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atmasphere

Responses from atmasphere

Speaker sensitivity vs SQ
What are the T3’s sold for - close to $100k? Re: mentioned "better interface" it reminds of what Simon Mears told me of the importance of the coupling between the compression driver exit and the throat of the horn it’s mounted to; transition, tran... 
Class D
The 1200AS 2 is still the current Class-D module from ICEPower, what have you been sniffing.https://ibb.co/vvwzGV5https://icepower.dk/products/amplifier-power-modules/as-series/ Nothing but air. However if you are suggesting that this amplifier is... 
Class D
Once again, straight into product protection modeThis statement is false. I've simply been engaged in correction of misinformation. That is why I used the phrase fake news. But I could use others- ignorance comes to mind. Misleading. Deceptive. An... 
How to Eliminate Hum? CDP + Pass Preamp + Amp Setup.
@88man The preamp is having a problem. If you can send it back I would do so. If your integrated amp is alright, its pretty safe to assume that there are no problems with the AC line. 
Speaker sensitivity vs SQ
How would you compare them to the likes of JBL Everest’s (DD67000, or one of the other two variants), if you heard them?I have. The Classic Audio Loudspeakers are **easily** in the same league. If I had to compare, the CAL is a bit smoother, owing... 
Acoustat Electrostatic spearkers
@bdp24 That does not sound like it would be all that hard to come up with something. People have done that successfully for the Sound Lab. 
Vfet / SIT Amplifiers
@zm Me too. You might take some of my comments that were previously misdirected, and scrutinize your preamp. It should not be a volume thing that make an amp 'wake up', unless it has a malfunction (which, to do that, would probably be bias-related... 
High end Class D amps?
@mrdecibel We managed to get our hands on an early class D amp 20 years ago. It was hard to imagine what the fuss was about- it was awful! But a lot has changed in the last 20 years and amps have gotten a lot better. But there is still room for ch... 
Class D
Then the "switching noise output filter" can also be set higher and so eliminates most of the switching frequency noise left at the speaker terminals. Without introducing phase shifts back down into the audio band, like what happens with lower 600... 
How to Eliminate Hum? CDP + Pass Preamp + Amp Setup.
@88man Hum is a very specific sound. You can't hear it in the midrange or tweeter. I am assuming this is what you are hearing with the following comments.Don't worry about hum if you can only hear it 6" from the speaker. That is pretty common. But... 
Better Amp for Cornwall IV's...
If I can't hear the sound of my own natural speaking voice when the music is playing, I turn it down. I usually stay in the 90-95dB range on peaks. Loud but not TOO loud.This is probably wise. My measure of the quality of a system is that it d... 
Class D
because of my obsession with GaN with it’s ability to have 1.5mhz switching speed the Achilles heel of Class-DThis really isn't correct. You can get vanishingly low distortion with less than half that speed; alternatively you can go a 1.5MHz using... 
Vfet / SIT Amplifiers
I hope I was able to clear any misunderstanding.@sonetduo  You did- I realized reading this that I had conflated some of your comments with that of another poster. I was addressing his comments, not yours, but with the idea that he was running the... 
Speaker sensitivity vs SQ
These are field coil-fitted drivers, right? In that presumable case their price, though way above what needs to serve a fitting purpose here, makes a little more sense. @phusis They are TAD 1602s. Pricey, and a bit different from the EV. I forgo... 
Vfet / SIT Amplifiers
@sonetduo I love the idea of a SIT-based preamp! The problem here is the Yamaha is far too complex. When you're dealing with purist amps and speakers (and let's be clear here- people these days that insist on crossover-less single-driver speaker t...