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atmasphere

Responses from atmasphere

How important is the efficiency of a speaker to you?
Problem is that they also require a very large ss amp upstream to drive them. Something that can push a lot of current, which pretty much rules out most low-mid ( maybe even high) powered tube amps. When I mentioned this to the person doing the d... 
Audible High Pitched Hum... Advice Needed
@ajnackman Why do you have the streamer grounded to the same place as the phono? That's a recipe for a ground loop. Won't the streamer work without grounding it?  
Preamp - what's the purpose?
either is ok, modified sound with pre or pure sound with no pre. once you feel pure taste with no sauce, you will remove the preamp! @r27y8u92 I have LPs and CDs I recorded. I find that using a preamp gets me more neutral sound as the preamp i... 
Are your record surfaces as silent as CDs?
Technically, vinyl can only give you about 60db S/N exclusive of the pre-amp (although different vinyls these days provide somewhat better that that) @pcolvin Actually LP surfaces can be quite a bit lower noise than that. Acoustic Sounds found ... 
Excellent Solid State or Hybrid Monoblocks Recommendations
I suspect that the gan fet is a chunk of this progress assuming it is well implemented.  I am gonna pick up some class D monoblocks in the near future..... @jaymark What GaNFETs bring to the table is low noise. You really do want a class D amp ... 
Why do some amplifiers throw a bigger soundstage than others?
Should spatial perception x what you describe differ for, say, bass in outdoor setups (I am sorry - I realize this is slightly tangential from the OP query)? @benanders Outdoors we can sort out where bass notes come from. But in most rooms indoor... 
Why do some amplifiers throw a bigger soundstage than others?
is this statement meant to rule out bass as being important to listener perception of soundstage? @benanders Yes. Bass (20Hz to about 150Hz) is important if you want to get the tonality right but it has little to do with imaging and sound stage... 
Preamp - what's the purpose?
Sitting a few meters away from my loudspeakers, the first watt alone gives me roughly 80db of volume. I think these amps are biased to expect the line level signal directly. Why wouldn't the designer do that? So what's the point of adding a pre-... 
Why do some amplifiers throw a bigger soundstage than others?
I have a pair of Thiel CS6 speakers that dip to around 2 ohms in part of the frequency spectrum. I run them with a Krell KSA 300S that doubles its power down to one ohm (300 watts @ 8 ohms, 2400 watts @ 1 ohm). When I took the amp in for recappin... 
To loom or not to loom?
So I must ask as a mfr of both tube and GaN amplification what have been your experiences and are their brands and types of cables you prefer. @audio_is_subjective64 Because we made the first balanced line preamps and amps for home use it didn’... 
Gallium Nitride GaN Class D Amplifiers
@izjjzi I can't speak for other class D designs. The sound varies from one class D to another more than it does with class A amps or tube amplifiers- IOW quite a lot. But I know how our stuff sounds. For reference I use LPs and CDs that I recor... 
To loom or not to loom?
Should I look at consolidating each system to a specific brand and model of cables or is this a fool’s errand? @audio_is_subjective64 I’m going with fool’s errand. For speaker cables the right cable varies with the amplifier and loudspeaker. Y... 
VPI Prime Sig/Lyra Delos / Feedback ...help!
So I just bought a 2" butcher block that's (solid AF) & 4 IsoAcoustics pucks, @tommypenngotti Just so you know, a 2" butcher block doesn't do much to kill vibration. If you bonded it to a substantial slab of marble or Corian (or other diss... 
Why do some amplifiers throw a bigger soundstage than others?
Why do some amplifiers throw a bigger soundstage than others? @rrm Two things: lack of phase shift and aural effects having to do with the 2nd and 3rd harmonics, the latter of which can make an amp seem more detailed and spacious.  
Gallium Nitride GaN Class D Amplifiers
My question is, why? I do not think other amps are embellishing the sense of power and scale. I am wondering what it means that GaN is not accomplishing the same? Is it more accurate? Controlling the drivers too well?  The sound is as good as ...