In Reply to: RE: Chokes for MMG posted by Roger Gustavsson on December 14, 2017 at 01:43:53:
Thanks Roger. I never could prove claims against chokes in actual listening and operation with different amps, speakers, cables and setups along years of testing. I suspect that I would eventually have found something to worry about.I did certainly find that RC networks have a role. However, the change in sound experience is not of the same kind as one gets with chokes. Furthermore, the chokes deliver a different experience in Maggies than in dynamic speakers.
If someone cannot perceive this stuff, it does not mean that it is not real. The change is real; whether one perceives it as good, bad, or at all. And some of it is ALWAYS measurable even at SPL level. For example, this was a few weeks ago at home:
Counter-intuitively, while the chokes reduce SPL at the extremes by a couple of db's, the top end usually sounds smoother, more extended and undistorted. In fact, on "choked" Maggies, some folks with unbalanced L/R hearing -- for example -- tend to miss the added soundstage effects but may still perceive the top-end as improved. OTOH, those with limited upper frequency hearing may miss the tweeter improvement but could still perceive the soundstage effects.
On dynamic speakers it does not work the same way. Typically, "a change" happens with chokes, but it is not so much "appealing" as it is simply a perceived indistinct change. I suspect that internal crossovers get in the way. Perhaps someone could try with some Lowthers and see. Yet, on many Maggies at least the tweeter can easily be "choked" via the resistor jumper.
Edits: 12/14/17
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Follow Ups
- RE: Chokes for MMG - JBen 07:02:28 12/14/17 (0)