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atmasphere

Responses from atmasphere

Ground Loop Issue 427
Hi Spencer, I'm in the camp of 'you have an RF problem'. I think, based on reading all of the above, that you have more RF susceptibility with with this amp, and that the long cables are somehow able to contribute where the other amps were not so ... 
What makes for a GOOD turntable.
Here is a list of things to look for:1) a robust drive (apparently, can be idler, belt or direct, if done right).2) absolutely *no* bearing play (slop) or flexibility between the platter and the cantilever of the cartridge3) in support of #2, the ... 
Life without a remote
For years (until we got our remote system running) I kept the preamp 3 feet from my listening chair. I still do- the interconnects are 30 feet long, but the preamp can drive 100 feet no problem. So I put the preamp where I wanted, unfettered by an... 
My head hurts....
I had the pleasure of working with the Stahltek DAC at the RMAF. It accepts 16/24 bits from MP-3 all the way up to 192KHz. So we were running a lot of 24 bit 192KHz files off of a server, which worked quite well. I'm a big analog freak, but I had ... 
Do all Passive preamps exhibit this trait
Mingles, sure sounds like your experience is similar to mine, but keep in mind also the caveat 'properly designed' which I am careful to use. IMO, most of the active line stage technology you see today seriously trails behind amplifier and phono p... 
Do all Passive preamps exhibit this trait
Hi Clio09, with TVCs its a different game and in that context I agree with you. My comments apply only to passive volume controls that are transformerless.A properly designed TVC can, IMO, do better than the best PVCs; in fact I think that unless ... 
Do all Passive preamps exhibit this trait
Contrary to Clio's advice, if you want to get the most out of a passive your best bet is to match the amp and source for input and output. IOW, the source output should be just barely able to drive the amp to full output.This will mean that the pa... 
which tubes for which genre ?
15465550, the Audience 42 is built for transistor amps in an attempt to get more power into the speaker without affecting its apparent sensitivity. But the speaker can be driven successfully with tubes, and while you will need some power, you do n... 
Favorite Speakers at RMAF
Dracule1, off the top of my head I imagine it would be about $1250 (including the set up for the paint), based on the work that the paint guys did with the tank on my Laverda :) 
Poll - Active vs. Passive preamp
Pubul57, if you don't need the gain then that is all there is to that and I would not add any more!There is a classic set of tradeoffs between gain, bandwidth and distortion. The rule is that you don't get all three. We traded off distortion for l... 
List : Components with high dynamics
In order to understand what is happening with dynamics in audio, it is useful to understand some of the rules of human hearing, in this case, the ear's use of odd ordered harmonic content as loudness cues and the masking principle.Dynamic contrast... 
Poll - Active vs. Passive preamp
There are already a few active/passive threads here on the 'gon. But I think this is the only poll so far...In my system I have speakers that are 97 db. Depending on the material that I play, I would not have a hope of having enough gain without a... 
best phono preamps?
Downunder, FWIW although Raul and I do have different viewpoints (mostly: transistors vs tubes...) I respect his position. I hope you understand that in both his case and mine, those things that we talk about seem also to be things that we practic... 
Favorite Speakers at RMAF
Macrojack, FWIW we have long had a tradition of keeping the cosmetic cost down in our gear. I imagine there are plenty out there who will say that it shows too :) but I've never been a fan of the idea that the cosmetics alone are going to double t... 
Unity gain with tube buffer?
In this case the tube is driving an output transformer and the step down of the output transformer is why there is little if any gain. The output side can drive 50-100 feet of cable, balanced or single-ended. Yes, it will sound better than a semic...