Excludes stands. All the jaw-dropping performance and innovative engineering pioneered for the critically acclaimed LS50 studio monitor, and then some. Reference 1 pairs KEF’s latest 125mm (5 inch)...
Excludes stands. All the jaw-dropping performance and innovative engineering pioneered for the critically acclaimed LS50 studio monitor, and then some. Reference 1 pairs KEF’s latest 125mm (5 inch) MF/HF Uni-Q driver array with the sensational new 165mm (6.5 inch) alloy cone bass driver to create a compellingly realistic sound stage out of all proportion to its size. Mounted on shelves or stands, Uni-Q’s inherently wide, even dispersion also makes it the perfect rear channel speaker in a home theatre system that effortlessly reveals all the subtleties encoded in modern soundtracks.
Model - REFERENCE 1
Design - Three-way Bass Reflex
Drive Units - Uni-Q driver array:
HF: 25mm (1in.) vented aluminium dome
MF: 125mm (5in.) aluminium
LF: 1 x165mm (6.5in.) aluminium
Frequency range free field (-6dB)
- Short port: 40Hz - 45kHz
- Long port: 37Hz - 45kHz
Frequency range typical in room bass response (-6dB) - 30Hz
Frequency response (±3dB) - 45Hz – 35kHz
Crossover frequency - 350Hz, 2.8kHz
Amplifier requirements - 50-200W
Sensitivity (2.83V/ 1m) - 85dB
Harmonic distortion 2nd & 3rd harmonics (90dB, 1m)
- <0.5% 40Hz – 100kHz
- <0.2% 200Hz – 10kHz
Maximum output (peak sound pressure level at 1m with pink noise) - 111 dB
Impedance - 8Ω (min. 3.2Ω)
Weight - 18.2kg (40.1lbs.)
Dimensions (H x W x D) (with grille and terminal)
- 440 x 205 x 430 mm
- (17.3 x 8.1 x 16.9 in.)
Finishes - Deep Piano Black, Satin American Walnut, Luxury Gloss Rosewood
Innovation has always been at the core of KEF and one of the main things that sets it apart from the competition. Founded in 1961 by Raymond Cooke OBE, a former BBC electrical engineer, Cooke was keen to experiment using new materials and technologies to produce superior sounding acoustic products. Throughout the past 50 years KEF has led the industry and pioneered new technologies that have pushed the boundaries in acoustic speaker design.
From Hi-Fi speakers through Wireless speakers to Home Cinema sound systems, KEF has an impressive range of stunning sounding speakers that will help you redefine a great listening experience. Fill your room with sound and be transported into the movies with the KEF R500 5.1 home cinema pack which includes a set of KEF R500 floor standing speakers for truly impressive sound.
Audiophiles and music enthusiasts the world over love KEF loudspeakers and their range of speakers regularly win industry awards not just for their innovative design and features but for the quality of their sound. If you’re looking to upgrade your hi-fi’s speakers then look no further than the great value KEF loudspeaker range.