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Electric Osmose Building

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Old 04-17-2008 | 11:00 AM
  #326  
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Default RE: Electric Osmose Building

Great work there Isaac!

You might want to consider isolating the terminals inside the MCB case from each other, maybe squirt some silicone sealant between each terminal to prevent the possibility of a dead short through the terminals becoming loose! Just a thought.

How is the flying going with the electron powered Osmose? do you prefer it to YS Power?

Kind regards,

Andy.
Old 04-20-2008 | 12:13 PM
  #327  
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Default RE: Electric Osmose Building

hey nagery

Model TP6P10E Price 3.99
Description 6-pin 10" balancer extension for the tp 210 . it will help you when you Charg
(you need 4 like this).

the model look and fly good in the air next time i whant to fly your model mayby i will still it to italy.


Old 04-21-2008 | 05:17 AM
  #328  
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Default RE: Electric Osmose Building

Isaac.
Very nice looking plane.

I am a little concerned about the rear attachment of the battery tray, where the carbon rods are glued on to the wing tube sleeve.
Ref. pictures in post 291.
Are you sure this is strong enough?
(Just a thought...)

Regards,
Magne
Old 04-21-2008 | 12:25 PM
  #329  
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Default RE: Electric Osmose Building


ORIGINAL: Magne

Isaac.
Very nice looking plane.

I am a little concerned about the rear attachment of the battery tray, where the carbon rods are glued on to the wing tube sleeve.
Ref. pictures in post 291.
Are you sure this is strong enough?
(Just a thought...)

Regards,
Magne
Hi Magne

Till now the plane has 43 flights without any failure,
Take a look at the little plywood pieces, (post 233), where the carbon rods touch the wing tube, these are very essential.

Regards,

Isaac Najary
Old 05-07-2008 | 11:18 AM
  #330  
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From: Ramat Hashrone, ISRAEL
Default RE: Electric Osmose Building

I have now 74 flights on the Osmose, here are some data:

C.G. = 10 mm back from the center of the wing tube (243 mm from the root TE ).

Mixers:
RUD - AIL = left +3, right 0
RUD - ELE = left -2, right 0
THR - ELE = low -2, high 0
THR - RUD = low -2, high 0

Regards,

Isaac Najary
Old 05-07-2008 | 11:31 AM
  #331  
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Default RE: Electric Osmose Building

Now is the time to remove the wings adjusters and to save 14 gram more (4,853-4,839).

The final weight is 4,839 gram (With TP 5000 V2 Extreme).

Regards,

Isaac Najary
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Old 05-19-2008 | 07:41 AM
  #332  
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Default RE: Electric Osmose Building

Hallo Isaac,

how is the range you have to recharge to the batteries after a P09 (from less wind up to very strong wind).
I have seen in a previous post, you are using the APC 20,5x12WE. Does this prop also fit on strong winds?

Wolfgang
Old 05-20-2008 | 01:05 AM
  #333  
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Default RE: Electric Osmose Building

Hi Wolfgang

The 20.5 X 12 WE was too slow for strong winds, so I change it to 20.5 X 14 E (30 gam less).
For P-09 it takes from 3,800 mah to 4,200 mah, depending on the winds.

Regards,

Isaac Najary
Old 05-20-2008 | 02:15 AM
  #334  
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Default RE: Electric Osmose Building

Hi Isaac,

thanks for the info!

Regards,
Wolfgang
Old 05-30-2008 | 01:42 AM
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Default RE: Electric Osmose Building


Hello Isaac,

you wrote that you have the "C.G. = 10 mm back from the center of the wing tube".

I have the C.G. >10mm in front of the center of the wing tube - I started at about 0mm, but the Osmose didn't perform well with this C.G.

Do you have any idea why we have so different setups ?

Regards,
Christian
Old 05-31-2008 | 01:34 AM
  #336  
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Default RE: Electric Osmose Building


ORIGINAL: christian_oele


Hello Isaac,

you wrote that you have the "C.G. = 10 mm back from the center of the wing tube".

I have the C.G. >10mm in front of the center of the wing tube - I started at about 0mm, but the Osmose didn't perform well with this C.G.

Do you have any idea why we have so different setups ?

Regards,
Christian

Hi Christian

Firstly the C.G. location is personal preference and style.
But the only different setup I can think of is the location of the T-Canalizer, mine is on the fuselage, not on the canopy.
Where is the location of your T-Canalizer ?

Regards,

Isaac Najary
Old 06-02-2008 | 01:10 AM
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Default RE: Electric Osmose Building


Hi Isaac,

thanks for reply.

The T-Canalizer is on the canopy.
Do you realy think that the position of the T-canalizer has so much effect to the C.G. ?

Also knowing that C.G. position is of personal preference, 20mm difference as we have, seems for me to be very much ...

Regards,
Christian



Old 06-02-2008 | 04:09 AM
  #338  
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Default RE: Electric Osmose Building

More....

Last week on Friday the Celeb... Osmose first flew at a F3A competition.
Beautiful aircraft….

Very best regards

Amram

Old 06-02-2008 | 04:13 AM
  #339  
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Default RE: Electric Osmose Building

More....

Last week on Friday the Celeb... Osmose first flew at a F3A competition.
Beautiful aircraft….

Very best regards

Amram

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Old 06-02-2008 | 10:25 AM
  #340  
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Default RE: Electric Osmose Building

Just a quick reminder chaps, any fire proof box is not fire proof unless it is locked shut, if a fire happens inside, the expanding air will open the door or lid and let in Oxygen.

