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RE: CMP/GSP Spitfire - 5/16/2005 4:36:44 PM   
docrob



Posts: 98
Joined: 10/13/2004
From: New Delhi, INDIA
Status: offline
quote:

ORIGINAL: Phantom pty

This sure is a nice looking Spit docrob ..!!! Who makes it , where can it be purched..

Rgds

LE


Thanx Phantom...sorry for the delay in replying. My son is here from Windsor, Canada on a holiday between his semesters and I've been kinda busy with him.
This is a Phoenix ARF, and here in India, we get them from Singapore. They are made in Vietnam. I'm pretty certain Tower Hobbies keeps Phoenix kits and I'll scout around to see if I can find a link for you.
I have 4 Phoenix ARFs, a trainer Mustang, a Super Decathlon, this Spitfire and a high wing trainer that we've put on floats (Click here for the floatplane).
Having built (and crashed and rebuilt) these kits, I must say the build quality is outstanding and the planes handle really well.

< Message edited by docrob -- 5/16/2005 4:39:56 PM >


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Flawless one point landing

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RE: CMP/GSP Spitfire - 5/16/2005 8:20:13 PM   
runover1



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Joined: 4/27/2003
From: Lancaster, PA, USA
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docrob,
That is exciting, watching the video of the float plane. What takes you to India. I love the spectators' cheers and the cattle accross the pond.

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Enjoy everyday with the freedom of knowing it is a new day, even if you crash.

(in reply to docrob)
       Post #: 77

RE: CMP/GSP Spitfire - 5/17/2005 3:49:34 AM   
docrob



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From: New Delhi, INDIA
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runover, I live in India. I am a practising doctor here, a urologist and andrologist, heading the department in one of Asia's largest Spine Surgery centers. Yeah, it's a totally different experience flying here....it's a lot of fun with all the spectators, mostly children who gather around at the first sound of a fired up engine and the cattle are omnipresent and most of the times on your landing approach you have to abort because some misguided calf decided to chew the grass off your proposed landing strip.

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Flawless one point landing

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       Post #: 78

RE: CMP/GSP Spitfire - 5/17/2005 3:30:51 PM   
runover1



Posts: 663
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From: Lancaster, PA, USA
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Well, prior to installing servos, control rods I decided to balance and weigh all of the componets. I placed everthing inside where it should go, bolted the wing on and balanced it at 4 7/8" from the LE CG. I only had to add 1 ounce to the rear, which I thought was amazing, and it came in at 10 lbs. 4 ounces. That is even within the specs and with pushing the RCV 120 1 1/2" forward of the firewall, amazing. I can't wait to pull it all back apart and put it together permanently.
Does anyone know if the RCV 120SP will be a good smoke producing motor? It crossed my mind.

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Enjoy everyday with the freedom of knowing it is a new day, even if you crash.

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       Post #: 79

RE: CMP/GSP Spitfire - 5/17/2005 4:20:53 PM   
runover1



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From: Lancaster, PA, USA
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quote:

ORIGINAL: docrob

the cattle are omnipresent and most of the times on your landing approach you have to abort because some misguided calf decided to chew the grass off your proposed landing strip.

That is why the floats are good. At least you do not have to worry about hippos.

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Enjoy everyday with the freedom of knowing it is a new day, even if you crash.

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RE: CMP/GSP Spitfire - 5/17/2005 4:56:58 PM   
docrob



Posts: 98
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From: New Delhi, INDIA
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quote:

ORIGINAL: runover1
That is why the floats are good. At least you do not have to worry about hippos.


HA! You think so???? There are legends about sizes of fish caught in that lake that I don't even want to THINK about.

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Flawless one point landing

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       Post #: 81

RE: CMP/GSP Spitfire - 5/18/2005 12:02:06 PM   
jcilia


 

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Joined: 5/21/2003
From: Bkara, MALTA
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Phantom sorry for the late reply but I don't seem to be getting an e-mail when new posts are submitted, re fuel proofing and also paint protect as the wings chip so easily I use polyutherane base which is mixed 1: 5 with white spirit sort of a varnish obviously the spirit evaporates and leaves a matt finish which is both fuel and scratch proof ( the latter depends on the type of scratch).

Joe

(in reply to Phantom pty)
       Post #: 82

RE: CMP/GSP Spitfire - 5/18/2005 4:05:50 PM   
Dave03B


 

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sorry guys, do need some guidance. please see post #68

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RE: CMP/GSP Spitfire - 5/18/2005 4:51:27 PM   
BlueMax3


 

Posts: 269
Joined: 10/12/2002
From: Livermore, CA, USA
Status: offline
quote:

ORIGINAL: runover1

Well, prior to installing servos, control rods I decided to balance and weigh all of the componets. I placed everthing inside where it should go, bolted the wing on and balanced it at 4 7/8" from the LE CG. I only had to add 1 ounce to the rear, which I thought was amazing, and it came in at 10 lbs. 4 ounces. That is even within the specs and with pushing the RCV 120 1 1/2" forward of the firewall, amazing. I can't wait to pull it all back apart and put it together permanently.
Does anyone know if the RCV 120SP will be a good smoke producing motor? It crossed my mind.


