I would also settle for a conversion utility that works from.tcw to.dwg. Or a free conversion utility to convert them to something that can be viewed without purchased software ie pdf, jpeg, tiff, ect? I have seen a free.dwg file viewer and I know I am able to convert these one by one, but at 1500 that would be too tedious.
A PDF printer is a virtual printer which you can use like any other printer. Files of the type TCW or files with the file extension.tcw can be easily converted to PDF with the help of a PDF printer. What you need to convert a TCW file to a PDF file or how you can create a PDF version from your TCW file. Works on all PDF files for Windows or Mac. Convert your PDF to DXF instantly with this free online tool, no download required.