Onken Style Bass Cabinet No.3170 for GPA 212-8A 12" Coaxial Driver

Onken Style Bass Cabinet No.3170

By purchasing these plans you will automatically receive via email the PDF drawings required to construct the cabinet. The cabinet has been optimized for the Great Plains Audio 212-8A 12" Coaxial Driver. 

Cabinet Details

• Optimized for GPA 212-8A using thiele small parameter
• 92L internal volume 
• 45Hz tuning frequency (40Hz bass extension -3dB down-point) 
• Optimized for low group delay which translates into a "fast" bass character 
• Front mounted driver (requires flush mounting driver) 
• Large port area for reduced air turbulence
• Double wall front baffle (total 48mm thick) 
• Structurally rigid enclosure by virtue of the onken style ports 
• 460mm wide x 400mm deep x 900mm tall 

Includes nested layout on flat sheet of plywood measuring 1220mm x 2440mm (48" x 96") in PDF format. A pair of cabinets can be made from x2 sheets total. 

Dimensions

Cabinet Renderings