Sound-box Diaphragms

Sound-box Diaphragms

Created by on October 29, 2018

Categories: Accessories

I have recently found some very desirable unused original old-stock aluminium sound-box diaphragms. The ones pictured are fluted and with a diameter of 55mm. They are made for Columbia boxes, I suspect, but could be readily adapted for many other sound-boxes.

Columbia type diaphragms £8 each