Days Left Clock

Specifications

Finished Clock:
 
Weight:  about 24 Oz + 10 Oz Wall transformer (needs refining, 24 is close)
 
Finished Size: 9 x 11 inches, 1.25 thick
 
Power: 8 Watts Max, 3.5 Watts Typical (depends upon # of digits lit and brightness setting)
 
Accuracy:  2ppm over 0-40C, less than 2 minutes error per year
 
Digit Size: 2.24 inch high x 1.28 inch wide
 
PC Board Specs:
 
Loaded PCB Weight:  12.5 Oz
 
PCB Size: 9.9 x 7.9 inches