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-   -   Biwiring with Nordost (https://www.audiobanter.co.uk/uk-rec-audio-general-audio/6277-biwiring-nordost.html)

borosteve January 6th 07 12:24 PM

Biwiring with Nordost
 

wrote:
On a recent trip to the US I bought a set of Nordost Blue Heaven RevII
speaker cables at a very good price. The only problem I have with them
is that they are not set up for biwiring. Does anyone have any
experience of changin connectors on Nordost flat cables. At face value
it should be straight forward but I don't want to start hacking the
cable about until I am sure what the procedure is. It could be a very
expensive mistake!!


You can have them re-terminated through a Nordost dealer who can send
them to the distributor called " Active distribution". I would not try
doing it yoursef as from experience it is a very difficult cable to
work with.

Regards,
Borosteve.


Dave Plowman (News) January 6th 07 12:47 PM

Biwiring with Nordost
 
In article .com,
borosteve wrote:
You can have them re-terminated through a Nordost dealer who can send
them to the distributor called " Active distribution". I would not try
doing it yoursef as from experience it is a very difficult cable to
work with.


Crikey. It must certainly be magic cable.

--
*Yes, I am an agent of Satan, but my duties are largely ceremonial

Dave Plowman London SW
To e-mail, change noise into sound.

Trevor Wilson January 6th 07 05:58 PM

Biwiring with Nordost
 

"Laurence Payne" lpayne1NOSPAM@dslDOTpipexDOTcom wrote in message
...
On Sat, 6 Jan 2007 21:04:20 +1100, "Trevor Wilson"
wrote:

**Actually, you don't know that. Nordost Blue Heaven cables are very low
inductance types and may be much more suitable for certain
installations.

Can you design a system that cares?


**?

That would be rather silly,
wouldn't it?


**What would be silly? Demanding that users restrict themselves to certain
cable lengths, or high impedance speakers? Or telling them that they may
not
use electrostatics? IMO, that would be silly.


Do Quad etc. recommend special low-inductance cables?


**I have no idea, nor do I care. I _know_ that Quads benefit significantly
from the use of low inductance cables. I know this from direct, long
experience. I first discovered this, back in the 1970s, when using Tocord
with certain speakers (including Quads).

Or merely warn
about using esoteric cables that might have excessively high
inductance?


**You have it arse about. The idea is to select LOW inductance cables.
Nordost (amongst others) possess low inductance characteristics. Standard
speaker cables possess high inductance characteristics, by comparison.


--
Trevor Wilson
www.rageaudio.com.au



--
Posted via a free Usenet account from http://www.teranews.com


Trevor Wilson January 6th 07 06:00 PM

Biwiring with Nordost
 

"Dave Plowman (News)" wrote in message
...
In article ,
Trevor Wilson wrote:

"Laurence Payne" lpayne1NOSPAM@dslDOTpipexDOTcom wrote in message
...
On Sat, 6 Jan 2007 13:34:44 +1100, "Trevor Wilson"
wrote:


**Actually, you don't know that. Nordost Blue Heaven cables are very
low inductance types and may be much more suitable for certain
installations.

Can you design a system that cares?


**?


That would be rather silly,
wouldn't it?


**What would be silly? Demanding that users restrict themselves to
certain cable lengths, or high impedance speakers? Or telling them that
they may not use electrostatics? IMO, that would be silly.


Can you name a maker who's amp isn't happy with standard cable of a
suitable loop resistance?


**WAKE UP! We're discussing speakers and speaker cables. However, in answer
to your question, Naim was (and maybe still is) a product whose amplifiers
cannot cope with low inductance speaker cables. Pretty much every other amp
works fine.


--
Trevor Wilson
www.rageaudio.com.au



--
Posted via a free Usenet account from http://www.teranews.com


Trevor Wilson January 6th 07 06:03 PM

Biwiring with Nordost
 

"Dave Plowman (News)" wrote in message
...
In article .com,
borosteve wrote:
You can have them re-terminated through a Nordost dealer who can send
them to the distributor called " Active distribution". I would not try
doing it yoursef as from experience it is a very difficult cable to
work with.


Crikey. It must certainly be magic cable.


**Just to reiterate: There is no magic, supernatural etc in this world.
There is science. Nordost cables are constructed from many strands of flat
ribbon wire, encased in tough PTFE. They are difficult to work with, unless
one has had a good deal of experience with the product. Not magic, just
difficult.


--
Trevor Wilson
www.rageaudio.com.au



--
Posted via a free Usenet account from http://www.teranews.com


Don Pearce January 6th 07 06:07 PM

Biwiring with Nordost
 
On Sun, 7 Jan 2007 06:00:46 +1100, "Trevor Wilson"
wrote:


"Dave Plowman (News)" wrote in message
...
In article ,
Trevor Wilson wrote:

"Laurence Payne" lpayne1NOSPAM@dslDOTpipexDOTcom wrote in message
...
On Sat, 6 Jan 2007 13:34:44 +1100, "Trevor Wilson"
wrote:


**Actually, you don't know that. Nordost Blue Heaven cables are very
low inductance types and may be much more suitable for certain
installations.

Can you design a system that cares?


**?


That would be rather silly,
wouldn't it?


**What would be silly? Demanding that users restrict themselves to
certain cable lengths, or high impedance speakers? Or telling them that
they may not use electrostatics? IMO, that would be silly.


