitchGain": 0, "RollGain": 0, "MaxOutput": 0, "DeadbandRadPerSec2": 0.75 }, "SurfaceFollow": { "Enabled": false, "Gain": 0, "FullAirspeedKnots": 100, "MinAirspeedKnots": 30, "DeltaDeadband": 0.05, "MaxOutput": 0 }, "SideslipCoupling": { "Enabled": false, "Gain": 0, "FullAirspeedKnots": 110, "MinAirspeedKnots": 40, "BetaDeadbandRad": 0.02, "MaxOutput": 0 }, "UseSimEngineVibration": true, "UseTireLoadThump": false, "TireLoadGain": 0 }, "ControlInput": { "Mode": 0, "Pitch": { "CommandForce": 0.5, "ForceDeadZone": 0.05, "Travel": 0.25, "Positive": null, "Negative": null, "PositiveCommandForce": 0.5, "NegativeCommandForce": 0.5, "PositiveForceDeadZone": 0.05, "NegativeForceDeadZone": 0.05, "PositiveTravel": 0.25, "NegativeTravel": 0.25 }, "Roll": { "CommandForce": 0.5, "ForceDeadZone": 0.05, "Travel": 0.25, "Positive": null, "Negative": null, "PositiveCommandForce": 0.5, "NegativeCommandForce": 0.5, "PositiveForceDeadZone": 0.05, "NegativeForceDeadZone": 0.05, "PositiveTravel": 0.25, "NegativeTravel": 0.25 }, "OverRangeCue": true }, "Hydraulics": { "LossLoadIncrease": 0 }, "ControlSystem": 3 } } ] }