What does 1 2a mean?
Table of Contents
1/2A is .050 or less.
What is control line model?
Control line (also called U-Control) is a simple and light way of controlling a flying model aircraft. The aircraft is connected to the operator by a pair of lines, attached to a handle, that work the elevator of the model. This allows the model to be controlled in the pitch axis.

What is a 1 2a airplane?
1/2a Kits. 1/2a size models are the easiest size to start with, because they are small, easy to build and the least expensive (generally about $50 to $60 for kit, engine and accessories). The 1/2a (half-a) class means that the engine’s displacement is typically from . 049 to . 051 cubic inches.
What is an engine class?
Engine class represents the basic interface to the Maple session. Engine starts, restarts, and stops the Maple session. It also allows for the evaluation of arbitrary strings, access to Maple help pages, and the creation of new Maple objects.

What is control line combat?
Control Line Combat is the most exciting of all the model flying events to fliers and spectators alike. Two models have a string and crepe paper streamer attached to their tails and the object of the event is to cut the streamer from your opponent’s plane.
What is control line and building line?
CONTROL LINE means a line on either side of a highway or part of highway beyond the building line fixed in respect of such highway by the Highway Authority.
What game engine does Mario Kart use?
Share All sharing options for: Nintendo is using Unreal Engine 4, and Miyamoto says they have it ‘mastered’
How do cars run?
Most automobiles are powered by an internal combustion engine. Fuel, usually gasoline or petrol, is burned with air to create gases that expand. A spark plug creates a spark that ignites the gas and makes it burn. This energy moves through cylinders in which pistons slide up and down.
Why is the control line?
Employers apply control lines at different sites to give a visual and physical reminder for unauthorized employees to avoid certain controlled areas. A control line is a safety tactic serving to prevent the occurrence of injuries or deaths, which carry major consequences to employers and employees.
What is a good beginner stunt model to build?
Another good beginning stunt model is the Stuntman 23 by Carl Goldberg. I built several of these models as a kid. This model can do the AMA beginner pattern, if powered with the right engine. Also, Brodak’s Basic Trainer is a bargain at less than $15.
What does 1/2A mean on an engine?
The 1/2a (half-a) class means that the engine’s displacement is typically from .049 to .051 cubic inches. Start with the right power plant.
What kind of line do you use for a control handle?
For one thing the line spacing too wide and the leadout wires is too heavy which hinders your control response. I like to use the SIG 1/2A Control Handle ($3.00) with a line spacing no more than 2-1/4” — that would be the 2 hole from the top. . If you are a beginner, use dacron line from about 35 feet radius.