Can you name a maker who's amp isn't happy with standard cable of a
suitable loop resistance?


**WAKE UP! We're discussing speakers and speaker cables. However, in answer
to your question, Naim was (and maybe still is) a product whose amplifiers
cannot cope with low inductance speaker cables. Pretty much every other amp
works fine.

The problem with Naim amps is not to do with the inductance of the
cables, but with capacitance (which is obviously higher in cables with
closer-spaced conductors). You persist in calling these
low-inductance, but the dominant factor is clearly the high
capacitance. Capacitive loading of a non-unconditionally stable
amplifier will always be a source of hooting.

d

--
Pearce Consulting
http://www.pearce.uk.com

Trevor Wilson January 6th 07 06:17 PM

Biwiring with Nordost
 

"Don Pearce" wrote in message
...
On Sun, 7 Jan 2007 06:00:46 +1100, "Trevor Wilson"
wrote:


"Dave Plowman (News)" wrote in message
...
In article ,
Trevor Wilson wrote:

"Laurence Payne" lpayne1NOSPAM@dslDOTpipexDOTcom wrote in message
...
On Sat, 6 Jan 2007 13:34:44 +1100, "Trevor Wilson"
wrote:


**Actually, you don't know that. Nordost Blue Heaven cables are very
low inductance types and may be much more suitable for certain
installations.

Can you design a system that cares?

**?

That would be rather silly,
wouldn't it?

**What would be silly? Demanding that users restrict themselves to
certain cable lengths, or high impedance speakers? Or telling them that
they may not use electrostatics? IMO, that would be silly.

Can you name a maker who's amp isn't happy with standard cable of a
suitable loop resistance?


**WAKE UP! We're discussing speakers and speaker cables. However, in
answer
to your question, Naim was (and maybe still is) a product whose
amplifiers
cannot cope with low inductance speaker cables. Pretty much every other
amp
works fine.

The problem with Naim amps is not to do with the inductance of the
cables, but with capacitance (which is obviously higher in cables with
closer-spaced conductors).


**Correct. Additionally, with low inductance cables, the capacitance of the
speaker can cause problems with Naim amps.

You persist in calling these
low-inductance, but the dominant factor is clearly the high
capacitance.


**No. The dominant factor is the low inductance. The capacitance is
irrelevant (unless one is using a Naim amp).

Capacitive loading of a non-unconditionally stable
amplifier will always be a source of hooting.


**Indeed. Badly designed amplifiers are, however, not the issue.


--
Trevor Wilson
www.rageaudio.com.au



--
Posted via a free Usenet account from http://www.teranews.com


Jim Lesurf January 6th 07 08:10 PM

Biwiring with Nordost
 
In article , Trevor Wilson
wrote:

"Don Pearce" wrote in message
...



You persist in calling these
low-inductance, but the dominant factor is clearly the high
capacitance.


**No. The dominant factor is the low inductance. The capacitance is
irrelevant (unless one is using a Naim amp).


You seem to be using "dominant factor" for two quite different contexts.

So far as the *amplifier stability* is concerned, it will be the cable
capacitance that matters. But for the overall frequency response, it will
be the interaction between the series impedance (inductance in this
context) and the speaker impedance that matters.

Thus so far as I can see, you are both correct. :-)

Slainte,

Jim

--
Electronics http://www.st-and.ac.uk/~www_pa/Scot...o/electron.htm
Audio Misc http://www.st-and.demon.co.uk/AudioMisc/index.html
Armstrong Audio http://www.st-and.demon.co.uk/Audio/armstrong.html
Barbirolli Soc. http://www.st-and.demon.co.uk/JBSoc/JBSoc.html

Eeyore January 7th 07 02:30 AM

Biwiring with Nordost
 


wrote:

On a recent trip to the US I bought a set of Nordost Blue Heaven RevII
speaker cables at a very good price.


I seriously would advise against advertising your gullibility regarding cables
in a public forum.

But then again, what do I know, I've only been in pro-audio for 35 yrs and
tommorrow I'm fixing some boutique mic amps ( ex AIR Monserrat ) for Mark
Knopfler's studio.

http://www.britishgrovestudios.com/

Clearly I know know zilch.

My opinion btw is that cable is cable and fancy names make no difference. Sell
them on to another idiot and use your money more wisely in future ok ?

RCA interconnects don't benefit from the fancy name treatment either btw. Or
even 'one-way' arrows. All the cable ******** ( snake oil ) is indeed just
********.

Graham


Eeyore January 7th 07 02:32 AM

Biwiring with Nordost
 


Trevor Wilson wrote:

"Laurence Payne" lpayne1NOSPAM@dslDOTpipexDOTcom wrote
On 5 Jan 2007 09:01:35 -0800, wrote:

On a recent trip to the US I bought a set of Nordost Blue Heaven RevII
speaker cables at a very good price. The only problem I have with them
is that they are not set up for biwiring. Does anyone have any
experience of changin connectors on Nordost flat cables. At face value
it should be straight forward but I don't want to start hacking the
cable about until I am sure what the procedure is. It could be a very
expensive mistake!!


Sell them to an audiophool and use any reasonably sturdy cable for
your speakers. It will sound exactly the same, and you'll have money
in your pocket.


**Actually, you don't know that. Nordost Blue Heaven cables are very low
inductance types and may be much more suitable for certain installations.


And exactly how much inductance is needed to be audible Trevor ?

Graham



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