Head Gear Reviews by kstuart
  1. Sennheiser HD 449 Headphones

    4.00 star(s)
    First, I should note that I auditioned these both straight out of the box, without any break-in time and then later after 53 hours of break-in. Recent scientific studies have shown definite differences between new headphones and used headphones in frequency response; of course, "better" is a subjective impression outside the realm of science, but the studies confirm that reviewers are not imagining things. I heard no significant sound difference in this case, other than perhaps a little overall smoothness (so these are not phones that require major...
  2. Shure SRH1840 Headphones

    4.00 star(s)
    I auditioned the SRH-1840 straight out of the box, and was unsatisfied with the sound, so I decided to give them a period of break-in. Recent scientific studies have shown definite differences between new headphones and used headphones in frequency response. Of course, "better" is a subjective impression outside the realm of science, but the studies confirm that reviewers are not imagining things. I tried them again after about 20 hours of break-in and there was definite improvement in several areas of sound quality. So, I continued the break-in...
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