USB to Serial Adapter
grabcad
Connect your old serial devices through USB using the YouTube channel for guidance. Visit https://www.youtube.com/channel/UC0JDxS3vlhOScGEsqUg5oBA for more information and tutorials on how to do it efficiently.
Download Model from grabcad
With this file you will be able to print USB to Serial Adapter with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on USB to Serial Adapter.