On Sun, 20 Apr 2008 10:22:04 -0700, Serge Auckland wrote
(in article <fufu3s02b6h@[EMAIL PROTECTED]
>):
> "Tony Pike" <tonypike@[EMAIL PROTECTED]
> wrote in message
> news:fufk2301avn@[EMAIL PROTECTED]
>> My original post:
>>
>> I have a question with the above subject concerning bi-amping with a
>> Sonic Frontiers Line One tube preamp. Both amps will be accompanying
>> Martin Logan Sequel 2 speakers, all at 8 ohms. I will use the Bryston
>> for the woofers and the A.R.C. for the panels. The D115 has level
>> controls, but I am unsure if it will be adjustable enough to blend
>> equal output for both amps sonically. The Bryston is hooked up with a
>> balanced output from the preamp and the D 115 is single ended. I
>> realize if I have too much base that I can use single ended to my B4
>> to lower by 6db. and maybe equalize better on the base/panel Martin
>> Logans. Barring purchasing an outboard adjustable crossover (Bryston's
>> is around $1300.00) - any other suggestions from the group here
>> please?
>>
>> "Guido Neitzer" <guido.neitzer@[EMAIL PROTECTED]
> wrote in message
>> news:fudnru02948@[EMAIL PROTECTED]
>>>
>>> Maybe - don't mix different amplifiers on the same speaker. It just
>>> sounds gross. If you don't like the Bryston, get a different amp. In
>>> general - bi-amping without active crossover never sounds better than
>>> one better single amp.
>>>
>>> With active crossover, you might (!) get about the same sound qualitiy
>>> with more power headroom, but overall, speaker manufacturers know what
>>> they're doing, so it's very doubtful, you can match the quality with
>>> mixing equipment and hooking up the stuff without measuring equipment.
>>>
>>> cug
>>
>> I love both amps, if any in the group are familiar with them. The Audio
>> Research D115 mk.2 has the absolute clearest midrange and treble my
ears
>> identify, but lacks bass, like almost all tube amps. The Bryston is
>> amazing
>> in all aspects, and being transistor output has solid clear bass to
make
>> the
>> difference. I understand Guido that Martin Logan and other high end
>> speakers
>> know what they're doing or would not be near the top of the heap, but
like
>> many other speaker manufactures, offer 2 inputs each channel. It is not
>> just
>> for bi-wiring, but for bi-amping which comes back to my original
question
>> to
>> the group.
>> Regards,
>> Tony.
>>
>
> Bi-amping without using electronic crossovers is pointless. As Guido
said
> above, there's no point in it, and the results will almost always be
worse,
> never better. If you want to play around with the treble/bass balance of
> your 'speakers, then fine, enjoy yourself by all means, but don't expect
the
> results to be better than what Martin Logan originally supplied. My
advice
> is to use the Bryston amp as this is one of the better engineered units,
and
> keep the ARC for nostalgia, or indeed, sell it and use the money more
> effectively.
>
> S.
>
>
But it's cheap enough to fool around with an active crossover. The
Behringer
Pro-X active 2-way stereo crossover is only $90 at Zzounds:
http://www.zzounds.com/item--BEHCX2310
If its as good as the rest of the stuff that Behringer makes, it' will be
a
fine unit, indeed.
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