KEF KC92 | Dual-Driver Subwoofer with Force Cancelling

70977
CHF2,599.00 Tax included
Supplier stock – typically 4 to 7 days
KEF KC92 in gloss black, active subwoofer with Uni-Core motor and two 22.86 cm drivers mounted back to back. It reaches down to 11 Hz for a maximum output of 110 dB.
Color : Black
Quantity
Supplier stock – typically 4 to 7 days

Gloss black KEF KC92 subwoofer at the foot of a speaker, wooden wall

Twice twenty-two centimetres

Two 22.86 cm drivers mounted back to back share a Uni-Core motor: the forces cancel before they reach the cabinet, which stays still while the cones work. Where the KC62 fits inside a basketball, the KC92 takes on 352.5 × 330 × 360.5 mm and 20 kg — and returns close to twice the level, 110 dB against 105.

Three-quarter front view of the subwoofer against a light background

Eleven hertz

The curve reaches down to 11 Hz at ±3 dB and covers up to 200 Hz. Below 20 Hz the ear gives way to the skin: the infrasound of a soundtrack is felt before it is heard. The KC92 goes there with no audible compression, which comes down to the ratio between cone area and the volume of air enclosed.

Side view showing the driver and its P-Flex surround

P-Flex surround

The pleated suspension resists the internal pressure of the cabinet instead of giving in to it. The cone therefore moves only when the signal drives it, without the stray movement a conventional surround lets through as the pressure rises. The bass reaches lower and the sound keeps its edges.

Rear amplifier panel with its connectors and controls

One thousand watts and connections

Two 500 W Class D amplifiers, 1000 W RMS in total, share the two drivers. The rear panel gathers an RCA phono input, a speaker-level input and the expansion connector for the KW1 wireless kit, sold separately. The low-pass filter covers 40 to 140 Hz, LFE mode included.

70977

Data sheet

Product Type
Subwoofer
Output power
1,000 W RMS (2 x 500 W RMS)
Width
33.0 cm
Depth
36.1 cm
Height
35.3 cm
Unit weight
20 kg

Specific References

UPC
70977
EAN13
0637203050817
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