The Global Positioning System (GPS)

The Global Positioning System (GPS) is a U.Sstanding still and the altimeter determines precise
space based global navigation satellite system.altitude so you can tell how high you have climbed
GPS and digital mapping is the new map andand your rate of ascent. It has a high resolution
compass. A GPS provides reliable positioning,TFT colour screen with bright backlighting and
navigation and timing services regardless of whereweighs just 156 grams including batteries meaning
you are and what the weather is doing. GPS isyou can pop it in your pocket and go.
used to aid navigation providing an essential toolSomething to get really excited about it the
for map-making meaning it is loved by walkers,release of a new GPS system from
hikers and cyclists.Memory-Map, due out November 2009. The
Packed with handy features, most GPS systemsAdventurer 2800 can be used straight from the
are weatherproof, have large, clear displays andbox with selected British National Parks included on
are rugged enough to cope with the outdoors.Ordnance Survey Landranger 1:50,000 mapping.
The Garmin eTrex is a neat little package that willThe feature packed Adventurer is weatherproof
fit into the palm of your hand. It allows simple oneand rugged meaning it will accompany you
handed operation. It has a bright yellow casewherever you wish to go. It has a 2.8" high
meaning you can find it easily and the unit isresolution touchscreen and a microSD card slot. It
waterproof so no need to worry about anis compatible with any Memory-Map V5 maps and
accidental splash. It has a high contrast screencomes with 10,000km2 of Digital Map Credits
with bright backlighting and it weighs just 150allowing you to choose your own areas of
grams including batteries. The eTrex is a greatmapping from anywhere in Great Britain. The
unit at an affordable price. Perfect for the GPSAdventurer is the only GPS unit which includes full
beginner.PC software featuring Ordnance Survey mapping,
The Garmin eTrex Summit HC is an all in oneenabling you to print maps, plan routes and
navigation device combining GPS, altimeter andtransfer routes, tracks and waypoints to and
electronic compass. The electronic compassfrom your PC.
provides bearing information when you are