Harley Lovegrove, Technical Director of Pearl Acoustics and the designer of the Sibelius loudspeaker talks about loudspeaker design and compares two completely opposite approaches, from the small, compact, sophisticated crossover of the LS3/5A , BBC monitor, versus the big, very simple, no crossover, pure acoustic transducer. This video explains the history of both with reverence and respect to the BBC's timeless design.

The intro. music is 'Philia' written and performed by Stefan Meylaers, and taken from his piano suite 'The Four Loves'.
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