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A/V distribution in a pub

post #1 of 16
Thread Starter 
Hello, i'm having a look to tons of very interesting posts on this forum. Anyway, i've still some concerns about the best solution for me. I'm sure i can find some help here, you people are very qualified

This is the scenario:
I have to distribute A/V in a pub. For the video, I want to see different video sources (PCs, sat decoder, DVD reader) on multiple output devices (TVs, projectors). I want to see only one source device per time on all the output devices.
The devices are distributed in the pub as follows:
place 1: sat decoder, PC, DVD reader
place 2: another PC
place 3: another PC
different rooms: 4 TV, 2 projectors

The max distance il 30-40 meters.

Actually, in the pub already exists old TVs (cathode-ray tube TV) using video composite, but i have to improve it. I want to replace those TVs with LCD TV and use VGA instead of video composite signal. So, i need to re-wire the pub, and i'm looking for the most convenient solution.

As i need to see only one source per time on all the outputs, i guess i can avoid a matrix.

For wires, the choise is between long VGA cables and CAT5 (CAT5e???) with VGA extender. As i have few space for wires probably CAT5 cables are better.

This is the solution i was thinking about:
  1. Collect all input sources to the place 1
  2. use "some device" to gather all the inputs
  3. use a VGA extender with 1 out-line
  4. send the single out-line to a central location in the pub and from there
  5. split the signal to send it to the 6 output devices. This way i can solve some space problem for cables.

But i have some doubt:
  1. What can i use to split the signal? Can i do it by using a simple hub (also used for ethernet networks) to send it to the 6 output devices? If not, any suggestion?
  2. how can i connect multiple input devices to the VGA extender trasmitter? (Possibly avoiding the matrix) Consider that PC and laptop has VGA output, but sat decoder and DVD reader have not.
  3. if i send audio on a different channel than the video (different cables for audio and video), should i be worried about the delay between video and audio?
  4. would it be better to use long VGA cables and a VGA splitter? Is it simpler?
  5. which is the cheapest solution?

Suggestions are appreciated

Thanks a lot!
post #2 of 16
VGA is an older analog interface so it can suffer from interference and possible ground loop problems with multiple connections. That being said it should give you satisfactory operation in a proper setup.

Digital connections such as DVI-D or HDMI could also be used but they have their own problems.

For VGA over CAT5 distribution you could use one of these. I didn't find any with multiple inputs that were not matrix.

For VGA cable distribution you could use a switch such as one of these.

If you need to convert a source from component or composite to VGA you can use a converter such as one of these.

For your scenario of collecting all units at one place and sending with one cable for remote distribution you could use this and this. If you want to use CAT5 between the two, you could use a VGA to CAT5 converter.

There should be no problem with audio-video delays. That's mostly a concern with digital processing.

The cheapest may be your scenario option, but you'll have to determine that for yourself after you examine and price the various options.

Hope that helps.

Edit: Ethernet is digital so will not work for VGA.
post #3 of 16
Quote:
Originally Posted by ofblack View Post

I have to distribute A/V in a pub. For the video, I want to see different video sources (PCs, sat decoder, DVD reader) on multiple output devices (TVs, projectors). I want to see only one source device per time on all the output devices.

Only one output on all displays at the same time - in a pub? Are you sure???

Jeff
post #4 of 16
There are several companies making "any input you want" devices that have internl scan conversion and will accept all you available input sources. They out put on several modes as well. You can take the VGA output and convert it to a CAT5 , distribute the signal via CAT-5 and then reconvert back to VGA and audio.

You CAN NOT use a hub or ethernet switch to distribute the signals.

Check out Analog Way, Extron and Kramer for starters. They carry all the gear you need.
post #5 of 16
Thread Starter 
Hi guys,
thanks for your answers. I'll take a look to the devices you suggest me, and than probably i'll have some other question

For the input sources maybe i can cascade some device, i.e. i can remove DVD player (i can use the PC for DVDs) and cascade PC and sat decoder. I could use RCA cables from PC to sat decoder, then from sat decoder have one video composite out to convert it in VGA. I lose quality in this conversions?
Anyway, i still have other 2 PCs, i have to think about this.

@jautor Are you suggesting to show different output on different displays simultaneously? Usually i want to show musical video, or football matches or other entertainment events for customers, the same event for everyone in the pub at a time. There are no dedicated rooms where to propose different events at the same time. Probably, i could divide the displays in to groups, TVs and projectors, to show different things (musical on TVs and football matches on projectors simultaneously), but it's not so important. Anyway i'll evaluate this solution as well.
post #6 of 16
Quote:
Originally Posted by ofblack View Post

Are you suggesting to show different output on different displays simultaneously?

Yes. For a sports bar / pub (assuming this is a commercial space and not a 'pub in your basement' ).

