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Outline & Mechanics9 topics
Building TechniquesDesignMechanicsTools & MachiningFuselage & AirframeBuckets, Hoists & WinchesLanding GearMolds & CompositesRepairs
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Construction5 topics
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Rotor Systems4 topics
Main Rotor HeadTail Rotor AssyBladesBalancing, Tracking & Phasing
Building & Repair5 topics
Kits & ARFsDesign & PlansCovering & PaintRepairsTools & Workshop
Flying23 topics
Pre-Flight PrepFlightLearning to FlyStunts & 3DPre-Flight & SafetyTrainingSetup & TrimmingFreestyleAutorotationVenuesTakeoffs & LandingsThermal SoaringRacingRules & RegulationsAerobatics & 3DAerobaticsSlope SoaringLong RangeAerotow & TowingDynamic SoaringAerial Photo & VideoLandingsMicros & Whoops
Power9 topics
Electric Motors & ESCsMotors & ESCsEDFBatteries & ChargingTurbinesPropellersFuel SystemsGlowGas
Scale Detailing6 topics
3D Printed DetailsAnimatronicsFigures, Weapons & DecalsGeneral Scale DetailingCockpits & InteriorsPaint & Weather
Launching5 topics
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Flight Control4 topics
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FPV & Video4 topics
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Powerplants6 topics
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Radio & Electronics7 topics
Radio SystemsServosServos & LinkagesGyros & StabilizationTelemetry & VariosCameras & FPVTelemetry
Electronic Flight Systems9 topics
Flight ElectronicsPneumaticsRadio SystemStabilizationRadio & ReceiverTelemetryCameras & FPVLightingSound
Landing Gear & Mechanics4 topics
Landing Gear & RetractsPneumatics & BrakesFloats & SkisControl Linkages
Logistics5 topics
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Scale6 topics
Scale DocumentationCockpits & PilotsMarkings & Weathering3D Printed DetailsWeapons & StoresScale Lighting & Sound
Events4 topics
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In the Shop3 topics
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Pilot Lounge8 topics
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AMA Affairs2 topics
AMA Data CenterGeneral AMA Discussion
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Find a Model196 models from 22 makers
Alterbaum8 models
Apache AH 64 D (2.5 m)Bell 205 UH 1D (2.7 m)Bell 429 (2.5 m)EC 145 (3.4 m)Eurocopter X3 (2.5 m)RAH 66 Comanche (2.8 m)Super Cobra 1/5 (2.8m)Super Cobra 1/6 (2.4m)
BavarianDemon1 model
Axon
Blade1 model
Bell 206 Jet Ranger 235 CP
BuaModel1 model
500 size S-51
CARF1 model
Mig 17
E-flite1 model
Micro Boeing 787 Dreamliner
Fly Wing5 models
AirWolf FW450BO-105Bell 206 - V3EC-135 (ADAC)UH-1 Huey - V4
Goosky2 models
E7RS7 Ultra
Heli Factory28 models
A-109AH1 Super CobraAS 365 DauphineAS 565 PantherAW 139AirwolfBK 117BO 105Bell 204Bell 205 UH-1DBell 205 UH1CBell 412Bell 430Blue ThunderEC 130 HFEC 135EC 145 HFEC 145 T2EC 665 TigerH-160Jaka PowerCatOther ModelsS-76 HFSA 315B LamaSA 319 Alouette IIISA 341 GazelleSikorsky H-34Sikorsky S-58
