KUBE 10b is a Sealed type Powered Subwoofer by KEF with a frequency range of 24-140 Hz. It features 1 x 10" Not given Woofer, and powered by a Class D 300 watts amplifier.
KUBE 10b is a member of KEF's KUBE series of Powered subwoofers. Below you can see the main specs of these subwoofers as well as review and comparison links.
KEF KUBE Series Subwoofers
**This post contains affiliate links, and I will be compensated if you make a purchase after clicking through my links. As an Amazon Associate I earn from qualifying purchases.
Frequency Response
KEF KUBE 10b has a Frequency response range of 24-140 Hz at ±3dB. With the help of its 1 x 10-inch driver and 300 watts RMS amplifier, the KUBE 10b can go as low as 24 Hz which doesn't quite offer full range sound (20Hz-2kHZ) but it gets really close.
Here we have a comparison of how KUBE 10b's Low and High frequency values compare with the average, max and min Low and High frequency values in its class.
Low Frequency
Powered Subwoofers
High Frequency
Subwoofer Speakers
Among all subwoofers in our database with a max MSRP price of 750$, these are the 5 Powered Subwoofer models that can reach deeper bass levels than the KEF KUBE 10b's 24Hz:
Low-Pass CrossoverKEF KUBE 10b has a variable Low-pass filter (LFP) which lets you choose a frequency level between 40-140 Hz in order to block any frequencies above that point from reaching the amplifier.
Inputs and Outputs
- PreampLevel Inputs: Stereo RCA/LFE
- SpeakerLevel Inputs: No
- SpeakerLevel Outputs: No
- Wireless: No
Wireless Connection
KEF KUBE 10b lets you make a wireless connection to your system with an optional
adapter. Wireless connection helps to minimize the cables running on your floor.
KEF KUBE 10b External Dimensions and Weight
KEF KUBE 10b has external dimensions of (Height x Width x Depth) 14-5/8 x 14 x 15-5/8inch (372.0 x 356.0 x 397.0mm ).
Base Surface Area
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 KEF KUBE 10b is approximately 1413.3cm2 / 219.1inch2.
To get a better perspective on the real life size of KEF KUBE 10b, let's compare it with a standard size Compact Disc which has a diameter of 4.7inch (120mm).
KEF KUBE 10b Speaker Size Compared to a Compact Disc
Here we place the KEF KUBE 10b virtually next to a standard width amplifier and turntable on a media center to get a better idea about the size.
KEF KUBE 10b Subwoofer next to a Media Stand
WeightThe KEF KUBE 10b weighs 17.50kg / 38.5lbs. Weight of a subwoofer is an important factor when you need to move and reposition the unit often to find the optimal positioning, also known as 'Subwoofer Crawling'. Here is a comparison of how KUBE 10b's weight compares with the average, max and min weights in its class.
Weight
All Subwoofer Speakers
Weight
Subwoofer Speakers under $750
Cabinet type and Materials
KEF KUBE 10b has a
Acoustic Suspension type cabinet. Acoustic suspension aka Sealed subwoofers are preferred for music oriented systems whereas the Ported subwoofers are generally accepted to be more suitable for home theatre systems.
Port Position
KEF KUBE 10b 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.
What's in the Box of KEF KUBE 10b?
Here are the items that are included inside the box of KUBE 10b:
Powered subwoofer6.5-feet AC power cordSpeaker-level input blockUser ManualImportant Safety InformationWarranty Information
Warranty
2 Years of parts warranty and 2 Years of labor warranty is generally provided by the manufacturer.