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-   -   Robinson R66 (merged threads) (https://www.pprune.org/rotorheads/266788-robinson-r66-merged-threads.html)

R22DRIVER 5th March 2007 19:28

Its surprising how easy it is nowadys to place the sound of a turbine spooling up onto a video!!

Pity the shot is of the 44! Being at Robinson a few weeks ago, a prototype is a long way off from being built, never mind being placed out to be viewed by the fence!

Good editing though!

mountjoy 5th March 2007 19:29

Well it is on youtube, like the name goat though !

Chukkablade 5th March 2007 19:35

Has the footage been edited visually as well as audibly?

That mast looks higher than normal to me:uhoh: :confused: Optical illusion because of the angle?

mountjoy 5th March 2007 19:42

:ugh: Pictures of the R-66 airframe...they're out!

http://originalforum.justhelicopters...ThisThread.jpgAuthor: Anonymous Date: 3/4/2007 10:01:18 PM
http://i142.photobucket.com/albums/r...y5/r66goat.jpg

rotorspin 6th March 2007 06:19

listen carefully and you will hear the second turbine starting....

fitting 2 turbines under an R44 body..... :ugh:

FH1100 Pilot 6th March 2007 12:27

A free turbine can be confusing if you hear it start up. The first and most obvious noise comes from the compressor/gas generator section. But as the Power Turbine comes up to speed it can sound like that "second engine" starting. Listen closely next time someone starts a 206 in your general direction. You'll go, "How many engines are IN that thing??"

As for the fuselage, it would not surprise me at all if Frank installed the RR-300 in a modified R-44 airframe. That's just how things are done. The wider cabin will come later, once the powerplant installation is worked out. The "Goat" in the pictures and videos is likely just a test mule.

Frank will have an interesting time pushing this thing through certification. It'll be easy (uhh, "easiER") if he adds it to the R-44 Type Certificate. But if he goes for a separate "R-66" TC, all bets are off as far as certification dates. Either way, the taller mast and wider cabin will probably require the whole test flight regime to be done and documented again. The FAA is hardly any *less* conservative than they used to be. And, given Robinson's reputation, the FAA will probably be extra-cautious with them.

They've undoubtedly already been flying the mule - either with a C20B or maybe even an old C-18 just to see how it would perform and get some "rough" fuel calcs. Certainly, there have been rumors for over a year that people have been hearing the sound of a turbine coming from the Robinson plant. So they didn't just start on this yesterday. Disguised as a regular old R-44, it easily could have been trucked to a remote location for testing.

Let's give Frank some credit. This isn't going to be some half-arsed, cobbed together abortion. If and when Frank brings it to market, it will give the 206 a serious run for the money - not to mention putting that Enstrom 480 and Schweizer 333 right out of the game for good.

rotorspin 6th March 2007 13:30

AND THE ANSWER IS?

http://www.youtube.com/watch?v=JS0wSElkoZg

An old bit of you tube footage with a piston, with a 355 soundtrack....

I have far too much time on my hands, off to do something more interesting now I have proved that one. :rolleyes:

Does it really matter? The minute Frank launches the new beasty it will be pounced upon and ripped apart by this forum anyway.

Whirlygig 6th March 2007 14:27

A 355 soundtrack? Sounds more like a cross between a Daf 55 variomatic and a spindrier full of teaspoons!

Cheers

Whirls

ShyTorque 6th March 2007 21:26

Sounds more like a cross between a Daf 55 variomatic and a spindrier full of teaspoons!


I know you've driven both, Whirls :)

Whirlygig 6th March 2007 22:27

No ShyT, I never driven a spindrier full of teaspoons but, hey, you know, when your dishwasher breaks down, a girl's gotta do what a girl's gotta do! And it seemed like a good idea at the time!

Cheers

Whirls

ShyTorque 6th March 2007 23:08

Actually, I meant the old Alfa! Teasponns? One lamp or two? :E

No, I'm only joking.... :)

Whirlygig 6th March 2007 23:13

Well, the way my OLD Alfa went through headlight bulbs, then I would have to say "one lamp", wouldn't I!

Cheers

Whirls

ShyTorque 6th March 2007 23:19

Precisely :)

:ok:

bladewashout 7th March 2007 10:32

My mum had a daf 55 variomatic, and as a tender youth I was horribly embarrassed to be seen in it...

It was a particularly cr*ppy car and the rubber bands kept breaking.

At least Frank's rubber bands generally stay where they are... do you think he will retain belt drive in the 66?

BW

mountjoy 17th May 2007 18:09

Ah yes the GOAT....
 
http://i142.photobucket.com/albums/r...y5/euror66.jpg

IntheTin 17th May 2007 23:40

A friend of mine was asking about where the name for the R66 'goat' came from? When I thought about it I really had no idea.

Anyone like to help? :ouch:

Bravo73 18th May 2007 07:27


Originally Posted by IntheTin (Post 3295406)
A friend of mine was asking about where the name for the R66 'goat' came from?


Maybe because it's going to be hard working, will eat/drink anything and be very, very ugly...? :E

Bravo73 31st October 2007 19:31

Is this an actual shot of the R66?

http://robinsonhelicopters.org/forum...tach=199;image

(Sorry for the pic size)

http://registry.faa.gov/aircraftinqu...&cmndfind.y=16

Revolutionary 31st October 2007 22:05

Whirls, funny you should mention the DAF in connection with the R66 turbine, because in an alternate universe populated by the Dutch there exists this:

http://www.youtube.com/watch?v=EUW5F05D7ZM

By the way, having the variomatic means it'll go just as fast in reverse.

N707ZS 31st October 2007 23:00

Boring! Thought it was going to crash, break like most DAF 66s.


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