HeliClassics11 models · 3 posts
Bell 205 UH-1DBell 212Bell 412Hughes 500Kamov KA-321Kamov KA-50Kamov KA-521MI-1711MI-24MI-8Mi-10
JetCat1 model
SPH5
Jeti1 model
DC-24 G2
Marvel Craft1 model
H125 700
Pahl1 model
Taurus 12
Red Lodge6 models
HH-52 SeaguardRobinson R-44Westland ScoutWestland SeakingWestland WessexWestland Whirlwind
Roban45 models · 8 posts
AH-1 Cobra (500) ConversionAH-6 (800)AH-64 Apache (500) Conversion1AS 350 (700)AW A-109 (500) ConversionAW A-109 (600) ConversionAirwolf (800)2B222 Airwolf (500) ConversionBO-105 (800)Bell 206 (700)Bell 212 Civilian (600) ConversionBell 222 (800)Bell 222 Airwolf (600) Conversion1Bell 407 (700)Bell 412 (800)Bell 429 (700)1Bell AH-1 S Cobra (700)Bell AH-1W Cobra (700)Bell UH-1D Huey (800)1Bell UH-1N (800)Bell UH-60 (700)Boeing AH-64 Apache (700)2Cobra 470EC-130 (800)EC-135 (800)EC-145 (600) ConversionEC-145 (800)EC-225 (800)HH-60 Jayhawk (500) ConversionHH-60 Jayhawk (600) ConversionHH-60 Jayhawk (700)HH-60 Pavehawk (700)MD-500 D (500) ConversionMD-500 E (500) ConversionMD-500D (600) ConversionMD-500D (800)MD-500E (600) ConversionMD-500E (700)MD-500E (800)SH-60 Seahawk (500) ConversionSH-60 Seahawk (700)UH-1N Iroquois (600) ConversionUH-1N Rescue (600) ConversionUH-60 Black Hawk (500) ConversionUH-72 Lakota (600) Conversion
Scaleplus3 models
500D (1:4.5)500E (1:4.5)902 (1:8)
TREX1 model
600/700
Vario72 models · 41 posts
204 UH-1B 1:7205 UH-1D 1:61205 UH-1D 1:7205 UH-1D 1:8212 1:62212 1:7222 1:8230 1:5230 1:74300C 1:41300C 1:5315SB Lama - 1/4412 1:62412 1:7429 1:51430 1:5430 1:747G II 1:647G III 1:4500 C 1:5500D 1:5500E 1:51500E 1:61902 Explorer 1:61AH-1 Cobra 1:71AH-64 Apache 1:7AW 139 1:71AW109 K2 1:6Air Crane 1:10Airwolf 1:5Airwolf 1:7Airwolf 1:8Alouette II 1:6Alouette III 1:4BK 117 1:5BK 117 1:7BO 105 1:5BO 105 1:6Baby Lama1CH-531Chinook 1:114Chinook XL 1:7.51Dauphine AS 365 1:7Ecureuil AS 350 1:41Ecureuil AS 350 1:7Exec 1:3Gazelle SA 342 1:4H120 1:41H135 1:4H135 1:61H145 (T2) 1:51H145 1:62H155 1:7Hughes 500C - 1/5thJetRanger 1:61JetRanger III 1:6.5JetRanger XL 1:41KA-32 1:10Lama 1.8 m1Lama SA 315 B 1:43LongRanger II 1:7Lynx 1:8MD 520 N 1:5 (Pahl)MD 520N 1:6MD500E1Mi-2 1:6OH-58 KiowaR22 1:42R22 1:73Starwood Lama 1/5th scaleStarwood Lama 1:5Tiger 1:8
Vario Hughes 500C1 model
Vietnam OH-6A
Various gliders and EDF’s, all electric1 model
HSD EDF’s
XXL4 models
1/4 Scale K-Max1/6 CH-461/7 CH-47 ChinookGeneral
New Posts
New ActivityNew PostsMost RatedMost Discussed
Danny D.BelgiumOct 14, 2025
Build Story13 Chapters
1Design of a costum made mechanic for the Vario R222Main drive pulley3Frame setup and torque tube bearing modification.4Autorotation unit machining5Initial design frame setup6Dome shaft extention7Prototype alu frame setup8Final mechanics frame9Frame/tailboom assembly10Main shaft Trustbearing grease cover11Final wiring and installation12Fuselage fitting.13The final result.Read the whole story

