3D Printed Rear Covers No.3075 for SB Audience 75CDN-T

This is a physical product. By ordering we will print and ship the rear covers to your address. The 3D CAD files can be purchased and downloaded at the following product page here. 

Rear Cover No.3075 is designed to improve the overall sound quality of the SB Audience 75CDN-T compression driver. 

For technical drawing click here. 

For a comparison blog click here. 

Pictured with 25mm hole (selected at checkout)

Features

• Price is for one pair of covers (please select qty x1 at checkout)
• Rear cover No.3075 improves certain performance aspects 
  • Upper treble is linearized 
  • FS lowers from 490Hz to 430Hz 
  • Burst decay and CSD plots improve (upper treble)
  • 3rd and 4th harmonic distortion is reduced 
• The rear cover slightly increases 2nd order harmonic distortion 
• IMD is unchanged  

Test data shown is with the sealed rear cover.