However, one interesting thing I do seem to be noticing is that the KEFs are a bit more forgiving of not only listening position, but also of phase in recordings. ... wave-guide/phase-plug an Altec-Lansing invention? I recall the majority are either neutral (yay!) Het gemiddelde van deze professionele recensies is 100 van de 100. So the whole thrust of [the Blade] is really to take this idea of let's try and create a single, pure sonic source as far as we possibly can. Als jarenlange leden van EISA, zijn de collega's van FWD nauw betrokken bij de selectie van de winnende producten. ENQUIRY WHERE TO BUY EXPLORE THE Reference series [T]o fix that problem, we use very low-profile surrounds. . I have been using the 207/2 for a loooong time and they still do it for me. Hi-Fi product list for KEF. Compact three-way centre speaker In smaller environments, Reference 2c has the power to immerse you in your music or the action on screen as much as its larger sibling. . Also, the treble rolloff compared to the Blade 2 was interesting and unexpected. You've then only got the single Uni-Q on the front, so the front of the cabinet can be shaped whatever you like, and so we could make it a very smooth surface to minimize diffraction.'". Was initially a little confusing. The KEF Reference 1 is a music lover's speaker. View Quick Start guides, frequently asked questions, user manuals & check for the latest KEF firmware updates. B&O stuff is kinda overly strange looking. Hand-built in Maidstone, UK. KEF's Uni-Q concept, introduced in 1989, is now in its eleventh generation. Is what this article is saying about the port length effects consistent with this? Kef Reference 5 Speakers. [Y]ou cover up the diaphragm, and then you can choose exactly which areas of the dome you want to radiate sound. Uni-Q’s inherently wide, even dispersion also makes it the perfect rear channel speaker in a serious home theatre system. The last two photos on page 2 are not of the Reference 5. In smaller spaces, Reference 2c has the power to immerse you in the music or the action on screen as much as its larger sibling. While the woofer frames are internally braced, they're connected to the aluminum baffle via lossy damping. but not phase coherent. The organ in Bates Recital Hall (interesting, adjustable acoustics in Bates) or the one in the old Music Building (the one that had the beautiful reverb)? Clever engineering and excellent build complete the package – read the review at What Hi-Fi? Because if I don’t then I need to know how the red trace in Figure 7 represents greater directivity. . KEF Reference 5 Speaker. . However, I think what you mean (please advise) is that the reference 5’s greater dispersion (rather than directivity) comes at the expense of on axis high frequency SPL. [T]he surround is a continuation of the cone.". : If the REF-5's are simply an extension of the REF-1's, it's a superb loudspeaker. The artist was probably both annoyed and relieved (never heard back about it) but the 2nd half turned out quite nicely. I have a sweet spot for the mid-range which most of the Kef line reproduce with almost perfect claity. Toen ik in 2014 werd uitgenodigd om een kijkje te gaan nemen bij de fabriek van KEF in het Engelse Maidstone ging een lang gekoesterde droom van me in vervulling. Testseek heeft 9 professionele recensies verzameld voor KEF Reference 5 floorstanding speakers. How do we get as much as possible of the Blade's performance, but now do it in a conventional loudspeaker and put the drivers on the front? ". FWD en HiFi.nl feliciteren de EISA-winnaars! KEF Ci software provides in-ceiling speaker placement tools and software updates to make every room sound its best. In effect, the shorter ones offer a punchier response but don’t go as low, so are better if the speakers are closer to the front wall. I've not yet seen them in person but they look stunning in the pictures. Additionally, your comment on Figure 7 . MF/HF Uni-Q array, with a sensational 1in. Fast & Free shipping on many items! I struggle to remember the last speaker review I read in Stereophile that described the sound as a bit too sweet. Keep 'em! De gemiddelde score geeft aan hoe professionals dit product waarderen. . I urge you to download and read KEF's excellent (informative) White Paper that at once is both technically astute and easy-to-read. But coming from the Thiel CS3.6, which is both time and phase coherent with 1st order crossovers, I don't hear any major differences in imaging. We are recognised in the history of loudspeaker development as one of the most important contributors and a great deal of our research has been published at well respected professional institutions, including the Audio Engineering Society and the Institute of Acoustics. While I was also surprised at the fact that the midrange is in negative polarity to the tweeter and woofer, I would think that any negative