Mechanics for Vario R22 1:4

Vario R22 1:4Building TechniquesDesignMechanics
+180more
How People Feel About This Post9 pilots reacted
13 comments
Michael K.United StatesVerifiedJul 9, 2025
Build Story12 Chapters
1Parts is Parts2Progress Update3Can There Be a More Exciting Sight?4A Neat Shop = Building Joy5Go Back Jack and Do It Again!6Servo Setup7Fuel for Thought8Chasing the Tail9Grubby Little $&#%#er!10Almost There!11Step Back and Spin Around12Ready to Fly!!Read the whole story

Lama Refurbishment Journey

Vario Lama SA 315 B 1:4Building TechniquesGas & GlowMechanics
+23more
How People Feel About This Post8 pilots reacted
36 comments
Danny D.BelgiumJun 27, 2025
Build Story12 Chapters
1Building a Vario 800 size Bell 2302Some milling done....3Tail rotor installation and modification.4Baseframe construction5The landing gear retract problem story ...6Retract mechanics laminating to the fuselage7Baseframe glueing to the fuselage.8Fuselage reinforcement for mechanic support9Fuselage modification and navi lights prep10Mechanics and electronics setup and wiring11Some machining...12Modifications and improvements.Read the whole story

Vario Bell 230 Building

Vario 230 1:7Building TechniquesFuselage & AirframeLanding Gear
+214more
How People Feel About This Post10 pilots reacted
25 comments
Michael R.United StatesApr 21, 2025
Build Story15 Chapters
1The beginning of a Crane2Blades and tail (Part 1)3Adventures in 500 size 4 blade tail rotors4Maiden Flight5Nose Wheel setup and tail difficulties6More Flying/Tuning73D modeling and more tail fun8Painted Blades9Engine Details and more10Cockpit11Paint12Test Flight, Troubleshooting, and Markings13Helistorm Photos14External loads15More External Cargo FlightsRead the whole story

500 size CH-54 Tarhe (Skycrane) Build

BuaModelBuilding TechniquesTail Rotor AssyFuselage & Airframe
+72more
How People Feel About This Post8 pilots reacted
13 comments
Danny D.BelgiumDec 4, 2024
Build Story14 Chapters
1New Project AH 1 Vario Cobra2Cockpit assembly3Mechanics for the Cobra4Glassfiber subframe for mechanics support5Subframe box adapting for fuselage fixture6Front gun Cobra7Front gun turret8Second design for the Cobra mechanics9Front Turret gun fully operational.10Assembly prototype mechanics for the Cobra11Tailrotor for the Cobra12New 40° angular gearbox for the Cobra tailrotor drive13Final version of the Cobra mechanics14Update frame final mechanicsRead the whole story

Cobra Project

Vario AH-1 Cobra 1:7Building TechniquesMechanicsFuselage & Airframe
+125more
How People Feel About This Post11 pilots reacted
53 comments
matthew S.Nov 25, 2024
Build Story7 Chapters
1First steps.2Planning the steps3Mounting the servos and motor.4Attaching the tail, mounting the ESC and cable management.5Windows? And horizontal stabilizer.6Installing the cockpit and some scale details.7Setting up electronics and a hover test.Read the whole story

Roban 800 UH-1D Huey build thread

Roban Bell UH-1D Huey (800)Building TechniquesTrainingGeneral Scale Detailing
+36more
How People Feel About This Post9 pilots reacted
6 comments
Butch W.United StatesSep 7, 2024
Build Story40 Chapters
1“First flight”2“And Then There Were Two”3“Just The Two Of Us.4VH-92 Patriot vs NXXXRG?5“Helicopter Mechanic, OFF DUTY”6Avionics General Arrangement.7“Stars Collide”8Moving along919 OCT 202410“lespecial”11The Wheels on the Bus12“Mokuba•13“Slab-o-Stab”14“Catbamboo”15Umphrey’s McGee.16“Omnific”17Finally a nice day18“Thing That Make You Go Humm”19VH-92 Back in flight status20Some beauty shots.21Time for a little adjustment.22Back in the Saddle.23IP has begun.24I can see clearly now.25Take 2 glazing plus.26The beat goes on.27N315SX transforms to 16918228“Things that make you go Hummm”29Damm Groundhog!!!30VH-92 fuse detail.31A riveting tale.32Busy weekend.33“Jerry Was a Race car driver”34A “Glaring” improvement.3532 Things.36To Legit to Quit.37“Let Me Tell ya Something”38“Burlap sack and Pumps”39Airspeed, 60 knts, Positive rate of Climb, Gear Up.40“Skids are For Kids”. It a joke ok.Read the whole story

