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atmasphere

Responses from atmasphere

Low-sensitivity speakers — What's special about them?
Generally speaking if you do have to play the speakers at volume, lower efficiency speakers have something called 'thermal compression' where the voice coils can heat up, significantly curtailing musical peaks. But if size is an issue and your roo... 
comparing two pre-amp/phono section buying scenarios, so weigh in!
For that kind of money you have a lot of options.Do you have or are you planning a low output moving coil setup? 
How to guarantee to lower noise- ground loops in your system
Yikes! a topic like this certainly brings out a lot of ... stuff.It is this simple:1) the house wiring should be to code2) you will not experience a ground loop unless your equipment has a grounding problem. Despite an enormous amount of informati... 
comparing two pre-amp/phono section buying scenarios, so weigh in!
Any particular reason you are stuck on that preamp? 
Seriously considering tube preamp…opinions?
^^ Similar preamps are handmade using 6SN7s here in the US for similar or less money (shipping is cheaper).  
Tubes vs Solid State and the guilty party
The war is between the listeners and the measurers. +1Until the measurement guys acknowledge the human hearing perceptual rules, that will continue to be the case.  
How to guarantee to lower noise- ground loops in your system
Eliminating ground loops has more to do with product design than electrical wiring, the latter of which should simply be to code.If messing with already code wiring makes an improvement, that points to problems in the equipment itself.The balanced... 
Best Value Line Stage Tube Preamps?
Given they are all multi-input, multi-output, balanced line stage tube preamps, what are sonic benefits of a serious Rogue RP-7 or Prima Luna EVO 400 vs. the $899 Schiit Freya Plus? FWIW none of these here support the balanced line standard. The... 
small footprint Class A mono blocks and pre amplifier
Got 2 feet on each side and above each unit. Just don't have the depth. Does this mean you can't put the amps beside the speakers? 2 feet sounds like plenty of room. It is true that a class A amp is going to have troubles inside a cabinet. Class A... 
BEST S.S. AMP FOR TANNOY 15'' SPEAKERS
The larger Tannoys are well suited for tube amplifiers as they are easy to drive and don't need much power. But if you really want to go solid state you first stop is a First Watt amplifier by Nelson Pass. They don't make a lot of power but unless... 
best phono stage under 10k
Have you gone truly fully balanced - that normally deals with the RFI issues that you have.Just to be clear, RFI has more to do with errant rectification than it does single-ended or balanced. The only exception is if the rectified RFI is common t... 
My tube amp causes isolation transformer to buzz
“The transformer can make significant distortion if loaded above 50%. That distortion can cause diodes and transformers downstream to become noisy”Sure. Harmonics are the result of distortion. The big nasty is the 5th harmonic (300Hz) which is t... 
My tube amp causes isolation transformer to buzz
Variacs are not built with the intention to be particularly quiet. The only one that was to my understanding was made by MacIntosh back in the 1960s. Also something to be aware of with any isolation transformer- 50% of rated capacity is a safe lim... 
best phono stage under 10k
@saxaudio1  One of the founders of BAT was one of our customers. He had our balanced preamp called the MP-1. It had the first and for a long time the only balanced line phono section in it. Since the cartridge is a naturally balanced source it see... 
best phono stage under 10k
I bought a phono pream balanced audio technology and it was a headache for me, I could never remove the noise, I had zesto, ayre, parasound jc3, cary, I just want to buy something better, and keep it for a long time.what phono preamp do you re...