How to choose the right barcode scanner?
A barcode scanner as the name implies helps you in reading barcodes. Let’s start with understanding what a barcode is. A barcode is simply an encoded form of letters and numbers that use bars and spaces. It does not contain any descriptive data. So, the computer by itself cannot read the barcode. For the computer to make some meaning out of the barcode, it has to be decoded and converted into a readable format. This is where the barcode scanner comes into play. Barcode scanner is the device that captures this information and sends it to the computer. A classic Bar Code scanner or reader kit consists of scanner, decoder & cable that connects the decoder to the computer. The scanner first scans the barcode and sends it to the decoder. The decoder then translates these bars & spaces into resultant electrical output. This data is then transmitted to the computer. How to choose the right barcode scanner? First you need to understand the two major classes of barcode reade...