Archived posting to the Leica Users Group, 2009/01/16

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Subject: [Leica] OT: Audiophile Question
From: grduprey at mchsi.com (grduprey@mchsi.com)
Date: Fri Jan 16 10:22:01 2009
References: <COL119-W39405754CB1E7C351F1C4282D70@phx.gbl><47EE8D0F-6719-40C1-A0A6-936F656C9079@verizon.net><011520091923.15794.496F8D3C000A7AE600003DB2223045151403010CD2079C080C03BF970A9D9F9A0B9D09@mchsi.com> <28BE1DC7-EB33-41E8-A054-9AAFD64F07B9@verizon.net><011520092055.15828.496FA2BE0007D4A200003DD4223045151403010CD2079C080C03BF970A9D9F9A0B9D09@mchsi.com> <496FE031.3060007@san.rr.com>

 
Jerry,
Any cable irreguardless of connector will pick up noise if not shielded. ? 
An RCA connector properly terminated is no more susceptible to noise and any 
other connector, and better than quite a few.


Cheers,
Gene -------------- Original message from Jerry Lehrer <glehrer@san.rr.com>: 
--------------


> Len and Gene
> 
> Even with the very best RCA type connectors and the best cables, RCA 
> connector/cables pick up
> interference unless they have an added external shield, grounded to the 
> source only.
> 
> Jerry
> 
> 
> grduprey@mchsi.com wrote:
> >  
> > Len,
> >
> >> Yes, I would not use Radio Shack RCA, or any connectors for that 
> >> matter.  Yes, 
> A proper RCA is a very good connector, but the cheap ones are indeed 
> disasters.
> >
> >
> > Gene>   -------------- Original message from Leonard Taupier : 
> --------------
> >
> >
> >   
> >> Gene,
> >>
> >> The problem is not with high quality RCA connectors. It is with cheap  
> >> connectors that are made from metal that is too soft so it loosens up  
> >> with just a little movement. I'm sure the government didn't buy their  
> >> parts from Radio Shack. By far the greatest use of XLR is for  
> >> professional microphones.
> >>
> >> Len
> >>
> >>
> >> On Jan 15, 2009, at 2:23 PM, grduprey@mchsi.com wrote:
> >>
> >>     
> >>> A bit of info on RCA connectors:  A properly put together RCA  
> >>> connector will not go intermittent.  As simple as they are, it is  
> >>> hard to not put one together correctly.  The US Navy required them  
> >>> during WWII, and Collins Radio used them all the time for their Ham  
> >>> Gear, (Which by the way was also used by the US Government, and  
> >>> others).  My current installation has been up and running for 8  
> >>> years and no intermittents, and previously setup for 13 years with  
> >>> no connection problems with RCA connectors.  By the way, all of my  
> >>> microphones, except one, use XLR connectors, which are also quite  
> >>> good.
> >>>
> >>>
> >>> Cheers,
> >>> Gene
> >>>
> >>>  -------------- Original message from Leonard Taupier  
> >>> : --------------
> >>>
> >>>
> >>>       
> >>>> Hi Greg,
> >>>>
> >>>> When using the XLR inputs and outputs you are using a balanced system
> >>>> which should improve the signal to noise and increase the signal
> >>>> level by 3 db. Also RCA jacks are much more likely to become
> >>>> intermittent. XLR connections are superior and are generally found on
> >>>> more expensive equipment where audio quality is the prime
> >>>> consideration. Of course the cables themselves can be very expensive
> >>>> and can include filter networks to further improve audio quality. Do
> >>>> some research on the subject.
> >>>>
> >>>> Regards,
> >>>> Len
> >>>>
> >>>>
> >>>>
> >>>>
> >>>> On Jan 14, 2009, at 10:44 PM, Greg Lorenzo wrote:
> >>>>
> >>>>         
> >>>>> I've got a new amplifier to hook-up to a new pre-processor. I can
> >>>>> connect the two together with either RCA or XLR cables.
> >>>>>
> >>>>> Is there a noticeable benefit to hooking these up with XLR cables
> >>>>> rather then RCA jacks?
> >>>>>
> >>>>> The distance between both units is approximately 4 feet.
> >>>>>
> >>>>> Greg Lorenzo
> >>>>> Calgary, Canada
> >>>>>           
> 
> 
> _______________________________________________
> Leica Users Group.
> See http://leica-users.org/mailman/listinfo/lug for more information

In reply to: Message from gregj_lorenzo at hotmail.com (Greg Lorenzo) ([Leica] OT: Audiophile Question)
Message from len-001 at verizon.net (Leonard Taupier) ([Leica] OT: Audiophile Question)
Message from grduprey at mchsi.com (grduprey@mchsi.com) ([Leica] OT: Audiophile Question)
Message from len-001 at verizon.net (Leonard Taupier) ([Leica] OT: Audiophile Question)
Message from grduprey at mchsi.com (grduprey@mchsi.com) ([Leica] OT: Audiophile Question)
Message from glehrer at san.rr.com (Jerry Lehrer) ([Leica] OT: Audiophile Question)