An antenna is a component which directs the movement of radio active waves; the antenna directs the incoming and outgoing of the radio active waves. It is usually made up of metal; it is available in many shapes and sizes. The antenna is used for broadcasting of radio and television. An antenna uses the parabolic reflectors to focus the signals of ...
The omni directional antenna is an antenna system that radiates power uniformly in all directions. The only 3 dimensional omni directional antenna is the isotropic antenna, a hypothetical construct derived from actual antenna radiation patterns and used as a suggestion for specifying antenna gain and radio system effective radiated power. Practical...
A rotor is a device which will allow user to rotate the antenna in any direction. The outdoor TV antenna is switched on and off manually. This function is performed by the control unit. The control unit is placed inside house near the television set. The wire carries the power and controls the signals with the help of indoor control unit.
The term grounding means a common return path in electrical circuits. Electricity grounding is nothing but the connection of part of an electrical circuit to an electrical ground. There are three types of grounds, static, RF and electrical. Static grounding is the most difficult. There will no be guaranteed results. The electrical grounding is t...
Exercise is necessary in daily routine and has various good effects and no bad effects on the body and mind. It releases tension and makes a person more fit to do various other daily activities. It is a kind of a way out of the daily routine and stress and tensions. There are various kinds of exercises that one can take up according to their liking...
Treadmill is an electronic device which is used for exercising. Exercising with the help of treadmill has many positive advantages on the health of the user. The user of the treadmill is allowed to walk, run or jog on the belt of the machine which moves in a circular motion. Speed of the user can be maintained with the treadmill. Treadmill can be k...
Sits ups are a basic form of strength training exercise. It the most common and prominent exercises for the abdominal muscles. The main objective of this exercise is to work out the abdominal muscles to the maximum extent. There are many people who do as many sit ups each day in an attempt to gain a six pack. However in order to gain the maximum be...
While watching television the viewer is in a very light and relaxed mood. He is totally removed from the situation around him and absolutely engrossed with the scenes on the television. During this time if he works out some pull-ups then it would be very useful for him. Consequently, he would be attaining dual benefit of entertainment and exercise ...
Pregnant women often take rest at home. For passing the time they are glued to the television. It would be very beneficial that these women perform some exercises. These would be helpful for them for a myriad of reasons. Some of exercises, which can be performed while watching television, are listed below.