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This topic comprises 3 pages: 1 2 3
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Author
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Topic: Going digital
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Steve Guttag
We forgot the crackers Gromit!!!

Posts: 12814
From: Annapolis, MD
Registered: Dec 1999
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posted 06-21-2014 09:08 AM
It really is all over the place. When we are doing just your basic conversion with two formats on either constant width/constant height screens and either minimal or no sound system work (just a D/A or a processor swap)...then it is the better part of two days for one screen...typical. However, after that...it is about 2 PER DAY. There is a bit of an overhead to loading in/out that a single screen takes the brunt of (and typically has the worst path to the booth and the most entrenched environment.
But when you start adding in a new sound system (speakers, speaker wiring...etc.) or a litany of formats, sources...etc...then the time goes up...way up! Everything gets multiplied. It is going to take you at least twice as long to do a 3D alignment as a 2D...if it is a Real-D XL...you have the XL box to align and optimize and it mucks with the image size so you are setting four lens presets, four screen files...etc. For Dolby 3D you are doing a could dozen extra light/color measurements...etc. No one thing is any great time but you add it all up...and it ADDS UP.
Does the tech when they change the processor really tune up the sound or do they just "connect it" and maybe balance it? We use a D2 with a 4-mic plex...it takes time to set up, use (properly) and tear down. The results are better than just an auto-eq or a cut/paste...but it takes time. Also, we will typically run content on each screen to judge picture/sound/lip sync...etc. That takes a few minutes too...Spend 15-20minutes checking things out and you've nearly lost 1/8th of a work day. It all adds up fast.
I've been told first hand about installers that are so judged on speed that they CAN'T adjust the sound...only if it is so bad that the customer complains will they do it and it throws their time-tables off.
How about when you find that the focus isn't even or the convergence is off? I've seen it on all three DLP brands. You'd be amazed what a time-suck those can be. Even with Barco, by far the easiest to converge or Sheimpflug, if you spend 15-30 minutes getting those right...you've again cut heavily into the day's time that most do NOT plan on in their estimates. However, if you get those spot on...it really does make a difference in the overall appearance.
Then it also really depends on the booth preparedness. We normally have a minimum threshold before we will step on site. Moving the power to things like twist-lock plugs can allow the electrician to prep the booth before we get there and that greatly speeds up the conversion.
So the honest answer is...there is no set time a particular conversion takes. It all depends on what work is actually to be done and what condition the works site is. For us, the conversion (with 2 techs) has taken anywhere from 1/2 day to a week but they were not nearly the same job in those two examples.
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Brad Miller
Administrator

Posts: 17775
From: Plano, TX (36.2 miles NW of Rockwall)
Registered: May 99
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posted 06-21-2014 12:58 PM
I was going to comment here but Steve really nailed it. If you hire GOOD installers (and Cardinal is a good example), they can't knock it out in record time because they will go through and perform all of the above.
Steve is right, there is a big company that put a 4 hour cap per screen on the installer's time. Whatever wasn't done in 4 hours just didn't get done. I've been told this first hand as well. It's the reason why so many digital installs just don't look or sound very good. (Well that and the fact there are way too many techs out there who just don't give a flip and everything to them is "close enough/let's go home".)
Scheimfleug/boresight and convergence make such a huge difference in the picture, and yet those are the two things MOST installers won't even bother with. Few actually bring binoculars (we prefer a telescope) for performing these adjustments.
I've also seen installers make adjustments with their naked eyes from the booth. Lens and screen files should also be done from the audience's perspective, not from the booth.
The one thing Steve didn't mention is for the places that also want to preserve their film alongside the new digital. That REALLY adds more time to it since they almost always share a sound system and frequently the film moves a few feet to one side requiring all new alignment, aperture plates, etc.
Our standard install work day is based upon a minimum of 12 hours, not the usual 8-hours-and-go-back-to-the-hotel-room. Even with that being said, we aren't the fastest out there (yes I'm talking to you Mr-we-do-it-in-4-hours people), but I'm perfectly fine with that and I have found any client that truly wants a quality presentation is fine with it as well. Even if there is one extra day lost over hiring the speed-installers, the next 10 years of presentations will be of a higher quality. It's well worth it.
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Dave Macaulay
Film God

Posts: 2321
From: Toronto, Canada
Registered: Apr 2001
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posted 06-21-2014 02:02 PM
There's a certain amount of fixed time per site, load in/out, general familiarization, deciding electrician tasks and explaining them to the electrician, etc. For multiplexes we did two screens a day, canceling afternoon shows but on screen for the early evening. If a single screen is ready to convert it's usually a one day job doing the actual conversion, one day's shows lost. Usually I will stay one night, doing the conversion on day 1, then training and familiarization on day 2, then leave. More remote sites I will stay 2 nights to be on hand for the first public shows. Site conditions can make a huge difference: if I have to disconnect the 35 and get it out of the way, that takes some time. If a new port is needed because the original ones are really unsuitable - not unusual with polarized 3D - that takes time and more dialog with contractors. Then there are the unpredictables. A recent remote conversion had the shipment come from our shop on a skid plus a separate carton. The access was not suitable for a skid truck so the driver broke down the skid and delivered 10 pieces instead of two, but left the separate carton on the truck. The manager signed for the delivery, unable to confirm that he had 2 pieces with 10 in the lobby. When I arrived days later it took me a while to realize "I don't have a processor or monitor or..." and start tracking. Remote places will usually take longer. There are always surprises, and if an ethernet cable or whatever is required you're in trouble when there's no store in town that has any. I drive with a lot of "what-if" stuff but fly-in jobs mean leaving most of that behind. Unless there's a huge screw-up or some massive surprises, I don't see how a single screen could possibly take a week. Even with a new screen, new speakers, new sound rack... taking that long means the owner chose not to hire professionals to do the work. It isn't super hard to do all these things but people doing them for the first time will take a crazy long time - and require constant supervision to minimize mistakes. Try explaining how to put up a screen sheet to the owner's son and his high school buddies.
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