MY AMBIENT LIGHT PROBLEM

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General request for help which has also been referred to the Projector Gods.

This is the background to my problem. I have around EUR 700 to spend on a projector with a high lumens value. I have a small internet cafe in galatsi with a big outside seating area. The area I would use for my screen is quite shaded in the day and at night its quite dark. In both cases there is quite a bit of ambient light but not that much falling on the screen. I want to have a 1.7m to 2m across screen to show the football world cup. So the way I see it I need a projector with at least 3000 lumens. Contrast is not a big issue I assume because of the amount of ambient light. Now I would buy a DLP like the BenQ MP670 from Plaisio or similar from Optoma but am very worried about the rainbow effect on a cheap projector when it will be viewed by so many people. So I also looked at an LCD projector and found the Samsung SP-L300 from MG Manager for around the same price but has low contrast.

Questions:
1) Is 3000 lumens enough. Should I go higher or can I go lower in the environment I described.
2) Is the DLP I am looking at any good or is there going to be a lot of rainbow. Can you suggest a brighter or different model DLP that is no more than EUR 950 that will have less rainbow.
3) Should I ignore the DLP and go for the Samsung LCD. Is it any good. Or do you have other suggestions in this price range.
4) I am thinking of a 1,2 gain screen cheap. I hope its OK?
5) For speakers I am thinking of buying a 40 watt 2.1 set or a a 26 watt 2.0 set cheap under EUR 80. The area they must cover is about 55m2 with some ambient noise. Are those good enough?
6) To receive TV signal I will probably get something small from Avermedia at Plaisio (Aver TV Box W9 Plus). However this handles ERT digital but not digea. This is not a problem for the world cup which is on NET but I was hoping to ask you if you new of a standalone TV signal decoder that can decode Analog TV, DVB-T MPEG-2 (ERT Digital) and DVB-T MPEG-4 (Digea).
 

costas EAR

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Απάντηση: MY AMBIENT LIGHT PROBLEM

ντου γιου σπικ δι γκρικ λάνγουετζ φλούεντλι ενάφ του τρανσλέιτ φορ ας ολ δι αμπόουβ ιν γκρίκ?

δι γκρίκλις ριβέντζζζζζζζζ
 

ΑΝΔΡΕΑΣ Κ.

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Απάντηση: MY AMBIENT LIGHT PROBLEM

Questions:
1) Is 3000 lumens enough. Should I go higher or can I go lower in the environment I described.

3000 lumens is bright enough for your case
2) Is the DLP I am looking at any good or is there going to be a lot of rainbow. Can you suggest a brighter or different model DLP that is no more than EUR 950 that will have less rainbow.

In general, DLP projectors are better overall in that economic range(along with the highest range as well
3) Should I ignore the DLP and go for the Samsung LCD. Is it any good. Or do you have other suggestions in this price range.
......
4) I am thinking of a 1,2 gain screen cheap. I hope its OK?
It's fine
5) For speakers I am thinking of buying a 40 watt 2.1 set or a a 26 watt 2.0 set cheap under EUR 80. The area they must cover is about 55m2 with some ambient noise. Are those good enough?
No
6) To receive TV signal I will probably get something small from Avermedia at Plaisio (Aver TV Box W9 Plus). However this handles ERT digital but not digea. This is not a problem for the world cup which is on NET but I was hoping to ask you if you new of a standalone TV signal decoder that can decode Analog TV, DVB-T MPEG-2 (ERT Digital) and DVB-T MPEG-4 (Digea).
I cannot help you with that
Please keep in mind that the money you are willing to spend
are not enough.
Maybe you should reconsider the idea of the projector with that
of a big tv

2 Questions:
1)Why we are writing in English?
2)Who are the projector gods?
 

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Απάντηση: MY AMBIENT LIGHT PROBLEM

I am writing in English coz I unfortunately cannot write well enough in Greek to prevent you from falling over and laughing out loud on the ground. :) Please feel free to respond in Greek as I can read it very well.....

Andreas K. Thank you very very much for you answer. I feel better already..... some more minor questions follow:

1) From your response it does not appear that you are afraid of the rainbow problem.... are you sure about that...? please explain.
2) Have you seen the specific projector (MP670) that I am talking about in action or heard anything about it? Can you suggest something else that is good in DLP at around the price with HDMI.
3) The LCD from Samsung is brand new .... are you sure its that bad and not a match? Is it not worth avoiding the rainbow?
4) Have you seen the Samsung in action or heard anything about it? Can you suggest something else that is good in LCD at around the same price with HDMI.
5) By the way I am looking to spend 1100 euros overall... is it still not enough.... both the projectors I mention are about 700 euros?
6) I am very happy about your answer for 3000 lumens.... is 2500 lumens also ok or is that asking for problems? I guess 3500 or 4000 lumens is overkill for a 2m wide screen?
7) Do you have a shop? Where is your place of business?

Thanks in advance!!!!!!!!!

Also one comment..... big TVs are nice but they are not 2m wide and they are heavy to transfer into the shop for safekeeping each night! I just hope 3000 lumens does the trick. By they way .... I picked the above projectors to also have HDMI input for the future... when digea goes big. There were ones without HDMI which were cheaper but I ignored them.
 

ΑΝΔΡΕΑΣ Κ.

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Απάντηση: MY AMBIENT LIGHT PROBLEM

Ι did not say its bad, I just said that maybe a DLP is a better option
in that kind of money.
But I would nt worry that much.
You just want your clients to watch the world cup outdoors, not
to have a high end picture.
Dont forget that the highest the brightness, the more money you'll
need.
Certainly 3000 is ok, more will be better but then you would have
to move on up again.
Just try not to have any direct lighting over your screen.
By the way, did you look at the new Vivitek?(sorry but I do not know
where it is sold)
Try to do your business in a specialised dealer since they know
much more on the matter than chain stores.
Such places are: Stereoepiloges, Ixokinisi,Ixoekfrasi, Ixodomi etc:126:
 

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Thanks a lot Andreas K for your answers. It is really appreciated. Looks like I will go for the DLP and forget my worries about rainbows.

Does anybody on this forum have any comments to make about the:
1) BenQ MP670 (DLP)
2) Samsung SP-L300 (3LCD)

I would like to hear some pros and cons from an owner of one of these machines if possible (particularly if you are using them under the same conditions)....

Thanks once again.
 

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By the way, I bought the BenQ MP670 projector. Its a great projector for everyday use with lots of features and just €640. Great in ambient light. No negative points accept longer throw distance (3,9m throw for 2m wide screen). Great colors. I haven't seen any rainbow like in the old DLPs.
 

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Total cost of Project with VAT
BenQ MP 670 - €640
Screen Electric with Gain 1.0 - €230
Wiring and Installation - €300 (not a roof installation for the projector, trolley for putting the projector on cost €30 incl in price)
TV Signal Decoder - €50
Two 8w PC speakers (8w speakers are as loud as TV speakers) - €35
TOTAL - €1245 ...... Not bad.

Installation was a bit expensive but very good. If you find the right guy or do it yourself (not complex) then you can save €100 to €180.

Clients are quite pleased :)
 


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