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Forum: Front Projector   03-18-2015, 08:06 PM
Replies: 9
Views: 310
Posted By jjcook
PM sent.

PM sent.
Forum: Digital Hi-End Projectors - $3,000+ USD MSRP   03-17-2015, 07:48 AM
Replies: 15
Views: 271
Posted By jjcook
I really should take the time to write up a...

I really should take the time to write up a mirror FAQ too :)
Forum: Digital Hi-End Projectors - $3,000+ USD MSRP   03-17-2015, 07:45 AM
Replies: 15
Views: 271
Posted By jjcook
I never had the Navitar in my set up to compare...

I never had the Navitar in my set up to compare (the one I'm selling is too small for my configuration and was not acquired for it).

The mirror/projector are angled primarily to raise the...
Forum: Digital Hi-End Projectors - $3,000+ USD MSRP   03-17-2015, 07:36 AM
Replies: 15
Views: 271
Posted By jjcook
Your calculations are essentially correct. What...

Your calculations are essentially correct. What is good to do is over shoot the screen -- I mean keeping the projector at 15 degrees, lower the projector with an extension tube until at max lens...
Forum: Digital Hi-End Projectors - $3,000+ USD MSRP   03-14-2015, 09:38 PM
Replies: 15
Views: 271
Posted By jjcook
As the screen is 41.7 inches tall, using the 70%...

As the screen is 41.7 inches tall, using the 70% lens shift (20% above screen top) is 8.3 inches plus the 3.2 inches from tilting, so center of lens would be about 11.5 inches above screen top.
...
Forum: Digital Hi-End Projectors - $3,000+ USD MSRP   03-12-2015, 09:57 PM
Replies: 15
Views: 271
Posted By jjcook
Here is a link to a post showing my 25x15 inch...

Here is a link to a post showing my 25x15 inch mirror:...
Forum: Digital Hi-End Projectors - $3,000+ USD MSRP   03-12-2015, 09:35 PM
Replies: 15
Views: 271
Posted By jjcook
If instead you place the projector 12 inches from...

If instead you place the projector 12 inches from rear wall, the light beam will drop 1.9 inches, and at 15 degree angle will raise the projector by 3.2 inches, a total of 5.1 inches which would...
Forum: Digital Hi-End Projectors - $3,000+ USD MSRP   03-12-2015, 08:33 PM
Replies: 15
Views: 271
Posted By jjcook
Assuming 8 ft from screen to rear wall and...

Assuming 8 ft from screen to rear wall and assuming you mean a 85" diagonal 16:9 screen, then you need about 8.5 ft of throw distance at minimum throw, so the projector would need to be a minimum of...
Forum: Screens   03-11-2015, 05:44 PM
Replies: 382
Views: 27,027
Posted By jjcook
No keystone or other artifact, in fact a...

No keystone or other artifact, in fact a conversion lens or anamorphic lens has much more chance for distortion. If you are using enough lens shift and distance from projector to mirror, you can...
Forum: Dedicated Theater Design & Construction   03-11-2015, 02:48 PM
Replies: 1,238
Views: 697,868
Posted By jjcook
Great job! A very unique and classy style.

Great job! A very unique and classy style.
Forum: Digital Hi-End Projectors - $3,000+ USD MSRP   03-11-2015, 09:53 AM
Replies: 15
Views: 271
Posted By jjcook
I have a Navitar Screenstar 0.65x conversion lens...

I have a Navitar Screenstar 0.65x conversion lens for sale in the classifieds for much below retail (see my signature below for link). However, it is the standard-sized lens and not the HD-sized...
Forum: Screens   03-10-2015, 09:14 AM
Replies: 382
Views: 27,027
Posted By jjcook
If you're limited by the throw distance and not...

If you're limited by the throw distance and not the wall width for the screen, you can always go bigger and reflect the 4910 off the rear wall off a first surface mirror -- that is what I do with my...
Forum: Subwoofers, Bass, and Transducers   03-06-2015, 03:24 PM
Replies: 18,138
Views: 715,414
Posted By jjcook
At what point does the room start to be large...

