How about the conventional approach (about 8 LEDs per segment), but using the LARGER 1cm LEDs? They light up quite brightly at 20 ma, and because of the larger size, you would have a longer, wider segment for the same number. Regards, Anand Dhuru ----- Original Message ----- From: "wouter van ooijen & floortje hanneman" To: Sent: Thursday, December 27, 2001 9:07 PM Subject: [EE]: big led display > How much LEDs (of the average, 5mm/20mA kind) must I roughly use to make a > 7-segment display that has good visibility in 'average' outdoor daylight? > The application is a countdown display for a car race, each digit 20 .. 50 > cm high. Any experience, URLs? > > Wouter van Ooijen > > Van Ooijen Technische Informatica: http://www.voti.nl > Jal compiler for PIC uC's: http://www.voti.nl/jal > PICs kopen? http://www.voti.nl/shop > > -- > http://www.piclist.com hint: To leave the PICList > mailto:piclist-unsubscribe-request@mitvma.mit.edu > > > -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads