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New Boomerang Sprint V2.

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New Boomerang Sprint V2.

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Old 11-01-2017, 12:35 PM
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Rick75
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Default New Boomerang Sprint V2.

We have another winner here.

Old 11-01-2017, 12:36 PM
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Old 11-01-2017, 12:45 PM
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Old 11-01-2017, 03:02 PM
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Nice to see a new paint scheme.. but Im sorry, there really wasnt anything wrong with the V-1 version. Flew mine welll over 700 flights without issue. The tip tanks are a nice addition but I was REALLY hoping that you would have dropped that ugly bulbous canopy

But all the same... Good to see you keeping the most purchased and successful flying turbine model of all time alive!

I recently redid mine based on Kenny Roberts famous TZ 750
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Old 11-01-2017, 03:34 PM
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If you look closely to the picture, the fuselage is a little longer towards the nose.
Old 11-01-2017, 03:38 PM
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Steve Collins
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Black wing leading edges? Seriously? I really like the new look otherwise but would have to put some yellow on that leading edge lest the plane disappear at an inopportune time.

Last edited by Steve Collins; 11-03-2017 at 10:34 AM.
Old 11-01-2017, 04:47 PM
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Len Todd
 
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Nice work Larry! Still love my Sprint. Will the new one hold up to a P-140?
Old 11-01-2017, 07:18 PM
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Default Good Demo

Larry,
Questions:
1. What receiver model are you using?
2. Are you running redundant receivers?
3. Have you tried the FrSky airspeed sensor?
4. Please supply info on the electric gear?
5. Are the brakes electric or air?

I still have the first Boomerang Intro sold in the U.S. Only damage ever was knocked the nose gear out on a prairie dog hole.
Sid
Old 11-01-2017, 10:49 PM
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Nice promotion video. Does it still contain a 4.5" dia turbin?

Jannica in Sweden
Old 11-02-2017, 07:04 AM
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Carsten Groen
 
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Originally Posted by Len Todd
Nice work Larry! Still love my Sprint. Will the new one hold up to a P-140?
The old would, seen a couple here with P160SX, held up fine (until one of them hit a tree, not the engine/planes fault )
Nice plane! But would think the black LE would be a problem (at least for me). Also it seems heavier than the old one (23 lbs empty) ?

Last edited by Carsten Groen; 11-02-2017 at 07:12 AM.
Old 11-02-2017, 07:58 AM
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Len Todd
 
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The second Sprint I owned, had a P-140 in it. It blew the Horizontal stab right off when I went from horizontal to straight up. Damn thing kept going horizontal, rolled and the wingtip touched the ground. Apparently the pilot was looking for moles. Anyway it cartwheeled and was scattered over 400'. The replacement Sprint holds up very well to my P-100. Just does not go as fast as the P-140 did. Got the Ultra Flash for speed. But, I keep flying the Sprint for a good comfortable relaxing jet flights. The Sprint is the best trainer out there. IMHO if you want to get your waiver, the Sprint is the way to go!
Old 11-02-2017, 09:39 AM
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do you guys have the CG back to where it will sit on its tail when empty and no canopy? that was how I remember my old one, Im going to maiden a new one, and it was calling for almost a pound in the nose along with 3 batteries, and I didn't thing that was appropriate.. Made the nose very heavy..

I thought I would put about 4 ounces in for the maiden, and then see which way to go from there.
Old 11-02-2017, 01:05 PM
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In my first Sprint I had a P-90, which is the same size as a P-140. To get the CG called for, I had to add 24 oz of lead in the nose. Eventually I took out about a pound and it still flew just the same. The current one has a p-100 in it, and it has no lead. But the three batteries are in the nose with two of them flat packs up above the nose gear. The Turbine battery is a 2S 5700 mah LiPo. The two Rxer batteries are 2000 mah 2S flat pack LiPos. Point being with that much battery no added lead was needed and I can fly it 10 + times w/o recharging.
Old 11-02-2017, 02:46 PM
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Originally Posted by Len Todd
In my first Sprint I had a P-90, which is the same size as a P-140. To get the CG called for, I had to add 24 oz of lead in the nose. Eventually I took out about a pound and it still flew just the same. The current one has a p-100 in it, and it has no lead. But the three batteries are in the nose with two of them flat packs up above the nose gear. The Turbine battery is a 2S 5700 mah LiPo. The two Rxer batteries are 2000 mah 2S flat pack LiPos. Point being with that much battery no added lead was needed and I can fly it 10 + times w/o recharging.
thx Len.. it has 2700 * 3 in the nose so I think I will add 4oz. and fly maiden. sounds about the same as what you are doing now.

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