What's the difference surrounded by a coax audio cable and the coax cable that are used to hook up video?

Have a ton of coax cable and was wondering if in attendance are any DIY to make an coax audio cable? Just attach an RCA plug? Any info will assistance.


Answers:    All "RCA Cables" are made with coax. If you cut it contained by half, it will look resembling your CATV coax.

However: while the wire may LOOK matching, but different models of coax are built with different "Impedances".

Video cable must be made with something call "75 ohm impdedance" coax. This is because the input jacks for video signals are designed to have 75 ohms. This agency the cable and the RCA jack look seamless to video signals.

But audio signals are low frequency and the input jacks on most receivers are not standardized so any impedance will work for audio.

When I needed a 20+ ft subwoofer cable, I bought a hunk of CATV coax beside "F" connectors already attached and 2 "F-to-RCA-Male" adaptors and made a long subwoofer cable for about $15. I suggest you do alike if you want to do your own cables.

Or follow instructions similar to this:

http://www.jakeludington.com/project_stu...
The construction is similar but these cables couldn't be more different.

RG-6 is a wide-ranging bandwidth broadband cable specifically designed for digital applications. This would be the most common coax. A cable impedance (usually 75 ) is a function of its bandwidth and designed for the bandwidth that labeled for and not for another.

Video cable is still coaxial and 75 impedance (sometimes 110 ) but it is the shielding that makes it different. It is video bandwidth shielded vs. RF shielded. This would be the closest substitute for a coaxial audio cable. That impedance rating is for the video bandwidth simply, so who knows when you put a different signal type into it.

Audio cable coax is still 75 but again this is for the PCM digital signal it is designed for.


As far as adapt the cable you physically could with diverse adapters and connectors, but your results could be disastrous for image and nouns quality.

There is a guy on this forum who touts his budget cable using rg-6 coax and adapters, it works but not well imitation scatter artifacts,etc... are the result. ( As economically as his own commercial site but still he is not blocked).

With any cables you should audition them first, use the correct design of cable, and use my 10% rule for a common guide.

The answers post by the user, for information only, CeQnA.com does not guarantee the right.



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