effects might be mitigated by the fact that the tweeter is located in the center of the midrange in a concentric fashion. My system utilizes a Cambridge Soundworks powered sub which adds the bass Kef somehow misses, for the exception of the Reference 4's. Do you have any issues with clipping at that frequency when taking your measurements with FuzzMeasure, if so, how do you deal with it to assure that the rest of the spectrum is not affected (maybe it doesn't matter)? Hi John, Need support with your KEF speakers? Jack Oclee-Brown, KEF's Head of Acoustics, visited to help set up the Reference 5s in my room. . GP Acoustics, bekend van de merken KEF en Hegel komt met KEF Muon, Blade’s & Reference 5.1 naar de Audio Show iEar op 31 oktober en 1 november. De speaker ging er met de award ‘European High-End Audio 2014-2015’ vandoor. KEF provides a choice between interchangeable long and short ports to optimize the speaker's low-frequency performance for specific rooms. Muziek en film Reference series (19 pages) Speaker System KEF C series Service Manual. Replaced the final image with one more appropriate; the one above it is a closeup of the loudspeaker's outrigger base. Klik hieronder om naar Testseek te gaan voor alle productbeoordelingen, -testen en -conclusies. "The waveguide of the Uni-Q naturally narrows the directivity as you go higher in frequency, and if we guide it a little bit more with this flare, we can minimize how much sound arrives at [the baffle edges]. KEF provides a choice between interchangeable long and short ports to optimize the speaker's low-frequency performance for specific rooms. Standing at an impressive 140cm high, the this tall three way design floorstander is the culmination of a huge amount of research and development. The sound from the midrange unit therefore doesn't meet any boundaries as it propagates? Of all the speakers I have most enjoyed in recent years, two were from British manufacturer KEF: the LS50 Anniversary Model ($1500/pair), which I reviewed in, Recommended A+ , probably should be in Ach.Digest, phase/time coherence and crossover slopes, Wilson Audio Specialties SabrinaX loudspeaker, Electro-Voice Model Two & Model Six loudspeakers, Piega Premium Wireless 701 wireless loudspeaker system, Wilson Audio Specialties Sasha DAW loudspeaker, Pass Laboratories XP-32 line preamplifier, Counterpoint Natural Progression NPS-400 power amplifier, The FTC Proposes Eliminating Its "Amplifier Rule", Re-Tales #5: Pro audio and hi-fi cross over, Acoustic Geometry Room treatments (before & after), My current and likely the last home audio setup, Recording of February 2021: Newvelle Records Season Five, Recommended Components: Fall 2020 Edition. As long as they sing nearly as well as they look they'll be big hits ( especially with the Wife's decorator). This and far more is discussed in this excellent White Paper. Als de kogel door de kerk is en de awards toegekend, willen we dan ook graag onze felicitaties geven aan de winnende merken. . betcha the rest of the UK speaker outfits are a bit envious. [I]n acoustics you really like pulsating sources—sources which are moving radially, so the surface gets bigger and smaller, as if you're blowing up and letting air out of a balloon. :-) Wim. The Reference 5's specified sensitivity is 90dB/2.83V/m; my estimate was slightly lower, at 89.1dB(B)/2.83V/m. Ervaar authentiek Brits audio geluid met KEF's bekroonde Hi-Fi systemen, draadloze speakers, home cinema speakers, koptelefoons en meer. De Reference 5 van KEF is in de prijzen gevallen tijdens de EISA. With Blade, the whole idea was then to say, 'Why are we restricting ourselves just to the mid and treble? So for something that looks like a hard-edged box, you get much less diffraction than you would see if the tweeter were just on the baffle.". . . Personally, I believe the Reference 3 may be the best choice -and sounding. ADVIESPRIJS € 4500,- Bekijk en vergelijk luidsprekers. Great review and video interview! Also, enjoyed the review, I've been curious about the differences between this and the blade 2. Product ambassadeur Johan Coorg was onlangs in Nederland en nam twee presentatie-filmpjes op bij Poulissen Audio Video Center. Fidelity across the midrange and treble is outstanding, and the transitions imperceptible. The Kef Reference 5 Speakers are available for demonstration in our Hull store. I reviewed the R207/2 in February 2008 and my system has undergone many changes since I last listened to it. Buy Now! Among other topics we discussed in a video'd interview, I asked him what, specifically, KEF had done to get so much of the Blade's sound quality from a conventionally styled cabinet with the woofers on the front baffle, as they claim they have. Even if they drivers were in the same phase, this design still wouldn't be phase coherent because the driver crossovers aren't 1st order. I really noticed the difference on