[foundry_icon_box icon=”ti-settings” layout=”small-left” title=”10 XL SPECIFICATIONS” link=”https://ravendesignstudio.com/wp-content/uploads/2016/04/RavenBardSpecsheet2016.pdf”][/foundry_icon_box][foundry_toggles][foundry_toggles_content title=”Raven 10 XL”]Thiele-Small parameters after 12 hour break in.
Fs = 26 Hz
Vas = 35 l
Cms = 0.23 mm/N
Mms = 164 g
Qts = 0.50
Qms = 4.7
Qes = 0.56
Sd = 330 cm^2
SPLo = 82.2 dB  1 watt into 4 ohms, 1 meter
sensitivity = 85.7 dB @ 2.83 volts, 1 meter
BL = 13.21 T/m
Le = 0.5 mH
Re = 3.63 Ω
Nominal Impedance = 4 Ω single voice coil
Recommended amplifier size =  800 W @ 1% THD into 4 Ω[/foundry_toggles_content][foundry_toggles_content title=”Optimum Sealed Box Tune”]1.23 cubic foot or 35 l with Black Hole Stuff
-3dB = 38 Hz
Fc = 37 Hz
Qtc = 0.7
Xmax +/- 18mm at 20 Hz = 280 watts into 4 ohms[/foundry_toggles_content][foundry_toggles_content title=”Smallest Sealed Box Tune”]0.35 cubic foot or 10 l with Black Hole Stuff
-3dB = 46 Hz
Fc = 51 Hz
Qtc = 1.0
Xmax +/- 18mm at 33 Hz = 808 watts into 4 ohms[/foundry_toggles_content][foundry_toggles_content title=”Optimum Vented Box Tune”]2.3 cubic foot or 65 l lined with Black Hole Five Internal Wall Damping
-3dB = 22 Hz
Port tune frequency = 20 Hz
**Port Tube, 4 inch diameter x 32 inch long, 101mm diameter x 813mm long
**MUST use a 18 Hz subsonic filter
Xmax +/- 18mm at 30 Hz = 440 watts into 4 ohms[/foundry_toggles_content][foundry_toggles_content title=”Transmission Line with linear taper”] -3dB = 30 Hz
Max amplifier size = 400 watts into 4 Ω
**MUST use a 20 Hz 12dB subsonic filter.
Speaker end area = 650 cm^2 [128in^2 ]
Exit area = 82 cm^2 [ 13in^2]
Pipe length = 3.75 m [148in]
Polyester Fiber Stuffing Density = 4 grams / liter,   4 oz / ft^3[/foundry_toggles_content][/foundry_toggles][foundry_icon_box icon=”ti-pulse” layout=”small-left” title=”SEALED ENCLOSURE GRAPHS”][/foundry_icon_box] [foundry_icon_box icon=”ti-pulse” layout=”small-left” title=”VENTED ENCLOSURE GRAPHS”][/foundry_icon_box] [foundry_icon_box icon=”ti-ruler-pencil” layout=”small-left” title=”DIAGRAMS”][/foundry_icon_box]

[foundry_icon_box icon=”ti-settings” layout=”small-left” title=”12 XL SPECIFICATIONS” link=”https://ravendesignstudio.com/wp-content/uploads/2016/04/RavenBardSpecsheet2016.pdf”][/foundry_icon_box][foundry_toggles][foundry_toggles_content title=”Raven 12XL”]Thiele-Small parameters after 12 hour break in.
Fs = 27.8 Hz
Vas = 50 l
Cms = 0.43 mm/N
Mms = 221 g
Qts = 0.65
Qms = 6.84
Qes = 0.718
Sd = 495 cm^2
SPLo = 83.6 dB  1 watt into 4 ohms, 1 meter
Sensitivity = 87.1 dB @ 2.83 volts, 1 meter
BL = 14.27 T/m
Le = 0.5 mH
Re = 3.68 Ω
Nominal Impedance = 4 Ω single voice coil
Recommend amplifier size = 800 W @ 1% THD into 4 Ω[/foundry_toggles_content][foundry_toggles_content title=”Optimum Sealed Box Tune”]2.0 cubic foot or 56.63 l with Black Hole Stuff
-3dB = 33 Hz
Fc = 37 Hz
Qtc = 0.9
Xmax +/- 18mm at 20 Hz = 414 watts into 4 ohms[/foundry_toggles_content][foundry_toggles_content title=”Smallest Sealed Box Tune”]1.0 cubic foot or 28.3 l with Black Hole Stuff
-3dB = 38 Hz
Fc = 44 Hz
Qtc = 1.1
Xmax +/- 18mm at 30 Hz = 715 watts into 4 ohms[/foundry_toggles_content][foundry_toggles_content title=”Optimum Vented Box Tune”]4.0 cubic foot or 113.3 l lined with Black Hole Five
-3dB = 22 Hz
Port tune frequency = 20 Hz
*TWO port tubes, each 4 inch diameter x 32 inch long, 101mm diameter x 813mm long
*MUST use a 18 Hz subsonic filter
Xmax +/- 18mm at 30 Hz = 440 watts into 4 ohms[/foundry_toggles_content][foundry_toggles_content title=”Transmission Line with Linear Taper”]-3dB = 28 Hz
Max amplifier size = 400 watts into 4 Ω
**MUST use a 20 Hz 12dB subsonic filter.
Speaker end area = 1090 cm^2
Exit area = 123 cm^2
Pipe length = 4.3 m
Polyester Fiber Stuffing Density = 4 grams / liter, 4 oz / ft^3[/foundry_toggles_content][/foundry_toggles][foundry_icon_box icon=”ti-pulse” layout=”small-left” title=”SEALED ENCLOSURE GRAPHS”][/foundry_icon_box] [foundry_icon_box icon=”ti-pulse” layout=”small-left” title=”VENTED ENCLOSURE GRAPHS”][/foundry_icon_box] [foundry_icon_box icon=”ti-ruler-pencil” layout=”small-left” title=”DIAGRAMS”][/foundry_icon_box]