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Accuton C220-11-221 Midrange 11 Ohm 1 piece

Accuton C220-11-221 Midrange 11 Ohm 1 piece

Name: Accuton C220-11-221 Midrange 11 Ohm 1 piece
Brand: Accuton
SKU: C220-11-221
Price: 593.45 EUR
Availability: OutOfStock

Accuton C220-11-221 Midrange 11 Ohm 1 piece

The Accuton C220-11-221 is an 8.5 inch bass-midrange driver for 2-way or 3-way designs. It features a mid-sized voice coil with 38mm titanium voice coil former for high resolution in the midrange. The Accuton C220-11-221 has an impedance of 11 ohms.

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€593.45 €715.00 -17%

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Accuton C220-11-221 Midrange 11 Ohm 1 piece

Short Description:

21 cm woofer with ceramic cone with 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 Din 7984 / Ø 4.50 Mm

Weight (pair) 6.6 Kg

Thiele-Small Parameters:

Sensitivity Lp 88 Db

Resistance(DC) Re 6.3 Ohm

Free air resonance frequency Fs 26.3 Hz

Equivalent volume Vas 86.2 Ltr

Mechanical quality Qms 7.1

Electrical Q factor Qes 0.42

Overall quality Qts 0.40

Effective diaphragm area Sd 224 Cm2

Moving mass Mms 30.4 G

Membrane stress compliance Cms 1.20 Mm/N

Mechanical resistance Rms 0.71 Kg*S

Voice coil parameters:

Power handling P 150 Watt

Impedance 11 Ohm

Linear excursion Xmax +/-5 mm

Voice coil diameter 38 mm

Voice coil carrier material Ti

Conductor material Cu

Voice coil inductance Le 0.83 mH

Force factor Bl 8.7 N/A

Drive type Overhanging

Enclosure Recommendation Closed:

Vb: 29L, -6dB @ 40Hz, -19dB @ 20Hz, F-3dB: 50Hz, Q: 0.71 (typical).

Vb: 83L, -4.5dB @ 40Hz, -13dB @ 20Hz, F-3dB: 60Hz, Q: 0.50 (extended bass)

Enclosure Recommendation Bass Reflex:

Vb: 51L, port diameter: 70mm, length: 265mm, Fres: 26.5Hz, F-3dB: 34Hz, Q: 0.58 (optimum). V

b: 83L, port diameter: 70mm, length: 110mm, Fres: 29Hz, F-3dB: 28Hz, Q: 0.50 (extended bass)

Vb: 43L, port diameter: 70mm, length: 220mm, Fres: 31Hz, F-3dB: 35Hz, Q: 0.61 (0.7dB ripple @ 50Hz)

Reference C220-11-221

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.