Build your own wand based barcode scanner

This project is a UPC-A barcode scanner complete with pricing/description interface.

Link includes build instructions for the barcode scanner.




  1. sir,can you give the detail about this project include component,circuit diagram and procedure to make it. TQ

  2. Sir,can you please send me the circuit diagram for barcode scanner. Will you please tell me how to prepare it?

  3. That Cornell student’s documentation – quite extensive – is all there is, Haridas, as far as I know.

  4. Please send me the required circuit diagrams of a wand type barcode scanner.

  5. If you click on the link in the post, the circuit is availble through a link in appendix B:

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