Adobe Reader on both Mac and Windows?
On mac(at my uni) it shows just fine, on windows it doesn't show the fade. (maybe it's just my PC because when i printed it at a printshop it did show the shade considering i have the poster lying around at my place)
This is the PDF file.(viewed on my Own pc)
This is the poster printed (not from my own PC)
I think it could be a Color Profile problem.
In the ideal world, you should use the same color settings in both machines (MacOS and Windows). Try this: EDIT -> COLOR SETTINGS ->
You can read more here: http://help.adobe.com/en_US/creativesuite/cs/using/WS6A727430-9717-42df-B578-C0AC705C54F0. html
I tried to upload the PDF on here but apparently this is a forbidden type.
FYI, if you want to post an image of your work to the forum, a good way is to take screen captures. Another way is to open your PDF in Photoshop and save it as a jpeg or png.