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In the Forum: Audio Discussions
In the Thread: Initial thoughts about new/old Lamm ML2s
Post Subject: Paying the price...Posted by jessie.dazzle on: 3/12/2007
Well, I could not agree more.

I've had a pair of ML2s connected for the past several months. I say it like that because I have not yet seriously worked with them, as I am still building the horns that they will drive.

I connected the ML2s first just as an experiment to drive a pair of Upper Mid horns, which sounded beautifully delecate but very concentrated when playing all alone.

So good that I left the experiment in place, and now have the amps driving all of what currently exists of my horn project... some horns, and some drivers without horns, (5 per channel), with simple 1st order crossovers. So basically just a left and right pile, that play while I work on the remaining horns.

Even at this stage, I seem to be growing physically dependent on what all this stuff is starting to do with sound. I am not exaggerating when I say that I have not once reconnected my previous speakers (which are quite excellent as "normal speakers" go); even though it would be a simple matter, as they are still sitting right there.

I have also noticed a shift in the music that most often stops me in my tracks, usually while working (further hampering progress on the horns)... Romy calls it "content-loaded" music... well I'm not sure if what I've been into is exactly that, but I've certainly been adding more and more complex music (I am fortunate to live above a library with a huge and very well maintained collection of recorded music)... this is stuff I used to avoid... no longer the case. And simpler music sounds... simple.

Well we do evlove with our systems... and I suppose I am evolving along with the sound as I add horns (to the system I mean), and in fact, my biggest problem is shutting down and getting to bed at a reasonable hour... Never mind the purchase price, I continue paying for these amps every morning! I also hate leaving the house. Dangerous all this.

Other than that, my only issue for the moment is the following :

While not present to the point of ruining the experience, I would love to reduce the background hiss coming from the MF and HF horns/drivers.

I don't know how much of this is normal, (I don't have much experience with really high sensitivity drivers used with SET amps). I suspect it is in part related to the age of the tubes I've currently got in the amps and the L2 preamp (no point using fresh tubes given the very unfinished state of the system). In any case, the hiss seems to diminish as things get warm. I did not have this issue when using the same amps/preamp with my previous 89db/w @ 1m speakers, but neither did the sound have anywhere near this level of life.

Any thoughts or comments would be very much appreciated.

jd*

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