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  1. Duke

    Poll: Speakers closer to which wall(s)?

    Are your speakers positioned closer to the "front" wall (the wall behind them), or closer to either one or both of the side walls? Or something else? Also, you are all invited to post the actual distances. My speakers are up against the long wall of a room that is more that twice as wide as...
  2. Duke

    Studio monitor collaboration with Jeff Hedback of Hedback Designed Acoustics

    Multi-award-winning studio designer Jeff Hedback offered me the opportunity to bid on providing custom main monitors for a recording studio he designed, and his client accepted my bid. Jeff specified the tweeter height, outer dimensions, and look-down angle. The installation is in-wall, so the...
  3. Duke

    Reviewer recommendations?

    I'm looking for recommendations of loudspeaker reviewers located in the US who are considered credible by at least some members of this forum. I am doing my own investigation, but haven't kept up with the world of reviewers and their reviews. Unfortunately what I'm doing falls outside the...
  4. Duke

    Thoughts on high-performance speakers with a utilitarian finish?

    Like many speaker manufacturers my costs have been going up recently, with enclosure costs rising the most dramatically. Since my speakers tend to be large, enclosure cost has always been a high proportion of my total cost, and now that proportion is increasing. I don't like this trend...
  5. Duke

    Introducing Illusio Audio and its first product, the Alana loudspeaker

    Illusio Audio is a new high-end loudspeaker company that takes an innovative approach to loudspeaker/room interaction. In effect, we take the wide, uniform type of radiation pattern which consistently does well in controlled blind testing and divide it up into two narrow segments. We aim one...
  6. Duke

    Bruce Edgar, Rest in Peace

    Dr. Bruce Edgar passed away earlier this week. His contributions to audio include many excellent low-coloration horn designs based on the Tractrix curve, and a boundless, joyous, contagious enthusiasm. By profession he literally was a rocket scientist. Here is an interview conducted by Dave...
  7. Duke

    Looking for insights into Magico's amazing off-axis measurements

    The off-axis response of early generation Magico speakers was nothing special. Here are Stereophile's normalized horizontal off-axis curves for the Magico V3, and the radiation pattern mis-match between the 6" midwoofer and 1" tweeter in the crossover region is pretty obvious. We see the...
  8. Duke

    Speaker/room psychoacoustics demo at 2017 RMAF

    My little company, AudioKinesis, has been invited to participate in an "Innovations" room at RMAF 2017. The four Innovations rooms will all be on the Second Floor of the Tower, and the room I will be sharing with James Romeyn is Room 2014. The mandate for these Innovations rooms is, be...
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