How does the 2D bar code scanner work?

Answer Barcodes date from the late 1940's and are just a machine readable representation of data.There are loads of different forms of barcodes - around 20 linear ones (the type usually found on cans of f... Read More »

Top Q&A For: How does the 2D bar code scanner work

Does anyone know the scanner code where the police talk car to car?

What does code 2 mean in police talk I heard it on my scanner and I am curious.?

Code 2 Urgent - no light or siren 10-0 Caution10-1 Reception poor10-2 Reception good10-3 Stop transmitting10-4 Message received, understood10-5 Repay message10-6 Change channel10-7 Out of service10... Read More »

My scanner does not work.?

Reinstall scanner software. Or buy new one!

How does a scanner work?

Hello,SCANNERS today are passe or (History), for most computer users.But if you still need to use a SCANNER, then you must have the CD software that came with that scanner. Then you would have to u... Read More »