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    Monitor Audio PL100-3G 'nominal impedance' vs 'minimum impedance'

    Agreed, but neither PLR nor PSR algorithms would measure more than the delta of the recording's (raw) quietest and loudest audio signal levels.
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    Monitor Audio PL100-3G 'nominal impedance' vs 'minimum impedance'

    c.f. A Beginner's Guide to Dynamic Range in Audio Production As shown, the Dynamic Range (DR) is the difference between quietest and loudest audio signal levels [e.g. measured in dB] -- regardless of how much amplification one ultimately applies to that audio signal. Every 10 dB increase of DR...
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    Monitor Audio PL100-3G 'nominal impedance' vs 'minimum impedance'

    Why provide as evidence the database sorted by Average DR (descending) rather than sorted by Maximum DR (descending) as was given? I stand by my original statement: The Dynamic Range DB includes many albums whose DR exceeds 26 dB.
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    Monitor Audio PL100-3G 'nominal impedance' vs 'minimum impedance'

    Correct, as was stated later in this thread, where IEC 60268-5 is the referenced "standard":
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    Monitor Audio PL100-3G 'nominal impedance' vs 'minimum impedance'

    The Dynamic Range DB represents a very small fraction of all recordings, but anyway lists quite a few recordings having a DR of more than 26 dB -- including many having a DR of 30 dB or more.
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    NAD M23

    Yep, that [knob] would do it. :p
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    Monitor Audio PL100-3G 'nominal impedance' vs 'minimum impedance'

    The two salient configurations are 1) Vertical Bi-Amp; and 2) Dual-Mono Amp: Bi-wiring a bridged M23 requires that the amp-ends of the speaker cables are able to span the 20cm distance between the M23's right-negative and left-positive terminals. My cables cannot span that distance, so I...
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    NAD M23

    where "They" = M33 & M23 M33: 435 x 133 x 396 mm (17 1/8 x 5 1/4 x 15 5/8 ”) M23: 435 x 133 x 381 mm (17 1/8 x 5 1/4 x 15 “) i.e. Same width and height, different depths.
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    Monitor Audio PL100-3G 'nominal impedance' vs 'minimum impedance'

    Subjective listening ... I have since listened for several hours to all three of the above configurations and bridged sounds best. I was mistaken to have even considered horizontal bi-amping as an option because the L/R channels of an M23 share a single power supply. Vertical bi-amping...
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    How much amplifier power is required?

    I'm late to the party, but I think some of you may be interested in the Dynamic Range DB [where DB = database]. The given link presents the CDs/downloads in sorted descending order by maximum DR [i.e. dynamic range]. This database is not comprehesive -- does not include every recording ever made...
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    Monitor Audio PL100-3G 'nominal impedance' vs 'minimum impedance'

    @Vladimir Filevski - Check out 'violent agreement'. I also noticed that you altered [added to] your post after I made my reply. There's an annoying delay between the time you post [or edit your post] and the time your post reaches this forum's web page. Summary: I accept your viewpoint.
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    Monitor Audio PL100-3G 'nominal impedance' vs 'minimum impedance'

    Ah, so we were in violent agreement all along. :)
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    Monitor Audio PL100-3G 'nominal impedance' vs 'minimum impedance'

    :) Don't do that! Let's get back to known facts rather than theoretics ... Even as I type this reply I'm listening to my PL100-3Gs being driven by a Moon W5 rated at 380W into 4 ohms. The unqualified prediction [e.g. amp input sensitivity] was that the speakers would destruct at 300W let alone...
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    Monitor Audio PL100-3G 'nominal impedance' vs 'minimum impedance'

    Try 'Penguins' from Lyle Lovett's 'I Love Everybody' album; fabulous dynamics on the snare [trap?] drum. Ditto on 'Ghetto of My Mind' from Rickie Lee Jones' 'Flying Cowboys' album. I don't have the 'dB' numbers handy, but I've read that they're quite high. Edit: According to the Dynamic Range...
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    Monitor Audio PL100-3G 'nominal impedance' vs 'minimum impedance'

    I agree that "It does not work that way." i.e. The PL100-3G's 'nominal impedance' is indeed 4 ohms, but never less than 4 ohms -- which was my original concern. In fact, the vast majority of the curve lies above 8 ohms. Both the bridged M23 and its connected PL100-3G will be fine. I think I...
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    Monitor Audio PL100-3G 'nominal impedance' vs 'minimum impedance'

    I agree, "It does not work that way.", but I'm confident that the M23 can deal with the PL100-3G's 4-ohm dips. There's a lot of music within those 4-ohm dips, but also a lot of music outside those dips. [My original concern was that the PL100-3G's 'nominal' impedance could fall below 4 ohms.]...
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    Monitor Audio PL100-3G 'nominal impedance' vs 'minimum impedance'

    While the M23 is rated at 400W into 4 ohms, the PL100-3G is most definitely not a 4-ohm loudspeaker. The above impedance curve shows that the PL100-1G -- specified as a 4-ohm loudspeaker -- has an average impedance of 10 ohms. I'm satisfied that the PL100-3G has a similar impedance curve...
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    Monitor Audio PL100-3G 'nominal impedance' vs 'minimum impedance'

    Every 10dB of a musical peak requires a 10x increase in power; a 30dB peak requires 10dB + 10dB + 10dB => 10 x 10 x 10 = 1000x power increase. If listening at an average power of 0.5W -- a modest listening level for most speakers -- then such a peak would require 500W. If the amplifier cannot...
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    Monitor Audio PL100-3G 'nominal impedance' vs 'minimum impedance'

    Musical peaks can consume 1000x the average power. [e.g. See: Average music power ...]. A speaker can handle clean musical peaks far in excess of the average applied power; such peaks can be delivered by a powerful amplifier. Conversely, a speaker would have difficulty with a clipped signal...
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