# Ask the AV Engineer

**URL:** https://boards.straightdope.com/t/ask-the-av-engineer/560533
**Category:** Miscellaneous and Personal Stuff I Must Share
**Created:** [November 13, 2010, 4:59am UTC](https://boards.straightdope.com/t/ask-the-av-engineer/560533 "2010-11-13T04:59:13Z")
**Posts on this page:** 1
**Showing post:** 5

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### Author: ![Mines\_Mystique](https://avatars.discourse-cdn.com/v4/letter/m/d26b3c/32.png) [@Mines\_Mystique](https://boards.straightdope.com/u/Mines_Mystique)
#### Post date: [November 15, 2010, 3:38am UTC](https://boards.straightdope.com/t/ask-the-av-engineer/560533/5 "2010-11-15T03:38:42Z")

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> [@Tully\_Mars](#):
>
> Here’s a couple of questions:
> 
> How far can you run a component audio/video output? More specifically, can I split a component video from my old DirecTV satellite receiver and run it about 60 feet into a second TV in another room. Currently, I’m using a coax cable output into the antennae input of the second TV. It is very susceptible to interference.

Component Video can run a couple of hundred feet without any issues, but again, I wouldn’t suggest passively splitting it. That will cause some quality issues that you wouldn’t like.

> [@Confederate General Good. Union Generals Bad.](https://boards.straightdope.com/t/confederate-general-good-union-generals-bad/64799/24):
>
> If I decide to upgrade the whole system to a HD DirecTV receiver, can I run an HDMI cable about 60-70 feet to the second TV or am I better off just getting a second receiver? I don’t have any pressing need to watch different shows in different rooms.

You can run HDMI that far, but you have to make sure you have a good quality cable, which will cost you a pretty penny. I personally have successfully run HDMI 200 feet without using a twisted pair transmitter & reciever, but the [cable](http://www.extron.com/product/product.aspx?id=hdmimm&subtype=362&s=3) was expensive, around $1200. I also had an equalizer at the end of the run that helped to make sure the signal was good quality.

In your case, I would suggest finding a good component video DA and using that.

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