Website: thingiverse
Author: guppyk2
Price: Free Download
File format: .Stl 3d printable
Description:
The full set of stereo components (and plenty of other stuff): https://www.thingiverse.com/guppyk2/collections/my-stuffUPDATE 19Feb20: The new isobaric subwoofer is now online:https://www.thingiverse.com/thing:4765663So here it is, the 4″ version of the back horn speaker V2.0:This design is largely identical with the original