Lumina III is a 3-way Passive Bass Reflex Floor-standing speaker by Sonus Faber. It features a 1.15" high definition DAD Tweeter, 1 x 6" Midrange and 2 x 6" paper cone Woofer. The speaker has a frequency range of 40-24k Hz and a sensitivity of 89 dB. Sonus Lumina III has an MSRP of 2199$ per pair.
Lumina III 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
Sonus Faber Lumina Series Speakers
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Frequency Response
Sonus Lumina III has a Frequency response range of 40-24k Hz at ±3dB and Power Range of 50-250 watts. At a minimum frequency of 40 Hz, Lumina III will provide a deep bass that will probably satisfy majority of listeners, especially for music. Movie lovers and music listeners who likes to experience a full range response will still benefit from use of a subwooofer though.
Visit our Powered Subwoofers section to find a subwoofer to find out more about the available options.
Here we have a comparison of how Lumina III's Low and High frequency values compare with the average, max and min Low and High frequency values in its class.
Low Frequency
Floor-standing Speakers
High Frequency
Floor-standing Speakers
Among the speakers in our database with a max MSRP price of 3000$ (Pair), these are the 5 Passive Floor-standing speakers that have the deeper bass levels than the Sonus Lumina III's 40Hz:
What is the Crossover frequency of Sonus Lumina III?
Lumina III is a 3-way speaker and its crossover frequency between the woofer and the midrange set to 350Hz and the Crossover frequency between the midrange and the tweeter is set to 3500Hz.
Sonus Lumina III Crossover is set to 350 and 3500 Hz
Impedance and Sensitivity
Sonus Lumina III's nominal impedance level is 4 ohms and has a sensitivity of 89 dB.
Sensitivity
Floor-standing Speakers
Is the Sonus Faber Lumina III an easy to drive speaker?
8 Ohms is pretty much the standard impedance amongst stereo speakers and amplifiers so Sonus Faber Lumina III is not considered a difficult to drive speaker from nominal Impedance perspective.
89dB of Sonus Faber Lumina III is an average sensitivity for stereo speaker so it is neither easy nor difficult to drive from Sensitivity perspective.
Input Type
Lumina III 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 III Speaker Size: Weight and Dimensions
Sonus Lumina III has external dimensions of (Height x Width x Depth) 38.9 x 9 x 10.9inch (989.0 x 228.0 x 278.0mm ). Each speaker weighs 15.90kg / 35lbs.
Base Surface Area and Volume
Base surface area of a loudspeaker may become a determining factor when the space in your room or desk is limited.
The base area of Sonus Lumina III is approximately 633.8cm2 / 98.2inch2.
To have a better perspective on the real life size of Sonus Lumina III, let's compare it with a standard size Compact Disc which has a diameter of 4.7inch (120mm).
Sonus Lumina III Speaker Size Compared to a Compact Disc
Here we place the Sonus Lumina III virtually next to a standard width amplifier and turntable on a media center to get a better idea about the size.
Sonus Lumina III Floor-standing Speaker next to a Media Stand
Here we have a comparison of how Lumina III's weight compared with the average, max and min weights in its class.
Weight
All Floor-standing Speakers
Weight
Floor-standing Speakers under $3000
Cabinet type and Materials
Sonus Lumina III 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.
Speaker Feet
Sonus Lumina III comes with the parts below which you can use to secure your loudspeaker on the surface that you are putting on:
4 Spikes 4 Under spikes 4 Spikes locks It is always recommended to use some kind of feet under all types of speakers. Besides limiting the movement of the speakers, it also compensates for non-flat surfaces and limits the contact surface area of the speaker. Rubber based feet also help isolating the vibrations within certain frequency ranges.
Port Position
Sonus Lumina III is a bottom-firing port speaker
Available colors
Sonus Lumina III is available in Black, Wenge, Walnut.
Grille
Lumina III comes with magnetic grilles. The purpose of the 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 III magnetic type, it is very easy to put it on and off.
What's in the Box of Sonus Lumina III?
Here are the items that are included inside the box of Lumina III:
Floorstanding loudspeaker1 Manual 2 Jumpers2 Grilles 2 Fabric dust guards4 Spikes 4 Under spikes 4 Spikes locks
User's Manual
For more information about how to setup, use and maintain the Sonus Faber Lumina III, use the direct link below to download the official manual document:
Download User Manual for Sonus Lumina III
Official Brochure
Here is a link to download the official brochure for the Sonus Faber Lumina III speaker:
Official Brochure for Sonus Lumina III
Official Product Page
Official manufacturer's product page for the Sonus Faber Lumina III speaker can be found below:
Official Product Page for Sonus Lumina III
Related Videos
Sonus Lumina III in Use
