Is there some reason why you want to avoid performing an in-place upgrade of your Windows 7 Home Basic to Windows 10 Home?
It's free and does not require a purchase of an upgrade.
After the upgrade and the Win 10 installation is activated, if you wish you can perform a clean install and again, no product key should be required.
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The installation media can be obtained through either of these two resources.
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OR
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Once you have the ISO, you can use ImgBurn to burn it to a DVD or Rufus to burn it to a USB ThumbDrive, either of which you can use to boot your computer.