Direction is the shape of the transmission pattern. As the gain of a directional antenna increases, the angle of radiation usually decreases. This provides a greater coverage distance, but with a reduced coverage angle. The coverage area or radiation pattern is measured in degrees. These angles are measured in degrees and are called beamwidths.
1. (Units) Also called: long ton Brit a unit of weight equal to 2240 pounds or 1016.046909 kilograms. 2. (Units) Also called: short ton or net ton US a unit of weight equal to 2000 pounds or 907.184 kilograms. 3. (Units) Also called: metric ton or tonne a unit of weight equal to 1000 kilograms. 4. (Units) Also called: freight ton a unit of volume or weight used for charging or measuring freight in shipping.
The short ton ( also known as net ton ) equals to 2000 pounds and used in north america ( united states and canada ) , the long ton ( also known as weight or gross ton ) is used in imperial system ( UK and some of the other english speaking countries ) and defined as 2240 pounds or 1016 kilograms and finally the metric ton ( also known as tonne ) ...