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atmasphere

Responses from atmasphere

Recommendation for Computer/Digital
We've been running a computor-based transport for several years. It is based on Linux, and so does not crash like a lot of Micro-based approaches.Data is read from the CD drive at a multiple of the playback. If a bit cannot be read, a variety of s... 
Powerful Push Pull Triode Amplifiers
Voltage plays the major role in the conversion from Farads (or MicroFarads) to Joules. Joules = ½CVoltage²So you would have to know what voltage your filter caps were charged at. The MA-3 works out to 2838 Joules, since the actual capacity is 270,... 
I'm Looking for some great electronic music
One of my favorite bands:Global Communication- they did three albums that got issued on LP. Any one of them is well worth while. The middle LP got our Bass of the Year Award for 1995.There was a band called Mystical Experiences that did an LP abou... 
New vinyl recorded all analog?
Most of the Low albums are all analog. Several of them are recorded in an old church with natural acoustics. Can't be sure that the latest one on Subpop is all analog, but the ones on Kranky have really good sound and say 'AAA' on them. 
Powerful Push Pull Triode Amplifiers
There is a lot to be said for clean power! Clean power means you can run the amps close to (but not) clipping and still have them be musical.MBLs being what they are it is nice to have some power behind them, but FWIW the difference between 220 wa... 
6C33-B vs everything else.
FWIW, the 6C33C-B is out of production and is not expected to go back into production as the plant that built it is gone- closed about 3 years ago. There is a substantial stock of the tube ('thousands' according to one distributor) still available... 
McIntosh Record Compensator found in attic
Classic Audio Reproductions (classicaudiorepro.com) has parts for a lot of the old Mac and Marantz tube stuff. 
8 Vs 4 ohms
Hi Eldartford, actually the 16 ohm tap is twice the number of turns as the 4 ohm tap. The 8 ohm tap is in between. The impedance of the winding goes up by the square of the number of turns. So the 4 ohm tap is the center tap between 0 and 16.Also,... 
Salon One Audio
Bruce Jacobs: Audio Design and Marketing LLC. oldaudiodude@yahoo.com 
8 Vs 4 ohms
If you load the 8 ohm tap with a 4 ohm load, the plate to plate impedance that the tubes are supposed to be driving will be reduced. This will result in less power and increased distortion (the 'loosness' that others have mentioned).This is harder... 
which preamp sounds most transparent?
Only problem is, you can't control the volume. If you use the digital volume control that is the typical fare, you can expect it to sound worse than using a preamp.The other problem is that not all CD players can control the interconnect cable, wh... 
best preamp ever - cost is no object
21 entries and more than 21 candidates! I bet there are more than that. So here's my recommendation:1. Go with tubes.2. A good preamp can drive interconnects over 25 feet with no ill effects at all.3. Avoid remote control volume systems except tho... 
Transformer based passives vs passive stepladder
The problem is that you have to control the volume somehow. In active line stages and in the case where the passive is at the input of the amp, there is no interconnect cable that has to be controlled. It does seem that the interconnect cable (in ... 
Transformer based passives vs passive stepladder
The problem you have is that all passive devices will have an artifact unless they are directly at the input of the amplifier. The reason is that the interconnect cable, even if very short, plays a major role in the results that you get. Resistive... 
What is the lifespan of a good SS Amp
Atma-Sphere has a 20-year design rule for the simple reason that 20 years is about as long as you can reasonably expect filter caps to hold up. After 20 years, even if they have not failed outright, it is a good idea to replace the filter caps any...