VIDEO OF THE WEEK_____________

Nice video essay of the Twin Comanche. Wonder what the passenger thought of the low pass?

LAST WEEK__________________

We get an excellent pilots point of view flying a P51. What an office

PREVIOUSLY_________________

Engineering and skills combined to create the unbelivable. In the Zone

 Super light, super responsive, super performance. True aerial Ballet

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retracts

THE FUN, EXTRA BITS____________

Once you've built an aircraft like this it is something to be proud of when you take it to your local field. Nothing wrong with enjoying the accolades of showing off your new project but what about the extra bling. Retract? That's a given. Flaps? That'll be fun. What about lights and cameras? Why not.

That's enough bling. On starting this project I immediately order curtain parts from Hobby King (free plug) that I needed to design around. The retracts I bought turned out to be ideal as they fitted nicely into the wing. The 'real' Twin Comanche sits low to the ground. It is the only twin that allows you to step straight onto the wing without a step. It also floats more in ground effect, something that some pilots have a problem with. The short leg means that I can't practically add shock absorption to the leg. That's OK, strong supports and soft landing... no problems.

As for the flaps, I will simply sequence them with the landing gear... Wheels Down... Flaps Down.

Nav light covers

 Vacuum formed nav lights
covers

Mini cams

 Mini Cams

Lights, well I found red, green and white flashing diodes (LEDs) on Ebay. I've paired then with the right resisters and they will be in stalled on the tip tanks and fin.

Cameras, yes plural. I have two of those tiny pocket video cameras. The picture quality is not brilliant but OK on an bright day. The important thing is that they are small and cheap. I've stripped the casings off them and will design a system to easily mount them in the tip tank, looking back at the aircraft profile and one in the top fuselage looking forward over the aircraft. I will use my newly built plastic vacuum former to create clear covers for lights and cameras.

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 iconABOUT THE WEB MASTER_____________

Hi, my name is Neville and I am the Webmaster and the person behind this site and the RC Twin Comanche build.

I grew up around aircraft. My father was one of the first helicopter pilots in Australia. We moved house in a Bell47, chased buffalo and emu at 50 feet and I was the kid in the helicopter with Santa at the school fete. A lazy eye stopped me from becoming a commercial pilot but it didn't crush my love of flight. I've flown GA, LSA and own a Pegasus Trike. Over the years my father owned a Tiger Moth, an Auster and built and flew a Rotorway Talon. (He passed away in 2014 - Thanks Dad for instilling that love of flying in me.)

My career was in television as a cameraman, journalist and producer, a career that offered me plenty of air time in choppers and GA aircraft. At the moment I don't fly, Unfortunately, at 52, seven years ago I was diagnosed with renal cancer. That was a real game changer... It led to several major surgeries and put me on the medical treadmill, scans, test, biopsies, countless hours in waiting rooms, that is the nature of the beast. I am not complaining because it has kept me alive. I do what the doctors tell me and it has held me in good stead so far. Last year (2015), I was fortunate enough to be selected to be part of a new drug study which is keeping me reasonably healthy but the side effects slow me down. The disease is considered terminal but the new treatments are slowing it down and the latest developments give some reasonable hope of survival.

I still work doing online marketing, web development and so on for small to medium businesses but I don't stress about my work and don't need to make excuses when I need time out in the workshop. What I did need however was a new project.

I am really impressed with the new era in radio control equipment. It's so much cheaper and the advancements in electric motors... I couldn't believe the power when I recently bought and used a brush-less motor. So, if I'm going to build an RC aircraft, what should I build? Needs to be a multi, smart looking, I want retracts... Has to be a Twin Comanche, the best looking twin out there.

So, it began. There is a great deal of satisfaction in projects such as this one... take an idea... plan it... develop it and communicate it and hopefully, get some feedback.

I do not pretend for one minute to be a guru when it comes to building RC aircraft however I enjoy the mental challenges and developing my skills and... simply... I need aviation in my life.

 

A few photos from a life around aviation -

 

BND 1954

My Father's Tiger 1954

Mum Chopper

Mum and I over 50 years ago. This 47 was used for mapping parts of Antarctica, Northern Australia and New Guinea in the 50s and 60s and now hangs in the Antarctic museum in Hobart, Tasmania.

Auster KSB

Our Auster, VH-KSB.

Helicopter fishing

Dad living the dream. Heli-fishing in the Talon he Built

Rotorway accident

We walked away from this unfortunate accident. There's nothing more horrific than the sound of those rotor blades when they first start hitting the ground.

Pegasus trike

My Pegasus Trike. Best looking trike around.

