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AN HF beam antenna concentrates your transmitter's power (and 'ears') in one direction, while reducing interference from all other directions.93

Ham Radio Vertical Antenna

When you buy a new 2-way radio and are disappointed in its perormance, there is a good chance the problem is not the radio transceiver at all. Most likely, the deficiency is in your antenna system...

2 comments    amateur radio hf radio uhf radio
Biomass wood pellets.  Photo taken by thingermejig and licensed under Attribution-Share Alike 2.0.93

Renewable Energy: Natural Sources of Energy

Renewable energy sources, also known as natural sources of energy, are those which it is possible to use without diminishing the resource. This page will give a basic, relatively non-technical overview of...

54 comments    technology water energy
Have you got rid of recieving so many calls? Do you want throw your mobile away for a few days?84

Effects of cell phone / mobile phone use on our brain and memory

Yes cell phones affect our memory, as there have been recent studies and researches done on animals kept in labs, which have shown the ill effects of mobile phone radiations on their memory. Cell phone...

37 comments    cell phone cancer mobile
best water park in America82

Best Water Parks in America

America is home to some of the best water parks in the world by offering perfect entertainment for all ages. Of course, beach is a great place to hang out during the hot summer days, but water parks are...

17 comments    family children travel
In the wave pool at the Great Wolf Lodge (c) Stephanie Hicks86

The Great Wolf Lodge Water Park

Traveling with the family? Looking for a place to go that will be fun for all ages? Have you considered the Great Wolf Lodge, one of the best known indoor water parks? Recently, the GWL received accolades...

19 comments    hubchallenge family fun gwl
Wind Turbines in Cumbria, UK88

Renewable energy: a guide to 5 common sources of sustainable power

This article looks at 5 important sources of renewable energy, how they work, how they are used, and both commercial and domestic ways of harnessing natural renewable energy. Wind, solar, tide and wave, hydroelectric, and geothermal energy will all be important in our future.

53 comments    global warming solar power
Virginia McGraw (1950) 94

Swell & Groovy Hairdo's of the 1950's & 60's

Hairstyles of the 1950's and 1960's were swell and they were definitely groovy. Take a closer look at their evolution, celebrity pictures and T.V. ads. Both mens hairstyles as well as women's hairdos. Retro hair.

108 comments    hair hairstyles hair styles
angled bob for round faces89

Short hairstyles for Round faces

Wearing short hair when you have a round face depends on the right haircut, layered bangs add a new look, while avoiding a bob because this style works best with a different face shape. Having a oval face is...

0 comments    hair wear hairstyles
Hayden Panettiere short hair bob81

Teens Celebrity Hairstyles

 Teen hairstyles change frequently and they can be out of date pretty quickly that is why teen celebrity hairstyles worn by hillary duff, lindsay lohan, miley cyrus show different hairstyles from long wavy...

1 comment    celebrity hair teen
modern hairstyle trends85

Hot Trends for Winter Hair styles in 2009

If you are looking for a Winter hairstyle trends it starts with all about angles, edges, cuts and feminine designs, from pretty pixies to sassy spikes, gamine glam, polished chic and the layered look for...

2 comments    hair trends hairstyles
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