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» Film-Tech Forum ARCHIVE   » Operations   » Large Format Forum   » IMAX DTAC proj. time sound reset problem (Page 3)

 
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Author Topic: IMAX DTAC proj. time sound reset problem
Daryl C. W. O'Shea
Film God

Posts: 3977
From: Midland Ontario Canada (where Panavision & IMAX lenses come from)
Registered: Jun 2002


 - posted 08-19-2004 03:23 AM      Profile for Daryl C. W. O'Shea   Author's Homepage   Email Daryl C. W. O'Shea   Send New Private Message       Edit/Delete Post 
Random thought: Have you tried moving the timecode interface card to another slot in the computer (you're using the internal card, right)? Assuming it is a PCI card it could be a bus master issue. Moving the card to the immediately neighboring slot (down one) may make a big difference.

Even if it is an ISA card, changing slots could make a difference since some boards share resources between one of the PCI slots and the ISA slot(s).

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Brian Michael Weidemann
Expert cat molester

Posts: 944
From: Costa Mesa, CA United States
Registered: Feb 2004


 - posted 08-19-2004 03:44 AM      Profile for Brian Michael Weidemann   Author's Homepage   Email Brian Michael Weidemann   Send New Private Message       Edit/Delete Post 
Yep. Moving the second TIC over to another slot was a couple steps back, but didn't solve anything for too long. Right now our newest card (number three) is in the newer slot, and with the power supply adjustment (which we've all got really high hopes for!), we're still running without incident.

As for possible loose connections, Dan; I wish! Connections and cables have been checked, changed, and rechecked countless times.

There's a part of me that somehow "knows" it's even simpler (possibly weirder) than that ... like the CAPS lock has been on this whole time! Oh, wouldn't THAT be a hoot!? [Razz]

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Daryl C. W. O'Shea
Film God

Posts: 3977
From: Midland Ontario Canada (where Panavision & IMAX lenses come from)
Registered: Jun 2002


 - posted 08-19-2004 04:01 AM      Profile for Daryl C. W. O'Shea   Author's Homepage   Email Daryl C. W. O'Shea   Send New Private Message       Edit/Delete Post 
Since two is always better (and you can always get two for twice the cost), maybe it's time to get another DTAC running in parallel that you can switch over to when the first one locks up.

Now if I could find a DTAC unit (and maybe an Imax projector) on eBay, I'd redesign the thing to run under Unix, with a port to OS/2 for Gordon, and move as much of the processing as possible to software since today's computer hardware could handle the extra work that it couldn't when DTAC was first designed.

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Brian Michael Weidemann
Expert cat molester

Posts: 944
From: Costa Mesa, CA United States
Registered: Feb 2004


 - posted 08-19-2004 04:05 AM      Profile for Brian Michael Weidemann   Author's Homepage   Email Brian Michael Weidemann   Send New Private Message       Edit/Delete Post 
We could get another Palm Pilot upgrade, this time for the DTAC. Now THERE's an OS! The whole IMAX system, all run from a Palm Pilot network! Beauty.

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Gordon McLeod
Film God

Posts: 9532
From: Toronto Ontario Canada
Registered: Jun 99


 - posted 08-19-2004 09:57 AM      Profile for Gordon McLeod   Email Gordon McLeod   Send New Private Message       Edit/Delete Post 
Daryl said "Now if I could find a DTAC unit (and maybe an Imax projector) on eBay, I'd redesign the thing to run under Unix, with a port to OS/2 for Gordon" all well and good but I think a good old 6track mag would work just fine for me [Big Grin]

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Daryl C. W. O'Shea
Film God

Posts: 3977
From: Midland Ontario Canada (where Panavision & IMAX lenses come from)
Registered: Jun 2002


 - posted 08-19-2004 11:43 AM      Profile for Daryl C. W. O'Shea   Author's Homepage   Email Daryl C. W. O'Shea   Send New Private Message       Edit/Delete Post 
So I should just "remove" your DTAC unit from the booth next time I'm in Toronto? Sounds good.

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Gordon McLeod
Film God

Posts: 9532
From: Toronto Ontario Canada
Registered: Jun 99


 - posted 08-19-2004 12:59 PM      Profile for Gordon McLeod   Email Gordon McLeod   Send New Private Message       Edit/Delete Post 
We don't have no friggin [bs] DTAC here just a early DDP and Mag

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Daryl C. W. O'Shea
Film God

Posts: 3977
From: Midland Ontario Canada (where Panavision & IMAX lenses come from)
Registered: Jun 2002


 - posted 08-19-2004 10:27 PM      Profile for Daryl C. W. O'Shea   Author's Homepage   Email Daryl C. W. O'Shea   Send New Private Message       Edit/Delete Post 
That's right too... my bad.

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Dick Vaughan
Phenomenal Film Handler

Posts: 1032
From: Bradford, West Yorkshire, UK
Registered: Jul 2000


 - posted 08-20-2004 03:07 AM      Profile for Dick Vaughan   Author's Homepage   Email Dick Vaughan   Send New Private Message       Edit/Delete Post 
Ahh the DDP! Why did they design it to look like an Egyptian obelisk? [Confused]

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Gordon McLeod
Film God

Posts: 9532
From: Toronto Ontario Canada
Registered: Jun 99


 - posted 08-20-2004 09:39 AM      Profile for Gordon McLeod   Email Gordon McLeod   Send New Private Message       Edit/Delete Post 
dick said"Ahh the DDP! Why did they design it to look like an Egyptian obelisk?" because it somedays needs to be aligned on the axis of the sun to work right [Wink]

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Dick Vaughan
Phenomenal Film Handler

Posts: 1032
From: Bradford, West Yorkshire, UK
Registered: Jul 2000


 - posted 08-20-2004 11:00 AM      Profile for Dick Vaughan   Author's Homepage   Email Dick Vaughan   Send New Private Message       Edit/Delete Post 
And we all know where the sun shines from ,right! [Roll Eyes]

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Mark Gulbrandsen
Resident Trollmaster

Posts: 16657
From: Music City
Registered: Jun 99


 - posted 08-22-2004 05:02 PM      Profile for Mark Gulbrandsen   Email Mark Gulbrandsen   Send New Private Message       Edit/Delete Post 
Actually you don't want a Mega [bs] ....Yuck! At least the SR projector is a reliable piece, the CDC projector would be the better choice as you retain the 15/70 format and reliability... no royalties to pay there either.
__________________________________________________
"Use a DTS and JSK generator off the tach and all the problesm will go away"

What Gord said is the safest way to go and would certainly be a seamless way to back up the DTAC system. I'd bet that Imax would have a cow though if everyone started installing XD-10's in their racks.....but then the show must go on anbd the XD-10 is easily as capable as the DTAC source is. The new DTS E480 Time Code generator that goes in with the XD-10 is also very flexible and allows you to advance/retard on the fly.
______________________________________________________________

Oh oh....Here goes Stewart again........ [Confused]

"I have an extra DTS E-175 that you may buy (cheep)"

Actually you are supposed to return that E-175 generator to DTS if you buy the new E-480. Better check with them first or you may end up paying for both TC gennys.

Mark @ CLACO

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