Accuton C173-12-096 Midrange 12 Ohm 1 piece

The Accuton C173-12-096 is a 7-inch, high-efficiency bass-midrange driver for 3-way designs. It features a large diameter voice coil with 55mm titanium voice coil former for high resolution in the midrange. Its large, underhung 120 mm neodymium magnet system ensures very low distortion.

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Short Description:

16 cm bass-midrange driver with ceramic cone. A magnet system with neodymium magnets drives the speaker. The underhang voice coil remains completely in the magnetic field in linear operation. It has a rear vented voice coil.

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Mechanical data:

Overall diameter / front panel 173 mm

Hole cut-out 146 mm

Minimum front panel thickness 6.35 mm

Overall height 102 mm

Magnet height 49.5 mm

Magnet diameter 120 mm

Screw holes Screws Din 7984 / Ø 4.50 mm

Weight 8.5 Kg

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Thiele-Small Parameter:

Sensitivity Spl 93 dB

Resistance(DC) Re 6.77 Ohm

Free air resonance frequency Fs 50 Hz

Equivalent volume Vas 16.99 Ltr

Mechanical quality Qms 4.68

Electrical quality Qes 0.24

Overall quality Qts 0.22

Effective diaphragm area Sd 130 cm2

Moving mass Mms 14.4 Gr

Membrane stress compliance Cms 0.7 mm/N

Mechanical resistance Rms 0.96 Kg*S

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Voice coil parameters:

Power handling P 120 Watt

Impedance 12 Ohm

Linear excursion Xmax +/-5 mm

Voice coil diameter 55 mm

Voice coil carrier material Ti

Conductor material Cu

Voice coil inductance Le 0.32 mH

Force factor Bl 11.4 N/A

Drive type Underhung

Ferrofluid In air gap No

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Enclosure Recommendation Closed:

Vb: 4.1L, -18dB @ 40Hz, F-3dB: 175Hz, Q: 0.50 (clean transient response).

Vb: 11L, -15dB @ 40Hz, F-3dB: 170Hz, Q: 0.38 (extended bass for active systems)

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Enclosure recommendation bass reflex:

Vb: 8L, Fres: 25Hz with passive radiator, -18dB @ 25Hz, Q: 0.38 (optimum A/V alignment).

Vb: 4.1L, port diameter : 50mm, length: 170mm, Fres: 82Hz, F-3dB: 85Hz, Q: 0.50 (typical A/V alignment)

Vb: 11L, port diameter : 50mm, length: 150mm, Fres: 53Hz, F-3dB: 55Hz, Q: 0.34 (extended bass).