Sikorsky S-92. Book 2, “Polyphia”

Building TechniquesFuselage & AirframeMolds & Composites
+382more
How People Feel About This Post24 pilots reacted
168 comments
Danny D.BelgiumFeb 7, 2024
Build Story12 Chapters
1Apache build Len Mount 800 size2Flex drive to Torque tube conversion for a flex free tailrotor drive3New PSG mechanics (Germany)4Machining front and ESC support plate5New PSG rotorhead6Update torque tube drive7Blades arrived for the new Apache rotorhead.8Final assembly of the rotorhead9Prototype modified tailrotor pitch control10Torque tube rudder pitch control11New tailrotor for the Apache12Modified Tail fin to fit the new TR gearboxRead the whole story

Apache AH64 D

Vario 230 1:7Building TechniquesMechanicsTail Rotor Assy
+154more
How People Feel About This Post12 pilots reacted
38 comments
Danny D.BelgiumJan 31, 2024
Build Story11 Chapters
1Getting Started2Update building progress3Making some progress4Upgraded swashplate guide system5Updated RX / FBL plate6Riveted panels / rope ring eyes installed7Tail skid support8Pilot seat assembly9Pilot crew arrived10Mechanics finaly completed11Jet exhaust ports.Read the whole story

Vario Bell 1:6 UH-1 N

Vario 212 1:6Building TechniquesGeneral Scale DetailingMechanics
+143more
How People Feel About This Post9 pilots reacted
47 comments
Massimo C.CanadaSep 14, 2023
Build Story21 Chapters
1Fuselage2Fuselage patching3Fuselage details and prime4The mechanics5Fuselage trimming and fitting6Fuselage Tail fitting7Lights System8Servo Upgrade9Painting time10Wiring11Lights and Wires12Lights, Wires and Final assembly13Final step14Last decals received, Thanks Callie Graphics.15Quick trip to the Field for a test16Maiden flight17Another nice day for a tune up.18Transport19Tune up...20Inside View21Tune up CompletedRead the whole story

Bell 206L Long Ranger

FunkeyBuilding Techniques3D Printed DetailsLighting
+179more
How People Feel About This Post6 pilots reacted
53 comments
Joe B.United StatesSep 13, 2023
Build Story17 Chapters
1Hirobo Lama 302What to do, what to do...3So it begins...4Thinking ahead.5A little more progress6Chugging along7The "DTD's" (dummy turbine details)8Paint!9Let's Try This!10Lane Change11Update to chapter 912Micro Designs!13Tail Setup14It's Alive!15Just about there...16Hovered!17Finale!Read the whole story

Hirobo Lama 30 Bash!

HiroboBuilding TechniquesMechanicsFuselage & Airframe
+119more
How People Feel About This Post1 pilot reacted
77 comments
Jason S.United StatesMay 12, 2023
Build Story12 Chapters
1Introduction and Component Overview2Mechanics: Part 1 (Frame Assembly)3Mechanics Part 2 (Electrical component(s) Install)4Mechanics Part 3 (ESC Mounting, RX Battery, and RX)5Mechanics Part 4 (ESC Telemetry)6Mechanics Part 5 (Wiring Complete)7Mechanics Complete (Rotor Head and Tail)8Potential Servo Problem9Test Flights and Adjustments10Blade Balancing11Flight Testing12Scale Rotor BladesRead the whole story

Fusuno 700 AS-350 w/Align 700E DFC Three-Blade Head Assembly

FusunoBuilding TechniquesStabilizationMechanics
+65more
How People Feel About This Post
65 comments
Evan S.United StatesOct 31, 2022
Build Story15 Chapters
1Good enough is not good enough2RAH-66 Comanche build series for the NATS 2023 part 1-A3Cannon turrent4New radio!!!!5Demons & Details.....6Updates never stop!!!7The B side.8Chill'n9NATS 202410Just get !T done11just checking iy!!!!!12Going Back in time!13The vario rotor head up grade!!!14Night flights!!!15Comanche down.Read the whole story

