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Accuton S220-6-221 Woofer 6 Ohm 1 piece

Name: Accuton S220-6-221 Woofer 6 Ohm 1 piece
Brand: Accuton
SKU: S220-6-221
Price: 664.05 EUR
Availability: InStock

Accuton S220-6-221 Woofer 6 Ohm 1 piece

The S220-6-221 is an 8 inch woofer with extremely stiff ceramic sandwich cone. The FEA-optimized overhang voice coil design with 38 mm aluminum voice coil former guarantees low energy storage during decay and excellent heat transfer. The low-loss rubber surround and thin fabric center spider center the moving parts with high linear excursion.

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€664.05 €699.00 -5%

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Accuton S220-6-221 Woofer 6 Ohm 1 piece

Short Description:

21 cm woofer with sandwich cone. It has a rear vented voice coil.

Mechanical data:

Overall diameter / front panel 220 mm

cut-out 191 mm minimum

front panel thickness 9 mm

overall height 105 mm

Magnet height 42 mm

Magnet diameter 120 mm

Screw holes For screws According to Din 7984 / Ø 4.50 Mm

Weight 3.15 Kg

Thiele-Small Parameter:

Sensitivity Spl 88 dB

Resistance(DC) Re 5.9 Ohm

Free air resonance frequency Fs 22.1 Hz

Equivalent volume Vas 112.9 Ltr

Mechanical Q factor Qms 5.73

Electrical quality Qes 0.39

Overall quality Qts 0.37

Effective diaphragm area Sd 224 Cm2

Moving mass Mms 32.8 G

Membrane stress compliance Cms 1.58 Mm/N

Mechanical resistance Rms 0.79 Kg*S

Voice coil parameters:

Power handling P 150 W RMS

Impedance 6 Ohm

Linear excursion Xmax +/-5 Mm

Voice coil diameter 38 Mm

Voice coil carrier material Ti

Conductor material Cu

Voice coil inductance Le 0.81 Mh

Force factor Bl 8.28 N/A

Drive type Overhanging

Ferrofluid In air gap No

Enclosure Recommendation Closed:

Vb: 39L, -4dB @ 40Hz, -13dB @ 20Hz, F-3dB: 42Hz, Q: 0.71 (Balanced).

Vb: 101L, -4dB @ 40Hz, -10dB @ 20Hz, F-3dB: 44Hz, Q: 0.50 (Bass boost)

Enclosure Recommendation Bass Reflex:

Vb: 66L, port diameter: 70mm, length: 300mm, Fres: 22Hz, F-3dB: 27Hz, Q: 0.58 (optimum).

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 boost @ 50Hz)

Reference S220-6-221

In stock 2 Items

Condition New

Since 1994 the Thiel & Partner GmbH is developing, designing, producing and distributing under the registred trademark accuton® high quality loudspeaker made of stiff membrane materials like ceramics, diamond and aluminium sandwich.
It is our declared aim to be the provider of the constractional and phonetical best dynamic speaker drivers on the market. We also provide our customers an extensive support and collaboration in areas like case construction, design of the crossover and implemantation of electronic components.