Accuton C220-6-221 Ceramic Membran

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The  C220-6-221 is an 8 inch bass driver with ultra hard ceramic  dome.A  FEA optimized  overhung motor design with 38 mm titanium voice coil former guarantees very low energy storage and good heat transfer. The low loss rubber surround and a  thin fabric spider center the moving parts with high linearity. As a typical home stereo bass driver, we recommend our C220-6-221 for an application from 32 Hz - 2000 Hz.

Vented box design parameters:
  • Vb: 66L, Port diameter: 70mm, Length: 300mm, Fres: 22Hz, F-3dB: 27Hz, Q: 0.58 (optimal)
  • Vb: 101L, Port diameter: 70mm, Length: 150mm, Fres: 23.5Hz, F-3dB: 24Hz, Q: 0.50 (extended bass)
  • Vb: 56L, Port diameter: 70mm, Length: 300mm, Fres: 24Hz, F-3dB: 29Hz, Q: 0.61 (0.7dB Ripple @ 50Hz)
Closed Box design parameters:
  • Vb: 39L, -4dB @ 40Hz, -13dB @ 20Hz, F-3dB: 42Hz, Q: 0.71 (typical)
  • Vb: 101L, -4dB @ 40Hz, -10dB @ 20Hz, F-3dB: 44Hz, Q: 0.50 (extended bass)


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You receive a 2 year warranty from the date of purchase for all of our high quality hifi-products.

If you observe any problem while using the product, you have the possibility to contact our friendly service team.

You can also easily manage your guarantee concern – without being obliged to – under the section My Account.

Warranty extention on Accuton products

You have the possibility to extend the warranty on Tannoy ceramic and diamond speakers for free amounting to 3 years from the purchase date.