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Experience RC . Heli-Max . Hobby Hut

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Century Hawk - 50NX - Raven - Predator > Raven 50 and OS55.
 
 
J Kofoed
Senior Heliman
Location: Denmark

My Posts This: Topic  Forum
Now that is the new OS55 in trade, I am considering buying it for my Raven 50.
But is the Raven 50 mechanically strong enough for the huge engine?

Best regards Jesper Kofoed
09-09-2009 09:42 AM
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FBoss
Key Veteran
Location: Aurora Indiana USA

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Raven should be able to handle it. Especially considering the 2 stage power system and metal side frames. Perhaps better suited than most.

The good ole times are now ,Hawk, Raven, Raven NX, Logo 10
09-09-2009 11:47 AM
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Blade_Master1
Elite Veteran
Location: Canada

My Posts This: Topic  Forum
I am running TT redline 53 in mine with out issues. it is a stronger motor then the hyper 50



F-27
MSR
Terminator Raven
NX Pro
Raven50
K50
HawkPro(~rip)
Swift 550
09-09-2009 12:12 PM
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J Kofoed
Senior Heliman
Location: Denmark

My Posts This: Topic  Forum
The Raven 50 has only a 6 mm spindle.
What maximum speed do you have on the rotor?

Best regards Jesper Kofoed
09-09-2009 01:32 PM
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Furious Predator
rrProfessor
Location: Kitchener, Ontario, Canada

My Posts This: Topic  Forum
Quote 
The Raven 50 has only a 6 mm spindle.
What maximum speed do you have on the rotor?

i have mine set to 2100 on the revmax.

I myself am a hardcore YS fan, I will wait for the YS56

Shawn
Team Leisure-Tech
Team HelixRC
09-09-2009 09:36 PM
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Blade_Master1
Elite Veteran
Location: Canada

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you could put a Swift CNC head on it with a 4mm flybar
I believe the swift spindle is a 9mm
certainly a better head then the Ravens' CNC head
Same price to

F-27
MSR
Terminator Raven
NX Pro
Raven50
K50
HawkPro(~rip)
Swift 550
09-09-2009 09:44 PM
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Furious Predator
rrProfessor
Location: Kitchener, Ontario, Canada

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its 8mm. the swift spindle is the same as the predator, just different length.

but the stock spindle on the raven works fine, why do you feel it should be bigger?

Shawn
Team Leisure-Tech
Team HelixRC
09-09-2009 10:30 PM
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Blade_Master1
Elite Veteran
Location: Canada

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Not that there is anything wrong with the 6mm spindle

Does anyone know why the Raven doesn't have a 8mm spindle like the Predator and Swift?

Please don't say it's because something has to give




F-27
MSR
Terminator Raven
NX Pro
Raven50
K50
HawkPro(~rip)
Swift 550
09-10-2009 02:04 AM
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oldfart
Elite Veteran
Location: Vancouver, Canada

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The Swift initially came with an 8mm aluminum spindle. Unfortunately it was not strong enough for high rotor speed 3D. Note that the 6mm steel one in the Raven proved good enough in these same applications.

I bet it was easier for Century to just change the initial 8mm aluminum one in the Swift to a steel one of the same size, rather then change it to a 6mm unit which would requir different bearings etc..

I would think that the power train my be a better place to look at making more heavy duty in a Reven with a bigger engine.

That is probably why one of the subtle changes in the NX-50, that many may not realize, is that it has a more heavy duty maingear and primary pinion then the Raven 50.

These two items (HI3056A maingear and HW3045B pinion) from the NX-50 may possibly be fitted to the Raven if you do go the Tim Taylor route.
09-10-2009 04:43 AM
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J Kofoed
Senior Heliman
Location: Denmark

My Posts This: Topic  Forum
Today I got fitted the new OS55 in my Raven 50th
I had flown two tours before sunset.
Until now a very positive experience of OS55.
I just need: COUNTER GEAR, 8.67:1 RATIO.

Best regards Jesper Kofoed
09-13-2009 07:26 PM
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Heli Wholesaler . JR-Spektrum . E-flite

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Century Hawk - 50NX - Raven - Predator > Raven 50 and OS55.
 
 
canbarelyhover
Veteran
Location: Sunnyvale, CA

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cool, you know you're now required to post video.

-James
got nitro?
09-13-2009 07:37 PM
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Experience RC . Heli-Max . Hobby Hut

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Century Hawk - 50NX - Raven - Predator > Raven 50 and OS55.
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