certain recordings with the Thiels, not nearly as much so with the KEFs. My colleague Mark [Dodd] was really the guy who originated the idea of saying, 'Let's put just the Uni-Q on the front, and you could put the bass drivers much closer to the Uni-Q than you would be able to otherwise. A/V amps and Receivers have their limitations Good Luck! Try. It's a great time to upgrade your home theater system with the largest selection at eBay.com. "It is exactly the same thing [as a D'Appolito configuration], except that now you don't have a tweeter, you have a Uni-Q instead, and that means that [the] crossover frequency for the D'Appolito array can be much lower. In samenwerking met KEF, Hegel en Audioquest presenteert Overgaauw een  driedaagse audioshow waarin de nieuwe modellen uit KEF's ‘The Reference’ serie in een aantal luistersessie’s worden gepresenteerd. Discuss: KEF Reference 3 - speakers Sign in to comment. Whereas the Blade Two's woofers are mounted in pairs on its side panels, the Reference 5's 6.5" woofers are all mounted on the front baffle. In kleinere luisterruimten heeft Reference 2c de kracht om je evenveel onder te dompelen in muzikaal drama en intense dialoog als zijn grotere broer. bass drivers positioned perfectly above and below KEF’s latest 5in. So even if you don't give a hoot about the technical wizardry that went into its design, that's fine -- … "The Tangerine—technically, it is a type of compression driver. Rating: (7,220 views : 0 votes : 0 reviews) KEF 104.2 - 104/2 and that's just to get the sound from the tweeter started traveling down the waveguide. . In current Uni-Q drivers the tweeter dome is mounted behind a complex grille called the Tangerine. KEF is a world renowned British speaker manufacturer offering the very best speakers for home audio. The Reference 5 is KEF’s passion for perfection embodied in a tall three-way floorstander that aligns four powerful, extremely linear 6.5in. Ik weet niet meer of ik ze in 1984 of in 1985 kocht, maar mijn eerste ‘echte’ luidsprekers waren de kleine maar fijne Chorale III van KEF. I had originally gone with Neumann KM86's in crossed fig. KEF Reference 1 review: KEF’s Reference 1s are brilliant all-rounders that work superbly across a wide range of music, systems and rooms. Product afmetingen (Breedte x Diepte x Hoogte), Aanbevolen versterker vermogen, minimaal / maximaal. [But] with the Reference we are very aware that these speakers are things that people have to put in their houses, and they have to live with and see every day—and the Blade looks, in my mind, spectacular, but in other people's minds, 'dreadful' . . http://www.preservationsound.com/wp-content/uploads/2012/09/Altec_Model_15_18_1977.jpg. Features Fullscreen sharing Embed Statistics Article stories Visual Stories SEO. . FireFox of Safari. Uni-Q point source driver array flanked by two powerful 165mm (6.5-in.) Ik heb daar tot ver na mijn studentenjaren met veel plezier naar geluisterd in mijn huiskamerset. MF/HF Uni-Q driver array. Met een 125 mm Uni-Q-puntbron driver geflankeerd door twee krachtige 165 mm basdrivers onthult de Reference 2c dynamiek en ruimtelijke precisie … As someone who has recently moved into a room that's a bit bright, I now recognize that a bit of sweetness can be just what the doctor ordered, especially for those who recordings aren't impeccable. “However, the Reference 5's greater directivity above 5kHz results in a response that slopes down more in the top two octaves than the Blade Two's response, and actually resembles that of the Magico S5 Mk.II, which I reviewed” . besprekingen, KEF Muon, Blade’s & Reference 5.1 op Audio Show iEar, Show met KEF, Hegel en Rivasono bij AudioExpert, KEF in Maidstone - Fabrieksbezoek met een persoonlijk tintje. ", The low diffraction is obviously a big challenge, Oclee-Brown continued, but he pointed to the "shadowing"—the profiled ring on the front baffle around the Uni-Q. . Bezoek KEF. 19 WINKELS. Edit: lookin' through, like the new photos/progression. With a 125mm (5-in.) How do the 2 loudspeakers compare? PS UT eventually replaced the organ in the recital hall. . 5. but I think it's a closeup of the Reference 1's stand (see link): https://www.kefdirect.com/speakers/hi-fi-speakers/the-reference/bookshelf-speaker-stand-reference-1.html. The last one is the Reference 3, the one above... dunno what it is but it ain't the Referene 5. So I have replaced that one with a cutaway picture of the Reference 5's enclosure. You normally, in pro audio, do that to make it more efficient, but in this case we are doing it to solve a particular problem. Cheers and all the best wishes for 2018! If the equipment preceding the KEF (Reference) is up to snuff, you will be left thrilled by its sheer accuracy, delicacy, nuance, explosive dynamics and sheer realism. I asked Oclee-Brown if the shape of the Uni-Q tweeter's dome is different from that of a conventional