I would like to know the complete story on that. Scan to Image does not=20 interpret to data. Recognition scanners used to have a fairly high=20 error rate but that problem used to be defined by the user. On 8/13/2013 12:26 PM, Joe Wronski wrote: > I notice that they are quite specific about the scanner and pdf and > image format. > Interesting to note that there is a known bug with Xerox scanners, where > images of characters can be randomly changed, likely due to compression > algorithms even when compression options are turned off. > >> Xerox scanners/photocopiers randomly alter numbers in scanned documents > > > Joe W > > > > > > > On 8/12/2013 4:19 PM, RussellMc wrote: >> Repository of an utterly vast number of high quality PDF scanned images = of >> 'classic' data books, information sheets, service guides, user manuals, = .... >> etc of anciem regime electronics & computing stuff. >> Started in 1997 and still being added to most days. eg 150 pdfs added in >> August 2013 so far. ) (over 2 million pages, 25000+ documents) >> >> Octarine hole. >> Blacker than black. >> (You just THINK) you can visualise what Octarine looks like. Don't even >> THINK about it. >> >> >> Top level PDF index here. >> Directory per manufacturer. >> Not pretty >> >> http://bitsavers.informatik.uni-stuttgart.de/pdf/ >> >> Index text file sorted by saved date. >> One line per PDF >> More data - enough to see what you are getting. >> Still not pretty >> >> >> http://bitsavers.informatik.uni-stuttgart.de/pdf/IndexByDate.txt >> >> Home page. >> What they are doing. >> Not much on 'why'. Need you ask >> >> http://bitsavers.informatik.uni-stuttgart.de/ >> >> >> >> Astounding. >> >> >> Russell McMahon >> --=20 John Ferrell W8CCW To steal ideas from one person is plagiarism. To steal from many is research. --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .