Pollard LED Signs
Here's a blast from the past.
Pollard Manufacturing (Units 8-9 165 Matheson Blvd Mississauga ON L4Z 3K2) used to make those huge LED sign boards. I acquired some at a garage sale, and received documentation with it.
Pollard, as far as I can tell, is no longer in business, and this is really old stuff, so I'm posting the manuals here in hopes it will help fellow hobbyists. This is all the information I have:
Here are some pictures of the pieces I acquired (click on the XL for camera-resolution pictures):
Master Panel



Control Board (6809 based)

Power Supply
