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zargon

Responses from zargon

What is a 20 Amp circuit ?
Putty has it exactly right.In most cases if you are not tripping your 15a breaker, there isn't a whole lot to gain by increasing it to a 20a. The increase in cable gauge, however, would almost certainly help, as it would cut down on circuit resist... 
How close preamp and CD player
I have used these exact units together, with the CD on the top shelf and pre just below. It worked perfectly. I don't think you should be concerned about any noise somehow being generated between the units. More important is ensuring there is adeq... 
Half the information on CDs is analogue
Reading a CD is an analog process. The waveform produced is similar to a square wave and gets transformed into O's and 1's. 
Measuring speaker impedance dips
No, not that simple. You need to be measuring impedance (which includes resistance, capacitance, and inductance) as a function of frequency. This involves looking at voltage and current during a frequency sweep. A low impedance dip means at that p... 
Phase Linear
I had a PL 440 self destruct in the '80s, taking out the speaker drivers on one channel. You might be interested in The Official Phase Linear Web Site.Lots of history, technical, and repair information. 
Isolation Transformers
Large iron core isolation transformers are very effective in protecting sensitive equipment from AC voltage transients, spikes, and electrical noise appearing on commercial power lines. Iso transformers are designed to be exactly opposite to audio... 
I hope break in is true
Looks like MD sells both Ayre, Granite Audio, plus a Purist Audio Enhancer! 3 choices... 
I hope break in is true
So far, you have a choice of Ayre or Granite Audio. I suggest you look at their web sites where I'm sure you can order one. 
I hope break in is true
Mdhoover: I agree with Sean and Unclejeff. A disk like this will benefit without the amp on, or with the amp on at any reasonable volume. I would recommend amp on at a normal listening level. 
dedicated outlets for audio equipment
I recommend you try some combinations and let your ears decide. Here are some general preferences. All equipment should be on the same phase of the AC. Digital gear should be on a different dedicated line than other sources and the pre. Amps shoul... 
I hope break in is true
Don Hogland, Granite Audio, certainly would disagree with you, as he bills this as a "system" workout. This disk certainly improved my system, although I admit I can't determine specifically where. My speakers have 1000 hours on them, so I wouldn'... 
I hope break in is true
Granite Audio also has an interesting disk that will burn-in your whole system or just burn-in the bass, midrange, or treble sections separately, using a choice of pink or white noise, or focused sweep tones. I have used it to get results similar ... 
Should we upgrade high end fuses?
Dave, I have experienced the differences wire can make, but have never tried high end fuses. I am open to whether they make a difference or not. Maybe I didn't make my comparative point clear. Copernicus risked ridicule with his proposals, and eve... 
Should we upgrade high end fuses?
Nicolaus Copernicus (1473-1543) was the first known modern person to propose the Earth circles the Sun. He based his theory on earlier writings and a belief that it was a more probable and elegant solution. He had no observational evidence of this... 
Which way should I point the RadioShack spl meter?
I recommend not moving your chair, as it's absorption/reflection will affect the readings. You want it where it will be when you are listening. Put the meter on a tripod exactly where your ears will be, and pointed between the speakers or slightly...