Re: do all pre-amps sound the same?

"Steven Sullivan" <ssully@[EMAIL PROTECTED]
> wrote in message 
news:ft3ke309su@[EMAIL PROTECTED]
> Harry Lavo <hlavo@[EMAIL PROTECTED]
> wrote:
>> "Steven Sullivan" <ssully@[EMAIL PROTECTED]
> wrote in message
>> > I'm not seeing strong evidence for 'rolloff' here.  Possibility
>> > #1 has by no means been discounted.
>
>> Measurement, no.  But in a system I know and has always sounded "one
way"
>> with much other equipment, and suddenly it is dull and lifeless when 
>> these
>> preamps are inserted....careful listening was used to determine that I
>> wasn't just imagining it involving lots of swapping (yes, Steven, I am
>> objective enough that the thought occurred to me....I often start where

>> you
>> leave off).  There is a HF rolloff that is pretty severe and sonically 
>> very
>> degrading.  And it is a design parameter, not a flaw...since it exists
no
>> matter which of the three preamps are used with the Outlaws, and it 
>> doesn't
>> exist with any one of three other power amps or with other preamps used

>> with
>> the same power amps.  And it is infinitely repeatable.
>
> and again...possibility #1 has by no means been discounted.
>
> Let's assume the 'pretty severe' rolloff is real, though...
> have you considered writing to Outlaw Audio?  They could
> confirm whether your claim that it's a 'design paramenter'
> is true. If it's not not, maybe they'll fix your broken Outlaw
> for you.
>
> ___
> -S
> http://en.wikipedia.org/wiki/List_of_fictional_sheep

Again, Steven....I'm ahead of you.  That was one of the first things I
did. 
They did not come right out and say it, but they did acknowledge that the 
input impedance was lower than normal and that some preamps with a rising 
high end impedance might affect frquency response.