Fishing is both a trade and a leisure pursuit that goes back thousands of years and is enjoyed by people all over the world. Most people who go on fishing trips find that the most difficult part of the process is finding a fish and getting it to bite. This is where Garmin fishfinders can be indispensable, fishfinders help you to discover where the fish actually are ? this is a crucial factor if you intend catching some. Fishfinders belong to the sonar group of instruments, consisting of a transmitter, transducer, receiver and display. In a sonar system all of the elements that are involved need to work together as smoothly as possible, irrespective of extreme temperatures and other adverse weather conditions. You should bear in mind that the more high powered a transmitter is, then there is a greater likelihood that it will return an echo even in water conditions that are poor or very deep.

Garmin is a name that many anglers rely on. Garmin fishfinders come in many different forms depending on the needs of the individual angler. For people who fish for pleasure, boat space may be at a premium, which means that a crucial aspect of sonar instruments is their size. If this is your problem then Garmin fishfinders may have the answer you need. Among their range of products is the fishfinder 140 which takes their own unique fishfinder technology and combines it with a grayscale display of four inches into what they call entry level sonar. The fishfinder 140 is perfect in situations where space is minimal.

Garmin fishfinders entry level sonar has a transducer with dual beam which operates at optimum performance in shallow waters. Fish are easy to see with the wide viewing angle and combined with the grayscale display with backlight makes it one of the sharpest screens in its price bracket. The ultra scroll feature means that your screen is refreshed at top speed so that the information you see is always up-to-date. There is also an adjustment feature which enables you to adjust how much detail is seen automatically.

Other features of the Garmin fishfinder 140 has a fully portable version which comes with a portable mount, a 128 x 240 black and white pixel display a hundred watt power and a 200 KHZ dual beam. What is more Garmin offers all this in a package that is only 12.5 centimeters high and 15.5 centimeters wide. Included in this package are the fishfinder unit cover, tilt mount with a single knob, 6'power/20? transducer cable, owner manual.