RAH-66 Comanche "rebuild"

Len MountBuilding TechniquesDesignLanding Gear
+29more
How People Feel About This Post8 pilots reacted
31 comments
Dennis E.Sep 27, 2022
Build Story10 Chapters
1Getting Started2Motor & Gear Assembly3Drive Shaft Assembly4Main Shaft Assembly5Battery Tray & Main Gear Supports6Main Shaft Fuselage Prep7Mechanics Fitting & Wood Formers8Windows & Other Cuts9Rivets & Paint10Mechanics Installation & Finished LookRead the whole story

Vario 1:11 Chinook Build Gallery

Vario Chinook 1:11Building TechniquesMain Rotor HeadMechanics
+86more
How People Feel About This Post1 pilot reacted
8 comments
Evan S.United StatesJul 12, 2022
Build Story19 Chapters
1Getting started2LOOKING FOR SOME PARTS3SIZE matters43D printing.....5Building the plug6Digging into mechanic7TOOLS FOR PLANNING8MY 3D MODEL9Details of the Mechanics10When things get in the way!! "Be like the nature of water."11Back on the BLOCK!!12Landing gear!!!!13We'll have mail14It aint over till its over15THE PLUG......16THE PLUG pt217SCULPT and FILL18YES still at it!!!!!19Static and functionRead the whole story

Bell 360 Invictus

Building TechniquesDesignMechanics
+41more
How People Feel About This Post10 pilots reacted
36 comments
Scott S.New ZealandJun 26, 2022
Build Story20 Chapters
1New 700 size heli build, outlook and purpose2Making a ring frame template3Adding ring frame parts4Front canopy work5Roban Landing Strut to Fun-Key 700 mod6Tail control mod7Mechanics and electrical components8Scale details9Roban to Fun Key landing strut mod10Fun Key vertical fin stengthening11Making rotor head cap12Cargo hook mods13Spreader Bucket14Spreader Bucket Video 115Spreader Bucket Video 216Surface prep17Paint and details18Completed project!19Specifications and Improvements20Flight video of completed projectRead the whole story

"Align 700E/E1" MD530F build - NZ

FunkeyBuilding TechniquesTail Rotor AssyLanding Gear
+49more
How People Feel About This Post2 pilots reacted
43 comments
Uwe B.GermanyMay 22, 2022
Build Story24 Chapters
1landing skids2Fuselage stretching3Formation Lighting and Tail Boom shape correction4Structure of the turbine exhaust5Interior and external attachments6putty filler sanding7Glass cockpit of UH-1Y8Wiring and connecting of the individual components9Test of the Gyro Horizon10Little walk around11Formation light12Heat test on turbine outlet13Transport14Fine tuning with Heiko Fischer: RC HELICOPTER Service15Rivets16Decals17Details18Assembly19Assembly is complete20The maiden flight of a UH-1Y21Project UH-1Y is completed22Close-up23Interior24Last logbook entryRead the whole story

My build story of a UH-1Y 1/6

Vario 412 1:6Building TechniquesFuselage & AirframeLighting
+77more
How People Feel About This Post12 pilots reacted
59 comments
Thomas D.United StatesMay 3, 2022
Build Story20 Chapters
1Unpacking2Pre-Assembly3Canopy and tank4Canopy, tank, airframe fitting and assembly5Turbine ECU, pumps and other accessory layout.6Canopy, electronics, tail rotor shaft bearings7Turbine Exhaust8Skids9Servo linkage, receiver and transmitter setup.10Turbine Exhaust Support11First test flight12Lama Painting Process13Canopy prep and painting14Canopy glazing and accessories.15Wiring, interior, baskets, canopy, skid mirrors, ballast16Accessories, hanger wheels, snow shoes17Snow Shoes18Hopper tank, brackets and transport dolly19Final Completed pics and flying20Lessons learned to dateRead the whole story

Vario Starwood Lama Project Build

StarwoodBuilding Techniques
+254more
How People Feel About This Post
25 comments