In Reply to: "Once you go dipole you never go back." posted by MikeCh on June 2, 2016 at 07:17:53:
I personally feel that dipole bass radiators deals with room modes better because it does not excite them to begin with.
While I agree that dipoles load the room differently, room modes are still excited. How could it possibly be otherwise? If the loudspeaker is putting any energy into the room at an eigenfrequency, its mode will be excited.
The links you shared to Linkwitz's experiments include measurements which clearly show that the bass response is dominated by modal peaks and cancellation nulls in either configuration. The pattern is a bit different, but it's hard to say based on frequency response that one is better than the other.
What's more relevant to this thread is the low bass, since the OP is looking for a subwoofer to cover frequencies up to 40 or 50 Hz. I still don't see how a dipole subwoofer could be a viable option due to the two drivers cancelling each other.
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Follow Ups
- RE: "Once you go dipole you never go back." - Dave_K 07:49:03 06/02/16 (4)
- RE: "Once you go dipole you never go back." - MikeCh 08:05:56 06/02/16 (3)
- RE: "Once you go dipole you never go back." - Dave_K 15:57:17 06/02/16 (2)
- RE: "Once you go dipole you never go back." - MikeCh 16:44:49 06/02/16 (1)
- RE: "Once you go dipole you never go back." - Dave_K 10:49:06 06/03/16 (0)