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We are no longer stocking the PR-12A

Shown with the SW-12A woofer

The PR-12A uses a paper cone attached to a solid MDF diaphragm. X-max is 22mm each way. The production PR-12A has a bolt running through it that will allow for mass to be added as per washers and a nut.

Here are the specs and the tuning of the box according to Bass Box software. The tuning frequency was confirmed with an impedance sweep. 

Single Driver Passive Radiator Box Parameters:

  • Vb = 2.400 cu.ft
  • Vap = 6.000 cu.ft
  • Fp = 12.5 hertz
  • F3 = 20.8 hertz
  • Fill = normal

Your Price: Call for pricing
Item Number: PR-12A
Manufacturer: GR Research
Manufacturer Part No: PR-12A

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