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atmasphere

Responses from atmasphere

Upgrading Quicksilver preamp or amp caps -- warranty impact?
If you work on the amp changing caps, if its not done at the factory you void the warranty plain and simple. To get around this problem we offer coupling cap options. We use the copper foil V-Caps as they are some of the most neutral made, and hav... 
More power for moderate listening levels?
@brianbiehsIf I got this right and the Harbeth is 6 ohms and 86 dB, its actual efficiency is around 84dB. That isn't quite criminally low efficiency, but it is quite low and in most rooms you're going to need about 600 watts to make it play. This ... 
Best Amp and Pre-amp with silver transformers and silver wiring
Silver is nice (we've built our amps and preamps on a custom basis with silver wire) but really all that's happening is that it seems to break-in faster than copper. If the copper is properly treated so that is does not corrode, its a better condu... 
TONEARM DAMPING : DAMPED OR NOT ? ? USELESS ? ? WELCOMED ? ?
I think he means "abilities" but whatever. Yes- either way the meaning is not significantly changed.  
Chasing down the problem
If you are referring to those toggle switches on the front panel, yes, they are very capable of doing that. It is possible to clean them a bit, by putting the preamp on its rear panel and spraying a bit of Deoxit in the green and black can directl... 
Total bass suck out at 40hz
Good work! If you play with the phase of the rear (or side) subs you might be able to kill that slight 40Hz peak too.  
Chasing down the problem
BTW, could a driver tube failure cause a cessation of sound? Seems a little odd, but onwards I go.It certainly can!As you've found out though, that wasn't it. Here's a bit of troubleshooting advice, should you run into a problem that occurs in one... 
TONEARM DAMPING : DAMPED OR NOT ? ? USELESS ? ? WELCOMED ? ?
First is not the tonearm whom makes the tracking but the cartridge tracking habilities.Now, everything the same the superior rtonearm is that one that permits that the cartridges tracks " everything " and I agree it should do it controlling reso... 
Subwoofer failure
I'm sure it will be fine. Good work! 
Vandersteen 3A Sig vs Harbeth vs Spatial OB
The Spatials from your list are the best options.The musical choices have nothing to do with it. The simple fact is that Harbeths in general are designed for solid state and are usually not that easy to drive. You only have 50 watts and using the ... 
How to judge a preamp's sound
And also back then in those vinyl days it was a long held saying as well, "the best sounding preamp should sound like a piece of wire" or "sound like no preamp"These two, 'sounding like a piece of wire' and sounding 'like no preamp' are not the ... 
Are there any tube amps that don't give off any---
Hi Ralph, what happened with your prototypes? Any closer to your class Ds? Yes. We've continued working on the design, hammering out details. Recently that's turned to the power supplies, since the entire thing has to be protected against shorted ... 
Budget Tube Preamp ($2000)
Used Modulus 3B. Nothing cleaner. Sure there is. That is a nice option though. 
Thoughts on vintage Accuphase
We serviced out a C-200 several weeks ago. It is extremely well built and the design is top notch. Any electronics this old though needs all the filter capacitors replaced in the power supplies.But seriously there are many better sounding preamps.... 
Are there any tube amps that don't give off any---
I hear good things about the Element, Purify and a few others.