Titan Crane

$24.99

The Titan Crane is a 2.2m wingspan Glider built for the avid aerospace enthusiast - featuring 6 digit laminar flow airfoils for the pure cool factor as well as an extremely aerodynamic fuselage. It’s gorgeous in the air as well as on the ground and flies with fantastic efficiency. Crane is capable of flying for up to 2 hours and 125km on a single charge, under power that is. The fun starts when the thermals hit and it’s power-off soaring endlessly into the distance.

Crane can be built as light as 1100g before electronics with a safe all-up-weight of 1.8-3kg. All parts print support-less. The fpv camera can be mounted on Crane’s left wing (or right, if you mirror it as such) and features an incredible view of the nose and folding propeller. We recommend using a folding propeller to minimize drag and take full advantage of the razor thin frontal area. It was designed to fly faster than your typical glider, and prefers to cruise around 55-65km/h. Crane’s dedicated flaps can be deployed to slow it down for a more leisurely cruise when desired.

We hope you enjoy many beautiful flights with the Titan Crane!

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The Crane includes provisions for mounting a DJI/Caddx digital FPV system or traditional analog. We built ours with DJI and it was an absolute blast to fly. There is also an option for no FPV.

The highlight of the Crane - The use of 6 digit laminar flow airfoils on both the wings and stabs. The root of the wing features a NACA 63412 a=1.0, which morphs into a NACA 63410 a=1.0 and ultimately becomes a NACA 0010 at the very tip. The stabs on the V-tail are a NACA 63010 a=1.0

Huge thanks to Conor C for beta testing and printing the Crane alongside us! We had a lot of fun wiring and flying it together

Spars

  • (2) 8x1000mm (main wing spars)

  • (2) 4x600mm (flap/aileron hinge)

  • (2) 2x200 (wingtip)

  • (2) 4x400 (wingtip)

  • (2) 4x200 (vtail)

  • (2) 2x200 (vtail control surface hinge)

  • (2) 4x400 (fuselage floor - optional)

Materials

  • 6x3mm magnets for the canopy and hatch

  • M3 threaded inserts (~6mm height)

  • M3 bolts of various sizes

  • 220x220x220 minimum size print bed (Ender 3)

  • Control horns (this one)

Tips & Tricks

Recommended electronics:

  • Video: DJI or analog 1.2/5.8ghz

  • Control link: Dragonlink / TBS crossfire / ELRS

  • Motor: Crane supports a wide range from 2212 to 3510. We used a 3510 700kv motor

  • Prop: 9/10/11/12x8.5 or 13x7 folding prop. We used a 12x8.5 folding APC prop

  • Battery: 4000mah 4S Lipo / 4S2P 7000mah to 4S3P 10500mah or similar

  • Flight controller running Ardupilot (such as Matek F405-WTE)

  • Matek M8Q-5883 GPS

  • Blheli 35a ESC (lighter the better)

  • Emax ES08maii servos (for wire clearance)

Print settings

  • Single wall

  • 4 top/bottom layers

  • 0.3mm layer height

  • 3% cubic subdivision infill

  • Avoid warping by using a glass bed + glue stick

  • Set horizontal hole expansion setting correctly (try 0.25) for spar fitment

  • NO supports needed!

Other recommendations

  • Land with half flaps - full flaps hinders pitch authority ever so slightly at low airspeeds

  • Autotune or bump PIDs significantly for snappy performance

  • Aim for an AUW between 1.6kg and 3kg

  • Place CG 52-57mm from leading edge (wing is marked at 55mm underneath)

  • Give it a nice run up + hard throw into the wind on launch

Reinforcement

  • Apply rubberized tape / duct tape to the bottom of the fuselage for protection against harsh landings

  • Brush epoxy on the nose area of the fuselage to reinforce it for landings

Additional Info

  • Wingspan: 2200mm

  • Wing area: 3250cm^2

  • Max takeoff weight: 3kg

Fuse3.stl has been updated as of 1/16/22. Please download it here