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KEF Blade User Manual

KEF Blade
13 pages
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owner’s manual
Blade
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KEF Blade Specifications

General IconGeneral
Sensitivity90dB (2.83V/1m)
Impedance4 Ohms (min. 3.2 Ohms)
Amplifier Requirements50-400W
Maximum Output117dB
Nominal Impedance4 Ohms
DesignFour-way bass reflex
TypeFloorstanding
Drive UnitsUni-Q driver array: HF: 25mm (1in) vented aluminium dome, MF: 125mm (5in) aluminium; LF: 4 x 225mm (9in) aluminium
Harmonic Distortion<0.5% 40Hz - 100kHz

Summary

Important Safety Information

Safety Precautions and Handling

Read manual, follow unpacking, secure cables, use proper tools, and avoid direct electrical connection.

General Care of Your System

Maintenance Guidelines

Avoid temperature extremes, damp, and direct sunlight. Clean with KEF cloth, avoid spirit cleaners.

Installation and Operation

Unpacking, Handling, and After Care

Instructions for unpacking, inspecting for damage, and retaining packaging for KEF Blade speakers.

Adjusting the Feet and/or Spikes

Guidance on leveling KEF Blade speakers using spikes and locking nuts for stability and optimal performance.

Speaker Placement and Room Acoustics

Guidelines for positioning speakers and managing room acoustics for best stereo image and sound.

Amplifier to Speaker Connections

Details on connecting KEF Blade speakers to an amplifier using various terminal types and cable quality.

Amplifier Requirements and Power Handling

Information on suitable amplifier power outputs and precautions for power handling to avoid damage.

Single, Bi-wire, and Bi-amp Connections

Explanation of different speaker cable connection methods: single, bi-wire, and bi-amp for KEF Blade speakers.

Specifications

Technical Details and Finishes

Description of KEF Blade speaker specs: drive units, frequency response, sensitivity, impedance, dimensions, and finishes.

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