It’s a design at Soundquebed. https://soundqubed.com/wp-content/uploads/2020/05/12_-Single-Ported-Drawing.pdf
The dimensions are perfect for what I need. Instead of side firing port I would place it on the same side as the sub and make an L port since it’s not deep enough.
The dimensions are perfect for what I need. Instead of side firing port I would place it on the same side as the sub and make an L port since it’s not deep enough.