Description
Video Review:
KEF R11 Overview
The KEF R11 Floorstanding Speakers stand out as powerful audio companions, featuring a three-way bass reflex design that combines elegance with cutting-edge technology. The Uni-Q Driver Array incorporates a vented aluminum dome tweeter and a 5-inch aluminum cone midrange driver, ensuring detailed and accurate sound reproduction. The bass is handled by four hybrid aluminum drivers measuring 6.5 inches each. With crossover frequencies set at 400Hz and 2.9kHz, these speakers deliver a frequency range extending from 30Hz to an impressive 50kHz (-6dB). The R11s exhibit a typical in-room bass response down to 26Hz (-6dB), providing a deep and immersive low-frequency experience. With dimensions of 1295.5 x 310.6 x 383.5 mm and a weight of 37.7 kg, these speakers make a bold visual statement. Harmonic distortion is kept minimal (<0.3%) across the frequency range, even at high volumes (90dB, 1m). These speakers boast a nominal impedance of 8 Ohms (min.3.2 Ohms), a sensitivity of 90dB (2.83V/1m), and a maximum output of 113dB, making them suitable for amplifiers ranging from 15 to 300W. The KEF R11s are a testament to audio engineering excellence, delivering a premium listening experience with a wide soundstage and impressive clarity.
KEF R11: Top 10 Key Features
1. Driver Material: The KEF R11 Floorstanding Speakers feature a Uni-Q Driver Array with a 25mm (1in.) vented aluminum dome for the high frequencies (HF), a 125mm (5in.) aluminum cone for the midrange frequencies (MF), and four 165mm (6.5in.) hybrid aluminum cones for the low frequencies (LF).
2. SPL Levels: These speakers offer a maximum output of 113dB, providing a dynamic and powerful sound experience, and a sensitivity of 90dB (2.83V/1m) for efficient performance.
3. Impedance Rating: With a nominal impedance of 8 Ohms (min.3.2 Ohms), the KEF R11s are compatible with a wide range of amplifiers, providing flexibility for audio setups.
4. Speaker Type: Designed as a three-way bass reflex system, the speakers combine elegance with advanced technology, ensuring a balanced and impactful audio output.
5. Dimensions and Weight: The speakers have dimensions of 1295.5 x 310.6 x 383.5 mm, making a bold visual statement, and weigh 37.7 kg (83.1 lbs.), ensuring stability.
6. Crossover Frequencies: Precise sound separation is achieved with crossover frequencies set at 400Hz and 2.9kHz, allowing each driver to handle specific frequency ranges for optimal performance.
7. Frequency Range: The speakers deliver an impressive frequency range from 30Hz to 50kHz (-6dB), capturing the full spectrum of audio frequencies for a detailed listening experience.
8. In-Room Bass Response: Achieving a typical in-room bass response down to 26Hz (-6dB), these speakers offer deep and immersive low-frequency reproduction.
9. Frequency Response: The frequency response ranges from 46Hz to 28kHz (±3dB), ensuring a well-balanced sound signature across different audio genres.
10. Harmonic Distortion and Amplifier Power: With harmonic distortion kept below 0.3% from 120Hz to 20kHz (90dB, 1m), and a recommended amplifier power of 15-300W, these speakers provide distortion-free audio with the capability to handle varying power inputs.
KEF R11: Common Questions
Q1: What is the price of the KEF R11 floor standing speaker?
A1: The price of the KEF R11 floor standing speaker may vary depending on the retailer and any ongoing promotions or discounts. For the best price, we recommend checking with authorized KEF dealers or reputable online audio equipment retailers.
Q2: What are the key features that make the KEF R11 stand out?
A2: The KEF R11 stands out due to its three-way driver configuration, featuring a 12-inch bass driver and the Uni-Q driver array for precise sound dispersion. Its robust build, elegant design, and wide frequency range contribute to its exceptional audio performance.
Q3: Is the KEF R11 suitable for home theater setups?
A3: Yes, the KEF R11 is an excellent choice for home theater enthusiasts. Its accurate sound reproduction, powerful bass, and ported design make it well-suited for creating an immersive cinematic experience.
Q4: What amplifiers or receivers pair well with the KEF R11?
A4: The KEF R11 pairs best with high-quality amplifiers or AV receivers that can provide ample power and control. It's recommended to consult KEF's official website or contact an authorized dealer for specific amplifier recommendations.
Q5: Does the KEF R11 come with different finish options?
A5: Yes, the KEF R11 is available in various finish options, allowing you to choose the one that complements your room's decor. Common finishes include gloss black, gloss white, and more.
Q6: Can I buy the KEF R11 online?
A6: Yes, you can purchase the KEF R11 online through authorized KEF dealers or reputable audio equipment retailers. Be sure to verify the authenticity of the seller and check for any ongoing promotions or discounts.
Q7: Does the KEF R11 require a subwoofer for deep bass?
A7: While the KEF R11 has a 12-inch bass driver that delivers impressive low frequencies, adding a subwoofer can further enhance deep bass performance, especially for dedicated home theater setups or larger rooms.
Q8: Is the KEF R11 suitable for both music and movies?
A8: Yes, the KEF R11 is versatile and can excel in reproducing both music and movie soundtracks with clarity and precision, making it a great choice for multi-purpose audio setups.
Q9: What is the warranty period for the KEF R11?
A9: The warranty period for KEF products may vary by region and retailer. It's advisable to check with the retailer or refer to KEF's official website for warranty details and terms and conditions.
Q10: Are there any special placement considerations for the KEF R11 speakers?
A10: Proper speaker placement is essential for optimal performance. It's recommended to position the speakers at ear level, away from walls, and with some distance between them for the best soundstage and imaging. Experiment with placement to find the ideal position for your listening environment.
KEF R11 Spec
KEF R11 Info Sheet
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It depends on where you are and what you are ordering. All types of speakers will take minimum 4-5 business days as per the delivery location. Products that are not magnetic can be delivered faster if customer agrees to bear air-freight cost.
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Please note that if the transit damage is limited to the packaging e.g. tampered boxes or broken thermocols then the product is not eligible for replacement until and unless there's any technical issue with it internally.
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