In Reply to: Estelon Diamond Mk2 posted by mark.korda@myfairpoint.net on December 2, 2024 at 15:15:33:
>I went to John Atkinsons measurements and a graph caught my eye. There
was a big saddle at between 40 and 200Hz as John A. noted.I couldn't
understand John's explanation for this...<
I explained in the review, as I always do when discussing my loudspeaker
measurements, that the peak between 40Hz and 200Hz in the complex sum
of the nearfield responses of the midrange unit, woofer, and port is due to
the nearfield measurement technique, which assumes the baffle extends to
infinity in both planes. This means that the loudspeaker is firing into
hemispherical space rather than a full sphere, which boosts the low
frequencies. See the explanation at the link below. The Estelon's low-
frequency alignment is actually maximally flat.
John Atkinson
Technical Editor, Stereophile
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Follow Ups
- RE: Estelon Diamond Mk2 - John Atkinson 05:30:27 12/03/24 (5)
- Push around - Bill the K 22:56:56 12/18/24 (0)
- RE: Estelon Diamond Mk2 - mark.korda@myfairpoint.net 10:41:27 12/03/24 (3)
- RE: Estelon Diamond Mk2 - John Atkinson 12:17:13 12/03/24 (1)
- John: The graph I find hardest to interpret is the horizontal response . . - Brian H P 16:29:58 12/03/24 (0)
- It is also why - E-Stat 11:22:19 12/03/24 (0)