AVR-Chat

Jesper Hansen wrote:
> I bought some, I think it was 114 mm high, red 7 seg displays from Farnell 
> to make a custom display for showing result times at a race track. I knew
> it would be hard to see, so I drove them pretty hard, and when I first 
> turned them on in the circuit at home, I was blinded. They were insanely
> bright.
> Next weekend on the track, it was a great day, the sun was on and I 
> brought my new display. It was totally invisible in the sun !! You couldn't
> see anything ! Not even up close.
> So - try to get that fluorecent displays if possible in any way, it is by 
> far the best technique. Or perhaps a 7 segment display made by ultra 
> high brightness LED's could be used.
> 
> /Jesper

Sign jobs are more of a problem in mechanics. Build a sloping roof/shroud
to cast a shadow over the display. Cover the display with coloured plastic
to increase the contrast.