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Article #117: Model Airplanes Explained - From Static to Flying Models

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Model Airplanes Explained - From Static propeller turn. The elastic motor is
to Flying Models actually the most widely used engine for
28th February 2007 model airplanes, and can be found in
Author: Michael Cottier children's toys, all the way to
Model airplanes can be flying, or professional model aircraft.
non-flying scale models of airplanes that The reason the elastic motor is so
already exist, or imaginary ones that we popular of course, is because of its
would like to exist. Model airplanes are simplicity and the ability to have a long
usually constructed of balsa wood, lifetime. Also, there is no waiting for
fiberglass or foam. So many designs are the battery to charge or having to buy
possible, from gliders to large, very fuel for the engine. Of course the major
accurate scale models that are bigger drawback is that fact that it can only
then some people! run for a certain amount of time, which
There are two types of model airplanes, a depends on how long your rubber band is.
static non-flying model, or a flying Another simple propulsion method is
model. This is very important to choose storing compressed gas, CO2 to be more
right from the beginning, as construction specific, and having it come out the back
for each type will vary greatly. Of to push it along. You could even get real
course though, it is possible to turn a complicated, and have the CO2 power a
static airplane later on into a flying piston expansion engine. CO2 engines,
model, you would just need to do a major like elastic motors, are considered cold
overhaul and add the necessities to get power, because the engines become cold
it into the air. when running, not hot like fuel powered
Model airplanes that fly can usually be engines and batteries.
placed into one of the three different For most hobbyists though, the standard
groups. The first group is free flight, glow engine is the engine they use. A
which basically means that the aircraft glow engine runs on the same principal as
is built and designed to fly without any an internal combustion engine that is in
attachment to the ground (not even a your car, but is a very small version of
remote control). it.
The second group is control line flying, Most commonly used by RC model airplane
and this method has a cable or two enthusiasts, are two stroke cycle
leading from the wing to the pilot. So of engines, which use a glow plug to ignite
course it is not as realistic as a fuel. The fuel is just a mix of slow
wireless one is, but it ensures your burning methanol, nitro methane and some
airplane won't just fly away. kind of oil lubricant. Company's who make
The last group is radio-controlled model model airplane glow engines, rate their
airplanes, which are the most intriguing size in terms of engine displacement. The
and fun to fly, since you have complete most common sizes range from 0.01 cubic
freedom of movement and YOU get to inch to over 1.0 cubic inch.
control it. The simplest, and most beginner friendly
There are some rc airplanes that resemble models are electric powered model
real aircraft, just like static models, airplanes, which use a battery to power
but are harder considering that since the engine. The speed is controlled
they actually fly you have to continually through an electronic speed control,
keep it looking nice and the engine which will regulate the output of the
running smoothly. motor. Of course the best model airplanes
RC aircraft though do come in many to put an electric motor in, is small and
different types, as there are even remote lightweight ones.
control birds, dinosaurs, and flying lawn If you want a big, heavy airplane, then a
mowers! The various forms that can be glow engine fuel powered airplane is what
accomplished are endless, and make for you want. If you just want a simple small
some pretty interesting looking aircraft. model airplane, then you want an electric
For free flight model airplanes, an RC airplane.
elastic motor is usually used to power View our great selection of high quality
them. An elastic motor is simply a rubber model airplanes that will fit your needs
band that is wound up very tight before at RC Model Airplanes.
flying, and then released to make the






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