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Old 12-02-2010 | 09:30 AM
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Default Servos and Transmitters.

Hey, ok. I want to make a 3ch plane (throttle , rudder and alirons). I've got a rc 380 motor a 3ch reciver.I've got a big servo ( one used on rc cars) if that'll work. I'm not sure how i attach anything so help will be needed. Also The reciver is a 3ch car reciver will that work?
Old 12-02-2010 | 09:33 AM
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Default RE: Servos and Transmitters.

For an airplane that only used 3 channels, your configuration should either be (Throttle, Aileron, Elevator) or (Throttle, Rudder, Elevator)
Old 12-02-2010 | 09:48 AM
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Default RE: Servos and Transmitters.

Yeah, you forgot the elevator.. a key control surface. You don't want big (read.. heavy) servos. You want everything as light as humanly possible. Electric motors don't fly bricks very well..

Normally, the surface stuff and the airborne stuff don't mix. In fact, here in the US, the surface stuff uses 75 MHz and the air stuff uses 72 MHz. If your transmitter and receiver are 2.4GHz.. well, that's somewhat different. What kind of transmitter is it? Is it one of those car transmitters with the knob to steer? If so, well, that's not what you want to fly with.

If your budget is strained, then perhaps an inexpensive RTF (ready to fly) aircraft that comes with the right transmitter, receiver, and servos is what you need.

CGr
Old 12-02-2010 | 10:56 AM
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Default RE: Servos and Transmitters.

Well, i have around £100 and tbh i've gone more towards a 4ch. I need it to be a trainer. So any surgestions on a good kit?
Old 12-02-2010 | 11:02 AM
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Default RE: Servos and Transmitters.

Well, there are all sorts of these types of trainers for beginners. The advertizers here on RCU usually have ads that show their planes in the ad and sell for reasonable prices. I'm sure someone will come along soon and post something you can look at that will fit your needs.. there are soooo many of them out there, and everyone has their favorite.

Take a look at www.parkflyers.com they are an RCU advertizer and may have what you need. If you see something, please ask here for advice as to if it is appropriate for your needs.

CGr.
Old 12-02-2010 | 11:28 AM
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Default RE: Servos and Transmitters.

Hey, is this a good plane?
http://www.hobbyking.com/hobbyking/s...dProduct=12944
I want to fly in low wind. I have a lake witch i could use the floats which come with it on. Also all i need is a transmitter and lipo.
Quite good for <font style="font-family: Verdana,Arial,Helvetica,sans-serif; font-size: 14px;">GBP34.86 anyone like this aircraft?
</font>
Old 12-02-2010 | 11:29 AM
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Default RE: Servos and Transmitters.

http://www.hobbyking.com/hobbyking/s...idProduct=8338 add in this remote. I'm confused about the battery. it needs a <span>7.4v1300mAH 2S1PLipo which i cant seem to find. everything but!
</span>
Old 12-03-2010 | 10:55 AM
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Default RE: Servos and Transmitters.

Bumpy...
Old 12-03-2010 | 11:44 AM
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Default RE: Servos and Transmitters.

Yeah, I suppose that would work ok. Have you flown RC before?

CGr.
Old 12-03-2010 | 11:46 AM
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Default RE: Servos and Transmitters.

If you don't have any flying experience, then you might want to fly something on land before you venture out with a float plane, unless you have a row boat handy.

CGr.
Old 12-04-2010 | 01:33 AM
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Default RE: Servos and Transmitters.

Well, i have 3 years EXP in helicopters. And it comes with wheel landing gears too!
Old 12-04-2010 | 03:25 AM
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Default RE: Servos and Transmitters.

Well, at least you know the difference beween right and left.. You will probably need a minimum of training with fixed wing to bring you up to speed on fixed wing flying, so you should be fine with that plane.

To answer your other question, 2S1P is simply 2S or an ordinary two cell LiPo. The 2S = 2 batteries in series, normal config for two cells. The 1P = 1 parallel is just the terminology for a two cells in series = a 7.4 volt pack.

CGr.
Old 12-04-2010 | 03:40 AM
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Default RE: Servos and Transmitters.

I'm still confused. Can you post a pic or a link to the type of battery i need, sorry
Old 12-04-2010 | 03:53 AM
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Default RE: Servos and Transmitters.

http://www3.towerhobbies.com/cgi-bin...&I=LXTCE1&P=ML

Just go to any battery supplier, find LiPo, and just take a look. The basic, very basic configuration is 2S for two series or two cell or 3S for three series or three cell pack.

Our receiver cells for glow operation, for instance is 4.8 volts for four cells in series.. 1.2 volts per cell connected in series.

The below drawings show two samples of the same thing: 2 cells in series, or 2S. It is also called 2S1P. Why they add the 1P I have no idea except that it is not 2P. That would look like the third picture. Parallel = additive current same voltage. Series = additive voltage, same current.

CGr.
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Old 12-04-2010 | 09:06 AM
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Default RE: Servos and Transmitters.


ORIGINAL: CGRetired

http://www3.towerhobbies.com/cgi-bin...XTCE1&amp;P=ML

Just go to any battery supplier, find LiPo, and just take a look. The basic, very basic configuration is 2S for two series or two cell or 3S for three series or three cell pack.

Our receiver cells for glow operation, for instance is 4.8 volts for four cells in series.. 1.2 volts per cell connected in series.

The below drawings show two samples of the same thing: 2 cells in series, or 2S. It is also called 2S1P. Why they add the 1P I have no idea except that it is not 2P. That would look like the third picture. Parallel = additive current same voltage. Series = additive voltage, same current.

CGr.
thanks ALOT. I'll go to the hobby shop and get'em there. Then I'll buy more from hobbyking.


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