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  1. L

    More changes over the last year and retired

    The stands go nicely with the frames. Most people who try it find the CLS's sound better elevated a foot or so off the floor. More added mass certainly can't hurt. I use the Sound Anchor stands, not as attractive but functional. When I decided to pull the trigger on them it was a wait, they...
  2. L

    System no. 442 ( CLS, Motion 15, ELS 9 )

    Nice stands. My Sound Anchor stands for the CLS look better though. But they don't have quite the mass serving to decouple the speaker vibrations from the room. The Sound Anchor stands are not designed to be able to be filled with sand, to my knowledge.
  3. L

    Please EVALUATE MY SYSTEM before I pull the trigger....

    ESL's are wonderful, but not for everyone. All the discussions here about room problems and troubleshooting potential panel issues bring that point home. From a business standpoint, it's probably smart of ML to be expanding in the dynamic speaker space while keeping their flagship ESL's...
  4. L

    Electromotion ESL panels fading issue.

    Transformers generally work or don't work. Panels age. Faster or slower depending on environment. So yeah, I second that.
  5. L

    Vantage Bass Boom in small room, options?

    Here's what I suggest: first, I assume the Vantage is bi-wirable. I think most ML hybrids are, but there doesn't seem to be a manual in the product museum. Get yourself a MiniDSP box such as this: https://www.minidsp.com/products/minidsp-in-a-box/flex You'll also need another power amplifier...
  6. L

    Vantage Bass Boom in small room, options?

    One of my pet peeves is people who drop terms like "Schumann resonance" who obviously don't know the first thing about physics. Also, it's two n's, like the nineteenth century composer, not the twentieth century one.
  7. L

    Tubes or Solid State

    Nice. He couldn't or wouldn't do it, so he insulted you. Plitron used to make toroidal transformers for tube audio applications. There was once a project in Audio Amateur Publications--I think it was AudioXpress, after Audio Amateur, Glass Audio and Speaker Builder merged into one--that used...
  8. L

    Custom ESL using quest panels

    Just to be clear, you guys are talking about the signal driver transformers, right? Not the bias transformer. You need a center tap on a push-pull panel driver, whether it's a single center tapped transformer or two distinct transformers. Also, I think ML, on some models anyway, used...
  9. L

    Custom ESL using quest panels

    Just re-read this thread after a long time. Looks like a fun project, Brandon. Must be nice to have that much garage/workshop space. Measuring the turns ratio of a transformer is relatively easy. You just need to excite one winding with a signal then measure the RMS voltage across each...
  10. L

    Another panel aging question...

    The standby bias feature has been around since long before the Summit (2005) was introduced. The Ascent had it, the CLS II had it. Every ML bias system schematic I have seen has it. I suspect their very first ESL had it. Acoustat was adamant the panels should be biased all the time, but...
  11. L

    New to the forum

    What amps are you considering to replace the Crown? How old is it? Per chance is it still under warranty? I have a long winded story to tell, which reflects well on Crown's corporate policies, though not necessarily on the durability of their designs. I was an engineer at a small commercial...
  12. L

    Sound is Lefty, whatever I try... :(:(:(:(

    Yes, dipole speakers are like that.
  13. L

    Sound is Lefty, whatever I try... :(:(:(:(

    Pink noise 2dB louder on left is the definitive test. You could also try feeding a mono steady tone to both speakers and measuring the RMS voltage on the speaker terminals, if you have one. But it sounds like you have an "image bias" problem, as we used to call it. I never assume a...
  14. L

    New to the forum

    Welcome. There's no such thing as an "audiophile worthy" budget. I've known true audiophiles who could only afford a budget or minimalist system (I myself was one, for many years). Also I've heard of, though never personally known, people with gobs of money to spend on conspicuous consumption...
  15. L

    Another panel aging question...

    I've had kitties with varying levels of curiosity and I've never had one seriously interested in the ML panels. The Acoustats were something else. I had one who liked to climb to the top of the 7' panel. The grill clothe got seriously gnarled. but the diaphragms were nearly impossible to damage.
  16. L

    Another panel aging question...

    Thanks for that data point.
  17. L

    How does Active Martin Logans balance Active Low Frequency section and ELS panel?

    I've always believed feeding an active woofer an already amplified to speaker level signal is sub-optimal. You are absolutely right. No matter how vanishingly low the distortion of your main power amp, your are further cascading it with the woofer driver and its distortion. Some audio gurus...
  18. L

    Tubes or Solid State

    The stepped up audio signal from a normal ESL driver transformer system could be harmful or lethal under unlucky circumstances, and you should always use caution when working inside the electronics, especially if feeding an audio signal. All the direct coupled tube amps I have seen use plate...
  19. L

    Reviving older ESLs - burn-in required?

    A lot of moving parts here. IMO re-paneling and burning in are both oversold here, except burning in not so much with ESL panels. It's possible the diaphragm tension isn't quite right. Burning in is going to lower the tension, lower the resonant frequencies and probably, cause the bass to be...
  20. L

    Bass Advice

    The only problem I have with the time part is after a while I get burned out and lazy, and just want to sit and listen to the music. But I do have a fair amount of critical listening time invested in my setup.
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