At a glance
KEF Reference 1 in 4 facts
- Type: Bookshelf speaker, passive
- Frequency response: 45 Hz to 28 kHz
- Sensitivity: 85 dB
- Impedance: 8 Ω
Datasheet
The numbers
- Power type
- Passive
- Configuration
- 3-way
- Drivers
- 1x 1" Tweeter + 1x 5" Midrange + 1x 6.5" Woofer
- Frequency response
- 45 Hz to 28 kHz 40 Hz to 35 kHz extended
- Crossover frequency
- 450 Hz
- Sensitivity
- 85 dB
- Impedance
- 8 Ω
- Recommended amp power
- 50 to 300 W
- Maximum SPL
- 111 dB
- Distortion (THD)
- 0.4 %
Cabinet
Cabinet & connections
- Enclosure type
- Ported (Bass Reflex)
- Port tuning frequency
- 38 Hz
- Bi-wire capable
- No
- Removable grille
- Yes
- Connectivity
- Wired
Physical
Dimensions, weight, placement
- Recommended placement
- Stand
- Height
- 17.4 in 442 mm
- Width
- 8.3 in 211 mm
- Depth
- 14.1 in 358 mm
- Colors
- Gloss White High Gloss Piano Black Rosewood Walnut
Availability
Where to buy
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