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Compression Fittings
This thread has 10 replies. Displaying all posts.
Post 1 made on Thursday July 8, 2004 at 15:50
jputtcamp
Long Time Member
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283
Is anyone having any issues with the hord of compression fittings now available for rca, bnc, f, etc?

Does audio on rg59 or rg6 work for long distances?

Does anyone have any preference on manufacurer for the fittings, I am going between Liberty and PRO connect.

Thanks for the input.


Post 2 made on Thursday July 8, 2004 at 15:55
oex
Super Member
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4,177
define long distance?
Diplomacy is the art of saying hire a pro without actually saying hire a pro
OP | Post 3 made on Thursday July 8, 2004 at 16:54
jputtcamp
Long Time Member
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over 75 feet
Post 4 made on Thursday July 8, 2004 at 20:45
Lonny Lieberman
Long Time Member
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November 2002
366
I do it all the time now, they are great! and i make more money! I use both companyies depending what is avaible or cheaper at the moment.
First few didn't connect well as i didn't do them properly, but now no probs with it...


Lonny
Post 5 made on Friday July 9, 2004 at 02:46
Tom Ciaramitaro
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RG6 and RG59 are both pretty much equivalent for audio????
There is no truth anymore. Only assertions. The internet world has no interest in truth, only vindication for preconceived assumptions.
Post 6 made on Friday July 9, 2004 at 07:08
deb1919
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75-ohm cable is not correct for use with line-level audio, but correct or not, it seems to work. And because of its convenient termination, is becoming the method of choice among installers.

RG6 & RG59 both have the capacity to carry audio, but their loss/ft ratio is constant, and will affect any signal accordingly.

And, unbalanced audio should not travel more than, what is it, 30 feet, maybe 50'? But I've run it over 100' without any problems, even using shielded 2-conductor.

So, making RCA cables out of coax for audio over long distances slightly breaks all the rules, but seems to work. So until it doesn't, keep using it.

Doug @ HomeWorks
Post 7 made on Friday July 9, 2004 at 09:53
cjoneill
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2,174
On 07/09/04 07:08, deb1919 said...
75-ohm cable is not correct for use with line-level
audio, but correct or not, it seems to work. And
because of its convenient termination, is becoming
the method of choice among installers.

That's not really correct. Video cable is spec'ed at 75 ohms, audio cable does not have an impedance specification so any impedance is fine. Most commonly used are 50 ohms or 75 ohms.

RG6 & RG59 both have the capacity to carry audio,
but their loss/ft ratio is constant, and will
affect any signal accordingly.

RG6 and RG59 do have different loss/ft ratio's. Belden publishes their dB loss per 100 feet for all their cable. However, the loss difference usually isn't too great.

CJ
I'm not a pro
Post 8 made on Friday July 9, 2004 at 12:52
digitlife
Long Time Member
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April 2004
60
Keep in mind, that using RG-6 or RG-59 will work just fine, the draw back is that the audio is noticably harsh and bright. Probably fine for most people though. I have used the Liberty VSD-1 video cable for audio because of cost. Audioquest makes specific audio cable for do it yourself interconnects that sounds alot better.
Post 9 made on Sunday July 11, 2004 at 15:44
andrewinboulder
Select Member
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1,518
Is it bad to use regular speaker wire for line level audio over long distances?
Post 10 made on Monday July 12, 2004 at 01:38
AVXpressions
Senior Member
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1,163
It's bad to use speaker wire for line level audio period. Very easy to pick up interference.

Robbie S
Post 11 made on Wednesday July 14, 2004 at 23:29
thefish
Founding Member
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1,721
if it's 4 conductor, you can send a balanced signal with the right hardware.


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