Antennas are the electronic devices that are used to transmit and receive radio signals. These are electrical conductors for radio waves. Heinrich hertz discovered antennas in 1888. He discovered the antennas to prove the existence of electromagnetic waves. They convert radio frequency electrical current to electromagnetic waves and vice versa. The...
Being able to talk on a handheld gadget without wires crossways the world is really a great achievement in technology. Few people stop and imagine about this minor miracle. However, when someone stuck somewhere unable to make a call because of a poor cell signal, the appreciation for this technology can be tested. Regrettably, cellular service prov...
Basically a cable is two or more wires bound together typically in a common jacket. Cable TV is a system of providing television network to the consumers. This is done through radio signals transmitted to the televisions through fixed optical fibers. Cable TV can be abbreviated as CATV. Initially it was known as Community Antenna Television origina...
Antennas are the electronic devices used for transmission and reception of electromagnetic or radio waves. Basically an antenna is an arrangement of aerial electrical conductors. They convert radio frequency electrical currents into electromagnetic waves and vice versa. Antennas have wide range of uses. They are used in the systems such as radio an...
Antennas are the electronic devices that are used for reception and transmission of radio waves. In other words it is an arrangement of aerial electronic conductors that are designed to receive and transmission of radio waves. Antennas convert radio frequency electric currents into electromagnetic waves. Antennas are used in all most all the electr...
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...
There are many indoor concrete buildings with no windows within 35 feet of the cellular phone units. Criteria for these new locations include low or unsound signal without the antenna booster installed. Tests conducted for indoor functionality of the antenna booster spanned over a period of time of no less than a couple of months. The rationale for...
Adding yoga to one’s lifestyle can reap many benefits. Watching television is a sedentary activity, and one can easily perform yoga while watching TV. For doing yoga, a person does not need to move away from his place. He can be in a room, do yoga, and watch TV at the same time. Moreover, one does not get bored while doing yoga when he does it with...
Qi-gong means Energy Cultivation. It is a part of Chinese medicine. Qi means breath in Mandarin Chinese and gong means work or technique. It involves the coordination of various breathing patterns with some physical motions of the body. Qi-gong is carried out mostly for health maintenance but some use it as a therapeutic intervention. There are abo...
The word aerobics literally means “with oxygen”. Body’s aerobic system is heart, lungs, blood vessels, and muscles. Benefits of aerobic exercise are based on how well one’s body can deliver oxygen to his muscles and use it for energy. This activity can easily be carried out while watching TV. One does not need to move away from a place while doing ...