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    Spires rear distance placement with room treatments...

    Guys: I appreciate your helpful responses to my question above. I thought the answer would be simpler as I assumed the science would be clearer on this subject. I will try to solicit some advice from the manufacturer as he'd have the absorption data for my panels. I actually found a youtube...
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    Right amp for the Montis

    I also have his SS amps from Sunfire(TGA7401), a 7 channel 400W/Ch amplifier which also sounds great. I'm curious to find out which of his amps you got rid of...
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    Right amp for the Montis

    Both will do fine with the Montis but I have the 350W version for my Spires....
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    Right amp for the Montis

    Steve: Have you looked at Bob Carver's new tube amplifiers at http://www.bobcarvercorp.com/ I use them on my ML Spires and they sound fantastic and rock plenty with lots of headroom to spare:rocker: They are designed to be used for tough loads such as Xstats or Apogees with impedances down to...
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    Spires rear distance placement with room treatments...

    18'X20'... I have 2 sealed subs (SVS SB13 Ultras). I wanted to gauge the bass of the Spires when playing stereo sources only and that's when I found out the bass was lacking and hence the idea for moving them closer to the wall, if warranted. Is it recommended to place room treatments behind...
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    Spires rear distance placement with room treatments...

    Hi All: I have ML Spires currently approx. 3 feet from the back wall. The back wall high-frequency room treatments from Ready Acoustics (http://www.readyacoustics.com/acoustic_panels.html) that have an absorption range from 250Hz to 20KHz. Does this mean I can place the Spires closer to the...
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    Right amp for the Montis

    Sorry for the late response .... This response was taken from the major listening position, about 13 feet away from the speaker.
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    Right amp for the Montis

    Response of Spires with My Carver VTA305M tube-based monoblocks. I have the Carver 305W Monoblocks (Cherry VTA305) with a stated output impedance of 1.6 ohms driving my Spires which use the same panel as the Montis. I plotted the frequency response of my room and noticed a 10dB slope off...
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    Dynamo 1000 Playing Low - Blame the Movers?

    Open the subwoofer plate to check for disconnected wires. If the design has pots, chances are they 'turned' during the move reducing the gain of the amp. In this case return the sub to ML.
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    Martin Logan Aerius and JRDG M1 amplifier

    So assuming a primarily 8 ohm load, you'll get a maximum SPL of 89 + (10*log(60)) = 107 dB at 1 meter(!) as the amp produces 60W into 8 ohms. Assuming a primarily 4 ohm load, you'll get a maximum SPL of 89 + (10*log(120)) = 110 dB at 1 meter as the produces 120W into 4 ohms. Assuming a...
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    I purchased an Anthem mca 5 series 11, will it have enough juice

    Though i have no direct experience with this amplifier, its specs into 8, 4 and 2 ohm loads is impressive indeed, so problem driing ML speakers notorious for difficult loads at high frequencies. Look at the last page 8 of their brochure here at http://archive.anthemav.com/OldSitev1/pdf/mcalit.pdf
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    Martin Logan Aerius and JRDG M1 amplifier

    What is the rated efficiency of the Aerius?
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    Spire vs Montis Ohm rating?

    HQ Music formats sampled at 96KHz and 192KHz via SACD, BD or DVDA is where you'll ever get to meet the harmonics at 20KHz and beyond and at amplitudes much lower than the ones you can actually hear. Movies not so much as the emphasis is on dialog and low frequency special effects. I recently...
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    Spire vs Montis Ohm rating?

    I believe its more due to the manufacturing tolerances than intentionally different xover design. A case in point for my Spires is how both speakers with identical bill-of-materials but have different times when they shutoff when there's no audio signal. One shutoff first then about 1-2 minutes...
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