Mike
Old 06-02-2008 | 02:05 PM
  #341  
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Default RE: Electric Osmose Building

My C.G. is on the wing tube, T canalizer on the canopy, but the C.G. depends on carfully incidence adjustments on both wing and stab.

Regards
Old 06-03-2008 | 12:25 AM
  #342  
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From: Ramat Hashrone, ISRAEL
Default RE: Electric Osmose Building


ORIGINAL: christian_oele


Hi Isaac,

thanks for reply.

The T-Canalizer is on the canopy.
Do you realy think that the position of the T-canalizer has so much effect to the C.G. ?

Also knowing that C.G. position is of personal preference, 20mm difference as we have, seems for me to be very much ...

Regards,
Christian


Hi christian

Divergence of 20mm of the C.G. is very common, in the plan of the Oxalays (and other plans) the divergence of C.G. is 20mm.
There are so many variants that has influence on the C.G. location. For example, the distance between the wing and the stabilizer,
I think that in the ARF version of the Osmose the distance between the wing and the stabilizer is about 10mm shorter than what was marked in the mold.
Also in my Osmose the incidence of the wing is different from what was marked in the mold (see picture).

Regards,

Isaac Najary
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Old 06-20-2008 | 10:49 AM
  #343  
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Default RE: Electric Osmose Building

Here are some pictures.

Regards,

Isaac Najary
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Old 08-17-2008 | 01:43 PM
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Default RE: Electric Osmose Building

Hi Najary,

This looks like a sensational build and plane! I ready to set the incidences on my own Osmose. I see back in this thread where you showed the canopy line as zero, the T-can as zero, and the stab as zero.

What have you settlted on for wing incidence? On my installation, with the canopy line at zero degrees, the engine shows 1.75 degree down thrust.

Thank You,
Jim W.
Old 08-18-2008 | 09:07 PM
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Default RE: Electric Osmose Building

Hi Najary,

I had left mounting the T-cannalizer as the final step in the model, thinking this would be an easy step. Attached is a photo of my newly discovered situation. With the airplane jigged-up at zero degrees (canopy line and stab), the T-Can is more than 1.0 degree positive. In order to see how much I would need to adjust the T-Can, I added a 1/8" spacer underneath the trailing edge of the T-can as shown in the photo. This is still not enough to bring the T-Can to "zero" degrees.

I am thinking to trim the bottom of the T-can to get the correct angle. I will need to trim (starting at the LE) about 3/16" off.

Did your T-can arrive at the correct incidence, or did you need to go though a sanding to get it to sit at zero degrees?

Thank You,

Jim W.
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Old 08-19-2008 | 11:15 AM
  #346  
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Default RE: Electric Osmose Building


ORIGINAL: jim woodward

Hi Najary,

This looks like a sensational build and plane! I ready to set the incidences on my own Osmose. I see back in this thread where you showed the canopy line as zero, the T-can as zero, and the stab as zero.

What have you settlted on for wing incidence? On my installation, with the canopy line at zero degrees, the engine shows 1.75 degree down thrust.

Thank You,
Jim W.
Hi Jim,

In my Osmose the incidence of the wing is different from what was marked in the mold (see picture).

Regards,

Isaac Najary
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Old 08-19-2008 | 11:38 AM
  #347  
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Default RE: Electric Osmose Building


ORIGINAL: jim woodward

Hi Najary,

I had left mounting the T-cannalizer as the final step in the model, thinking this would be an easy step. Attached is a photo of my newly discovered situation. With the airplane jigged-up at zero degrees (canopy line and stab), the T-Can is more than 1.0 degree positive. In order to see how much I would need to adjust the T-Can, I added a 1/8" spacer underneath the trailing edge of the T-can as shown in the photo. This is still not enough to bring the T-Can to "zero" degrees.

I am thinking to trim the bottom of the T-can to get the correct angle. I will need to trim (starting at the LE) about 3/16" off.

Did your T-can arrive at the correct incidence, or did you need to go though a sanding to get it to sit at zero degrees?

Thank You,

Jim W.
Hi Jim,

My T-can did not arrive at the correct incidence, I needed to go though a sanding process to get it to sit at zero degrees.

See post 159, 160 first pic.

Regards,

Isaac Najary
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Old 08-19-2008 | 12:25 PM
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Default RE: Electric Osmose Building

Thanks Isaac,

I like how you made the T-can mountable from the top of the plane. I will think about doing that as well.

Thanks,
Jim
Old 09-14-2008 | 06:26 AM
  #349  
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Default RE: Electric Osmose Building

Well - One problem not to worry about anymore
Nonestop Flying Sunrise to Sunset....

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Old 02-13-2009 | 11:41 AM
  #350  
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Default RE: Electric Osmose Building

The following was sent to you through RC Universe:
-
Hi!Najary,
I'm really impressed with your OSMOSE building article.
My electric Osmose has been started. Could you inform me the parts of the Monokote? It was little hard to recognize through your pictures. I wish to order same color what you used.
By the way, my name is Kyuho Lee who lives in Florida US.
I've working on many RC and UAV stuffs as a work.

Please advise me Thanks,

Young

Hi Young

Here it is:

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Bottom:
http://www3.towerhobbies.com/cgi-bin...0421&search=Go

http://www3.towerhobbies.com/cgi-bin...?&I=LXHV22&P=7

Regards,

Isaac Najary


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