KEF: Jack Oclee-Brown on Making Affordable Speakers

Back in the early summer of 2017, Jack Oclee-Brown, KEF’s Head of Acoustics, visited John Atkinson to set up the KEF Reference 5 loudspeakers in his listening room. JA’s review of the Ref 5 was published in October 2017, and during Jack’s visit JA talked to him about the design of that speaker. But they […]

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KEF: Their Concerto speakers

Hi I have a pair of Kef loudspeakers, the baffle and drive unit assemblies look exactly like the Concerto’s but the cabinet dimensions are bigger 75x47x37 cm’s hwd, they are also finished in cream leather with white grills and a crome surround. The b139’s bass units have quite a wide alloy surround which i notice […]

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