That's pretty light for that plane. It should have great performance at that weight with a 120.

Travis

(in reply to runover1)
       Post #: 84

RE: CMP/GSP Spitfire - 5/23/2005 4:09:40 PM   
SJN



Posts: 4390
Joined: 9/28/2002
From: Copenhagen, DENMARK
Status: online
It has flown!


But I have messed up. Somehow there is too much down thrust on my engine. It makes it quite unpleasant to fly.
I had 3 flights before I went home again.

First takeoff, I held full up elevator, and gunned the throttle to full, and eased off elevator once airborne. Cool I thought not much trimming to do. Then as it began to pick up speed, I could REALY feel that the elevator was very sensitive. I had not checked the manual for throws, and sorta just eyeballed it.... Ahh well, not too bad, I could handle it.
I flew around a bit and enjoyed the awewsome look of the spitfire in the air.

I then came in for landing. Chopped the throttle, and it just floated in like a nice big glider Land speed was very slow, and I became concerned that I would stall, but the elevator was very twitchy, So I just let her settle in slowly. Once it touched down, the left main gear strut rotated, and the spit just stoped right there, and nosed over. No big deal, it was a VERY slow landing.

I think I must have forgotten to tighten the set scres on the left leg..ooops


Well, next flight, I had halved the elevator movemnt in the radio.
Full up elevator, and I gunned the throttle to full again. It rolled a bit, and went strait on its nose now.....dang
I had now removed so much elevator, that it would just nose over now as it couldn`t hold the tail down anymore.

Anyway, I gave it a bit more throw, and gave it -25% expo to soften it up.
This time, I graduly increased the throttle to full power as you realy are supposed to, and she lifted off fine

This time, I flew around again, but at different throttle settings. I could feel, as I let the throttle go to idle, it would nose up quite a bit. Hmm...is CG wrong or something.... I climbed up high, and set her into a dive with the throttle at idle. It just accalerated smoothly down, pulled very very slightly up again by itself. This is how it is supposed to be. Im satisfied with the CG.

Well, I came in for landing again, and I was a bit too high, and a bit too fast, so I overshot the field. At middle of the field I could see that I had to go around, I gave it full throttle. Jeeeeez, it pulled the nose down alot, and I almost hit the runwway!

I made another atempt, and came in a little "fast" even though its realy slow, and set her down nicely. It nosed over again after roling a bit.


Next takeoff went smoothe. The Webra 90 2 stroke, 14/7 prop with no nitro is more than enough to get her flying. Its a very good match for this plane. I enjoyed flying around, but got annoyed about the pitch change with variable throttle settings. Easing off power, makles the nose go up, and adding throttle makes the nose go down. You cant realy trim the plane right when it does this

I looped and rolled a few times, and did some slow flying to see how it stalles. It does a VERY mild stall. Very satisfied with that.

I took her down for landing again, and came in slow....All was good I thought, but then the main wheels bumped the landing strip, and she was airborne again! But it was rediculiosly slow , and about half its wingspan up in the air again! Ohh noo... I pulled full elevator, and it tilted slowly to the left, and I gave it full right aileron, and it made a beutifull mushy 3 point landing, and it hadn`t nosed over

I felt I better go home and fix the engine position before my luck would finaly run out

NEVER take the LAST flight



Next time, I hope everything will be sorted out. The plane feels rock steady, and with the mild stall tendancies....almost like a delta wing, it doesn`t get much better. Take-off and landing without it nosing over is just a technique that I have to get better at. thats just how these planes are


Over and out




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RE: CMP/GSP Spitfire - 5/23/2005 4:16:21 PM   
Dave03B


 

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RE: CMP/GSP Spitfire - 5/23/2005 8:14:18 PM   
runover1



Posts: 663
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From: Lancaster, PA, USA
Status: offline
Cool, What are the red dots for on the front of the wing, are they stripes on the bottom? Did you paint your cockpit?

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Enjoy everyday with the freedom of knowing it is a new day, even if you crash.

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       Post #: 87

RE: CMP/GSP Spitfire - 5/23/2005 8:26:13 PM   
SJN



Posts: 4390
Joined: 9/28/2002
From: Copenhagen, DENMARK
Status: online
Im quite sure the red tape is to prevent debris/contamination into the gun barrels until they are needed.

I have painted the cockpit floor green. I had to do something

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