tweeter. . Speaker System KEF REFERENCE 1 Owner's Manual (25 pages) Speaker System KEF 102 Installation Manual. Need support with your KEF speakers? When only the best is good enough, KEF’s REFERENCE speakers provide perfect reproduction of sound. The Blade Two may sound superb, but its idiosyncratic styling—it resembles an old-fashioned straight-edge razor stood on end—was not for everyone. However, in Figure 9 where you say the results suggests optimal Xover design . Not many expensive loudspeakers (to my knowledge) have and/or reveal some basic design elements; including enclosure/baffle board material composition, bracing choices, driver fastening method (KEF REF uses 6-8 BOLTS per driver -with the critical MF/HF driver no less bolted to a steel plate) and or crossover considerations -and implementations. De KEF Reference 2c is een compacte drie-weg high end center kanaal luidspreker. . Magnifiek is het enige woord dat in de buurt komt. the sound has to originate from one point in space, but it also has to be matched [in terms of] directivity, so at the crossover you need the tweeter directivity to match up with the midrange. The KEF REFERENCE Series of speakers combines phenomenal high-fidelity performance with complete multi-channel home theater diversity. These speakers will also take just about as much power as a resonable and responsible person can throw at them. . These each have a shallow aluminum diaphragm, and as with the Blade, the voice-coil drives the diaphragm via radial ribs to allow the free flow of air, and also to control the diaphragm's breakup modes. 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, large scale sound stage. KEF offers three colours for the R Series but, unusually, this applies to the whole speaker rather than the cabinet. So this speaker design could still be time coherent (?) Your story about the HVAC system noise reminded me of the time I recorded a visiting guitarist at The University of Texas in like '91, don't remember his name but he was quite good. To me, it seems there has been a design compromise, where some on axis high frequency SPL/response has been sacrificed so that off axis high frequency SPL/response performs better. What would happen if we tried to do the bass as well, and how would that look?' [I]f you go low enough, you get lobe-free vertical dispersion. KEF Reference retailers will help you plan how to combine models including the THX Ultra Certified Architectural in … . bass drivers the Reference 2c reveals dynamics and spatial precision with absolute clarity. "Exactly. De gloednieuwe KEF Reference zal centraal staan in de grote zaal maar er is nog veel meer te beluisteren. Just curious, what is the magnitude of your resonance at ~30 Hz without smoothing? "The focus of the Uni-Q is to deliver sound as if . The drivers are a work of art alone. With KEF's superlative new 125mm (5 inch) MF/HF Uni-Q driver array and four 165mm (6.5 inch) bass drivers, the Reference 4c reproduces every last detail exactly as the director or the artist intended. But I think you still have many years ahead of you with the R207/2s. Each pair of woofers is loaded by a port on the rear, these offset from the cabinet's center line and flared on both ends to minimize turbulence. Het komende weekend organiseert AudioExpert in Den Bosch een luistershow rondom de KEF Reference 5.1 set. I asked what that does. Voor muziek of film, het onthult nooit eerder opgevallen details met de volledige kracht van de voorstelling. View Quick Start guides, frequently asked questions, user manuals & check for the latest KEF firmware updates. For instance, any discontinuities between the mid frequency and high frequency driver will be exacerbated by having them out of phase; and the avoidance of acoustic scattering effects at the surrounds and other areas of discontinuity within KEF’s coaxial design has been one of the evolution drivers for a long time. Dat klinkt misschien een beetje dramatisch, maar laat ik er dan even bij vertellen dat ik mijn eerste schreden op het pad van de echte hifi lang geleden zette door een paar compacte KEF C... U gebruikt een oude browser, installeer een nieuwe versie van Internet Explorer, of maak gebruik van Chrome, Design . KEF was founded on innovation and new technology. . SPECIFICATIES PRIJZEN NIEUWS REVIEWS. Need support with your KEF speakers? . ps. I am not sure about that. PRODUCT DETAILS DEALERS MEER VAN DIT MERK Merk: KEF: Serie: Reference: Aantal drivers: Tweeters 1, Midranges 1, Woofers 4 Luidspreker montage: Vloerstaander Passieve / actieve luidspreker: Passief Wiring: Bi-wiring AANGEBODEN IN. C series 2-way bookshelf speaker (12 pages) ... Podłącz wtyczkę audio KEF do gniazda w tylnej części nadajnika. . KEF SP1413X – Reference 2, RDM 1, RDM 2, RDM 3, C75, 103/4, 105/3 Tweeter – NLA (Discontinued- contact us for option)
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