Quote:


Usually i want to show musical video, or football matches or other entertainment events for customers, the same event for everyone in the pub at a time. There are no dedicated rooms where to propose different events at the same time. Probably, i could divide the displays in to groups, TVs and projectors, to show different things (musical on TVs and football matches on projectors simultaneously), but it's not so important. Anyway i'll evaluate this solution as well.

It would seem very odd to me for a sports bar/pub to have multiple displays without the ability to show different events simultaneously. Especially if, as you say, they're all in the same area. Unless you have a very specific customer base - you're going to lose folks who want to watch while others want to watch . Especially on football Sundays.

Jeff
post #7 of 16
Thread Starter 
Quote:
Originally Posted by jautor View Post

Yes. For a sports bar / pub (assuming this is a commercial space and not a 'pub in your basement' ).



It would seem very odd to me for a sports bar/pub to have multiple displays without the ability to show different events simultaneously. Especially if, as you say, they're all in the same area. Unless you have a very specific customer base - you're going to lose folks who want to watch while others want to watch . Especially on football Sundays.

Jeff

yes, it's a commercial space

It's an interesting business aspect that i have to consider. But i think i cannot solve this issue even with a matrix, at least for multiple games with one sat decoder. To have multiple games i should have multiple decoder (and multiple pay tv account) all connected to the matrix.

I'm working to a solution that i'll show to you as soon as it is ready, hoping you can say to me if it is a good project or not.
post #8 of 16
It seems you may not be US based? I haven't ever been to any bar/pub that only had one source on all TVs at once. It seem like a complete non-starter. In the US, if its a Sunday in the fall, then many bars/pubs have all NFL games available. At least they have two or three.

DirecTV commercial accounts here in the US are based on the number of patrons and can have as many individual receivers as needed.

I just can't imagine a bar/pub with only one live event available. Right now in the US there are NBA and NHL playoff games being played simultaneously. As well as ten or fifteen Baseball games a night. Weekends add events like golf and tennis. Then international events too.

Definitely rethink your plans. To provide the experience paying customers want it might take a few bucks to do it.
post #9 of 16
He's talking about 'football', and I'm guessing the locals root for the same teams.



What's the name of the pub?
post #10 of 16
Quote:
Originally Posted by fletch999 View Post

It seems you may not be US based? I haven't ever been to any bar/pub that only had one source on all TVs at once. It seem like a complete non-starter. In the US, if its a Sunday in the fall, then many bars/pubs have all NFL games available. At least they have two or three.

Ha! I hadn't considered that he might not be based in the US!

Note to all forum members (again): Please put SOMETHING in your profile indicating your location - if you're concerned about privacy, just your country - but things like city/state/prefecture help a lot when folks ask for advice, especially when it comes to service providers, HD reception issues, etc.

Jeff
post #11 of 16
Several clues that he wasn't in the US - pub, meters, easy to comprehend, polite
post #12 of 16
Quote:
Originally Posted by Neurorad View Post

Several clues that he wasn't in the US - pub, meters, easy to comprehend, polite

I missed the metric measurement. Perhaps if had told us the colour of the pub I might have caught on.
post #13 of 16
Have you looked at justaddpower.com? It looks like a nice solution for cat5 and it uses IP no less.
post #14 of 16
Even if soccer is the main draw, which I assume is the case, there has to be times when more than one match is on TV simultaneously, plus other sports that people may be interested in.
post #15 of 16
Thread Starter 
Hi guys,
i'll update my profile
Yes, i'm not based in US and i'm glade that you do not understand it soon, it means that my english is not so bad (even if simple) ... i hope!

I'm italian and maybe you know that in Italy the soccer is the most popular sport.
Also pay tvs arranged the matches in a way that many team play on sunday afternoon (the pub is closed in the afternoon) but only one big match per time is done in the night, on saturday night, on sunday night, others during the week (yes, pay tvs have control on everything).

Anyway, the idea to have more sports is still good if i would catch also other customers as fletch999 suggests, because there are not so much bar/pub in my city that offer other sports.
Moreover, it could be good during the soccer world cup, to have more matches.

I'm also valuating something about DLNA, but i guess it is only another service, probably it is not enough to do what i want, but it is very interesting. I already plan to replace all TVs, i'll choose some TVs with DLNA suport.

@Mizzed-d I'll take a look to it, thanks

@jautor The pub is yellow

@Neurorad The name is Spatenhaus, if you want to take a look to the pub this is the website http://www.spatenhaus.it Yes, the website is quite out of date, but i've planned to change it...one of this days!!!
post #16 of 16
eh, Giuseppe!

I wish I had a place like yours near my house, looks great! I'd eat there every night.

If you run into trouble for your install, a local integrator may be available for consulting - they design, you install.

My ancesters are from Napoli.

-Joseph
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