______________________________________

(Due to privacy concerns, I have elected to withhold my full name)

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POWERED GLIDER_____________

My 2 meter, scratch built glider has had several nose in prangs and although I've had to rebuild the fuselage, the wings have remained undamaged. On this project I used two 2 meter lengths of 12mm aluminum tube with several cross section supports riveted to the spars. The flat bottomed aerofoil section allowed me to glue the spars directly to the bottom wing panel and foam was used to build the aerofoil and covered with sixteenth balsa.

Glider wing

powered glider

glider wings complete

The pedestal mounted motor has created a few thrust-line headaches. Sudden power pitches the nose down. I'll post more on this soon. 

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PA-30 AND PA-39  TWIN COMANCHE PERFORMANCE_____________

Piper PA-30 B Twin Comanche
Horsepower: 160 Gross Weight: 3600 lbs
Top Speed: 178 kts Empty Weight: 2210 lbs
Cruise Speed: 169 kts Fuel Capacity: 90.00 gal
Stall Speed (dirty): 60 kts Range: 770 nm
Takeoff Landing
Ground Roll: 950 ft Ground Roll 700 ft
Over 50 ft obstacle: 1570 ft Over 50 ft obstacle: 1875 ft
Rate Of Climb: 1460 fpm Rate of Climb (One Engine): 260 fpm
Ceiling: 18600 ft Ceiling (One Engine): 5800 ft

Piper PA-30 B Turbo Twin Comanche

Horsepower: 160. Gross Weight: 3725 lbs
Top Speed: 209 kts Empty Weight: 2408 lbs
Cruise Speed: 194 kts Fuel Capacity: 120.00 gal
Stall Speed (dirty): 60 kts Range: 1100 nm
Takeoff Landing
Ground Roll: 950 ft Ground Roll 700 ft
Over 50 ft obstacle: 1570 ft Over 50 ft obstacle: 1875 ft
Rate Of Climb: 1460 fpm Rate of Climb (One Engine): 260 fpm
Ceiling: 30000 ft Ceiling (One Engine): 19000 ft

Piper PA-30 C Twin Comanche

Horsepower: 160 Gross Weight: 3600 lbs
Top Speed: 178 kts Empty Weight: 2270 lbs
Cruise Speed: 172 kts Fuel Capacity: 90.00 gal
Stall Speed (dirty): 60 kts Range: 785 nm
Takeoff Landing
Ground Roll: 940 ft Ground Roll 1215 ft
Over 50 ft obstacle: 1530 ft Over 50 ft obstacle: 1870 ft
Rate Of Climb: 1460 fpm Rate of Climb (One Engine): 260 fpm
Ceiling: 20000 ft Ceiling (One Engine): 7100 ft

Piper PA-30 C Turbo Twin Comanche

Horsepower: 160 Gross Weight: 3725 lbs
Top Speed: 214 kts Empty Weight: 2416 lbs
Cruise Speed: 209 kts Fuel Capacity: 120.00 gal
Stall Speed (dirty): 60 kts Range: 1100 nm
Takeoff Landing
Ground Roll: 990 ft Ground Roll 1250 ft
Over 50 ft obstacle: 1590 ft Over 50 ft obstacle: 1900 ft
Rate Of Climb: 1290 fpm Rate of Climb (One Engine): 225 fpm
Ceiling: 30000 ft Ceiling (One Engine): 17000 ft
Piper PA-39 C/R Twin Comanche
Horsepower: 160 Gross Weight: 3600 lbs
Top Speed: 178 kts Empty Weight: 2270 lbs
Cruise Speed: 172 kts Fuel Capacity: 90.00 gal
Stall Speed (dirty): 61 kts Range: 785 nm
Takeoff Landing
Ground Roll: 940 ft Ground Roll 700 ft
Over 50 ft obstacle: 1530 ft Over 50 ft obstacle: 1870 ft
Rate Of Climb: 1460 fpm Rate of Climb (One Engine): 260 fpm
Ceiling: 20000 ft Ceiling (One Engine): 7100 ft

 Piper PA-39 C/R Turbo Twin Comanche

Horsepower: 160 Gross Weight: 3725 lbs
Top Speed: 214 kts Empty Weight: 2416 lbs
Cruise Speed: 192 kts Fuel Capacity: 120.00 gal
Stall Speed (dirty): 61 kts Range: 1188 nm
Takeoff Landing
Ground Roll: 990 ft Ground Roll 725 ft
Over 50 ft obstacle: 1590 ft Over 50 ft obstacle: 1900 ft
Rate Of Climb: 1290 fpm Rate of Climb (One Engine): 225 fpm
Ceiling: 25000 ft Ceiling (One Engine): 12600 ft

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Rhino Testing__

Aerotuff__

Vacuum Forming__

JUST ADDED________

nacelle added

TOP VIDEO_________

video of the week

HANGAR_______

Join our online community and upload your pictures, share your build, your flights and all things associated with your interest in the Twin Comanche.

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