Lumina II is a 2-way Passive Bass Reflex Bookshelf speaker by Sonus Faber. It features a 1.15" high definition DAD Tweeter and 1 x 6" paper cone Woofer. The speaker has a frequency range of 55-24k Hz and a sensitivity of 86 dB.
Lumina II is a member of Sonus Faber's Lumina series of Passive speakers. Below you can see the main specs of these speakers.
Sonus Faber Lumina Series Speakers
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Sonus Lumina II has a Frequency response range of 55-24k Hz at ±3dB and Power Range of 30-150 watts. At a minimum frequency of 55 Hz, Lumina II will provide an average bass depth so depending on your use case, you may consider supplementing your system with a subwoofer.
Here we have a comparison of how Lumina II's Low and High frequency values compare with the average, max and min Low and High frequency values in its class.
What is the Crossover frequency of Sonus Lumina II?
Crossover frequency of the Lumina II is set to 1800Hz. This is the threshold frequency where the higher frequency signals over this level are sent to the tweeter and the lower frequency signals are sent to the woofer by the crossover component.
Impedance and Sensitivity
Sonus Lumina II's nominal impedance level is 4 ohms and has a sensitivity of 86 dB.
Is the Sonus Faber Lumina II an easy to drive speaker?
8 Ohms is pretty much the standard impedance amongst stereo speakers and amplifiers so Sonus Faber Lumina II is not considered a difficult to drive speaker from nominal Impedance perspective.
With a sensitivity level of only 86 dB, Sonus Faber Lumina II is a difficult to drive speaker from Sensitivity perspective, make sure to choose an amplifier with hogh output if you like listening your music at high volume levels.
Lumina II has Binding post type connectors and lets bi-amping/bi-wiring. Bi-wiring can provide improvements in the overall transparency of your loudspeakers by running separate speaker wires to the low & high frequency drivers from a single amplifier. Bi-amping allows the use of separate amplifiers for the high & low frequency drivers of your loudspeaker which may result in greater dynamic range & lower distortion.
Sonus Lumina II Speaker Size: Weight and Dimensions
Sonus Lumina II has external dimensions of (Height x Width x Depth) 12 x 7.1 x 10.3inch (304.0 x 180.0 x 263.0mm ). Each speaker weighs 5.65kg / 12.4lbs.
To have a better perspective on the real life size of Sonus Lumina II, let's compare it with a standard size Compact Disc which has a diameter of 4.7inch (120mm).
Here we place the Sonus Lumina II virtually next to a standard width amplifier and turntable on a BDI Octave Media Cabinet to get a better idea about the size.
Cabinet type and Materials
Sonus Lumina II has a Bass Reflex
type cabinet and real multilayer wood finish. Bass Reflex type loudspeakers (aka Ported, Vented or Reflex Port) have enclosures that uses a port, hole or vent cut into the cabinet. Ported designs are generally more efficient than the Sealed designs.
Sonus Lumina II is a front-firing port speaker which gives you more flexibility compared to rear firing speakers when you need to place it close against a wall or other surfaces.
Sonus Lumina II is available in Black, Wenge, Walnut.
Lumina II doesn't sport any built-in mounting bracket so you need an external structure to mount on walls.
Lumina II comes with magnetic grilles. The purpose of the speaker grille is to protect the delicate driver elements from external impacts while still allowing the sound pass as clearly as possible.Since the included grille of the Lumina II magnetic type, it is very easy to put it on and off.
What's in the Box of Sonus Lumina II?
Here are the items that are included inside the box of Lumina II:
2 Bookshelf loudspeakers1 Manual 2 Jumpers2 Grilles 2 Fabric dust guards
For more information about how to setup, use and maintain the Sonus Faber Lumina II, use the direct link below to download the official manual document:
Download User Manual for Sonus Lumina II
Here is a link to download the official brochure for the Sonus Faber Lumina II speaker:
Official Brochure for Sonus Lumina II
Official Product Page
Official manufacturer's product page for the Sonus Faber Lumina II speaker can be found below:
Official Product Page for Sonus Lumina II