Wharfedale Diamond 12.C is a 2-way Passive Acoustic Suspension Center Channel speaker by Wharfedale. Center channel speaker is an important component of a home theater system set-up as it delivers the listener significant part of the on-screen dialogue from your television. It features a 1" soft-dome Tweeter and 2 x 5" Klarity woofers (polypropylene and mica) Woofer. The speaker has a frequency range of 90-20k Hz and a sensitivity of 90 dB. Wharfedale Diamond 12.C has an MSRP of 349$.
What size of room is the Wharfedale Diamond 12.C speaker good for?
The size of the room in which you are planning to use the Wharfedale Diamond 12.C is an important decision factor. Here we have evaluated its suitability to various sizes of environments considering its size and max power parameters:
| Listening Environment* |
Suitability |
| Near-field | Poor |
| Small Room | Average |
| Mid-size Room | Good |
| Large Room | Average |
| Very Large Room | Poor |
(* Approximate Room sizes: Small < 100sq. ft / 9 m2, Mid-size: 100-220 sq. ft / 9-20 m2, Large 220-400 sq. ft / 20-36 m2, Very Large: > 400 sq. ft / 36 m2.
Average Floor Height: 9" / 2.7m. Typical room sizes differ from country to country, and the actual listening experience changes depending on floor height, room shape, surface materials, listening position, speaker locations, etc.)
What are the speakers in Wharfedale's Diamond 12 Series?
Diamond 12.C is a member of Wharfedale's Diamond 12 series of Passive speakers. Below you can see the main specs of these speakers.
Wharfedale Diamond 12 Series Speakers
Wharfedale Diamond 12 Series Speakers
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What is the Frequency Response of the Wharfedale Diamond 12.C speaker?
Wharfedale Diamond 12.C has a Frequency response range of 90-20k Hz at ±3dB ((-6dB) 80Hz) and Power Range of 20-102 watts.
Here we have a comparison of how Diamond 12.C's Low and High frequency values compare with the average, max and min Low and High frequency values in its class.
Low Frequency
Center Channel Speakers
High Frequency
Center Channel Speakers
What is the Crossover frequency of Wharfedale Diamond 12.C?
The Crossover frequency of the Diamond 12.C is set to 2000Hz. 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.
What are the Impedance and Sensitivity of the Wharfedale Diamond 12.C? Is it an easy-to-drive speaker?
Wharfedale Diamond 12.C's nominal impedance level is
8 ohms but can go down to as low as
3.7 ohms, and has a sensitivity of
90 dB.
Sensitivity
Center Channel Speakers
8 Ohms is pretty much the standard nominal impedance amongst stereo speakers and amplifiers so Wharfedale Diamond 12.C is not considered a difficult to drive speaker from nominal Impedance perspective.
Sensitivity
90dB of Wharfedale Diamond 12.C is an average sensitivity for stereo speaker so it is neither easy nor difficult to drive Sensitivity wise.
Minimum Impedance of Wharfedale Diamond 12.C
Even though the nominal impedance of the Diamond 12.C is 8 ohms, the minimum impedance level of this speaker according to Wharfedale is 3.7 ohms Wharfedale Diamond 12.C so while choosing an amplifier, you should ideally check if the unit you are considering can provide this impedance level.
Check the amplifiers that are in a similar price range to the Wharfedale Diamond 12.C:
Input Type
Diamond 12.C 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.
Wharfedale Diamond 12.C Back View
Wharfedale Diamond 12.C External Dimensions and Weight
Wharfedale Diamond 12.C has external dimensions of (Height x Width x Depth) 7-1/8 x 18-15/16 x 8-11/16inch (181.0 x 482.0 x 221.0mm ).
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 Wharfedale Diamond 12.C is approximately 1065.2cm2 / 165.1inch2.
To get a better perspective on the real life size of Wharfedale Diamond 12.C, let's compare it with a standard size Compact Disc which has a diameter of 4.7inch (120mm).
Wharfedale Diamond 12.C Speaker Size Compared to a Compact Disc
WeightThe Wharfedale Diamond 12.C weighs 8.50kg / 18.7lbs per piece. Here is a comparison of how Diamond 12.C's weight compares with the average, max and min weights in its class.
Weight
All Center Channel Speakers
Weight
Center Channel Speakers under $500
Cabinet type and Materials
Wharfedale Diamond 12.C has a
Acoustic Suspension type cabinet. Acoustic Suspension loudspeakers aka Sealed speakers have no openings such as ports or slots.. They can be designed smaller, the bass is more accurate and tighter compared to ported designs but doesn't go as low on the lower end in general.
Speaker Feet
Wharfedale Diamond 12.C comes with
4 Self-adhesive rubber feet which you can use to secure your loudspeaker on the surface that you are putting on. 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.
Available colors
Wharfedale Diamond 12.C is available in White, Walnut and Black.
Does the Wharfedale Diamond 12.C come with a Grille?
Diamond 12.C comes with grilles. The purpose of the grille is to protect the delicate driver elements from external impacts while still allowing the sound to pass as clearly as possible.
Wharfedale Diamond 12.C with Grille
What's in the Box of Wharfedale Diamond 12.C?
Here are the items that are included inside the box of Diamond 12.C:
Center-channel loudspeakerGrille2 Jumper-bars(pre-installed)4 Self-adhesive rubber feetUser-feets Manual
User's Manual
For more information about how to setup, use and maintain the Wharfedale Diamond 12.C, use the direct link below to download the official manual document:
Download User Manual for Wharfedale Diamond 12.C
Official Brochure
Here is a link to download the official brochure for the Wharfedale Diamond 12.C speaker:
Official Brochure for Wharfedale Diamond 12.C
Official Product Page
Official manufacturer's product page for the Wharfedale Diamond 12.C speaker can be found below:
Official Product Page for Wharfedale Diamond 12.C
Warranty
5 Years of parts warranty and 5 Years of labor warranty is generally provided by the manufacturer.