At what point does the room start to be large enough for smoothing with a 2nd (or more) sub? My room is 10x12.5x9 (10x15x9 without the closet that I may remove) with no specific MLP (but all seats in...
Forum: Dedicated Theater Design & Construction   03-05-2015, 05:52 PM
Replies: 10
Views: 142
Posted By jjcook
If you have hidden speaker wire, just use a toner...

If you have hidden speaker wire, just use a toner kit to locate it behind drywall (requires you have access to one end of the wire):
...
Forum: Dedicated Theater Design & Construction   03-03-2015, 01:56 PM
Replies: 30
Views: 1,019
Posted By jjcook
I'm not in any way an expert, but I don't think...

I'm not in any way an expert, but I don't think that the room will sufficiently isolate the bass from the house; you should definitely make sure you understand what level of isolation you can achieve...
Forum: Dedicated Theater Design & Construction   03-03-2015, 01:52 PM
Replies: 30
Views: 1,019
Posted By jjcook
doube post

doube post
Forum: Screens   03-02-2015, 12:49 PM
Replies: 26
Views: 520
Posted By jjcook
I'm not doubting you and in fact I'm happy for...

I'm not doubting you and in fact I'm happy for you -- your projector upgrade is paying for itself on screen upgrade savings! :)

I agree e-shift is not equal to true 4K in terms of detail per area;...
Forum: Screens   03-02-2015, 12:30 PM
Replies: 26
Views: 520
Posted By jjcook
I have tested with e-shift on my JVC to remove...

I have tested with e-shift on my JVC to remove pixel structure and I still see the weave in the Seymour XD (and Falcon HD but less so) from my MLP at 8.5 ft on bright shots -- I bet 10 ft would be...
Forum: Speakers   02-27-2015, 09:31 AM
Replies: 7,065
Views: 493,258
Posted By jjcook
Also, is it possible to have existing dipole...

Also, is it possible to have existing dipole version converted to bipole? I live in the Portland area so shipping would not be a cost factor.
Forum: Subwoofers, Bass, and Transducers   02-25-2015, 02:14 PM
Replies: 18,138
Views: 715,414
Posted By jjcook
LOL! Excellent hyperbole.

LOL! Excellent hyperbole.
Forum: Digital Hi-End Projectors - $3,000+ USD MSRP   02-25-2015, 01:59 PM
Replies: 3,694
Views: 237,288
Posted By jjcook
Dylan, you are answering my question with a...

Dylan, you are answering my question with a discussion of potential engineering limitations for first-gen UHD Blu-ray players versus my question of what is allowed according to the spec and perhaps...
Forum: Digital Hi-End Projectors - $3,000+ USD MSRP   02-25-2015, 10:03 AM
Replies: 3,694
Views: 237,288
Posted By jjcook
Not to derail, but is it confirmed that even...

Not to derail, but is it confirmed that even downscaling to 1080p rec709 at 10-bit (or more) color will be protected with HDCP 2.2?
Forum: Subwoofers, Bass, and Transducers   02-23-2015, 04:06 PM
Replies: 18,138
Views: 715,414
Posted By jjcook
Wink Awesome deal, I would have been all over that to...

Awesome deal, I would have been all over that to complement my XS15-base -- especially as I'd need to refit it with metal grills anyways to protect against the kids. If you have anymore of those Tom...
Forum: Screens   02-23-2015, 10:24 AM
Replies: 3
Views: 150
Posted By jjcook
I agree first determine what is the maximum size...

I agree first determine what is the maximum size your projector can support and then try out projecting onto the wall before buying the screen.

I sit about 8.5-9' eyes to screen from a 100" wide...
Forum: Video Source Items   02-23-2015, 08:25 AM
Replies: 0
Views: 75
Posted By jjcook
For Sale: DVDO iScan Duo

SOLD SOLD SOLD: DVDO iScan Duo

$450 USD shipped (for continental US addresses) + 3% if using PayPal

This unit is in excellent physical condition and is in perfect working order, selling to...
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