LED outdoor single red display purchase announcement

Title: LED outdoor single red display procurement announcement Tender No.: 漯财采_word [2009] No. 048 Announcement Date: March 12, 2009 Deadline: March 16, 2009 Tendering Agency: Province: Henan Province - Luohe City Content: LED outdoor single red display technical requirements:

1. LED lamp specification (AXT, USA): 壹 sleeve (net display area is 7.94 ┫)

Luminous tube average brightness level / vertical angle center wavelength test conditions
1R (single red) 800-1000mcd level 110o / vertical 60o625nm 25 ° C, 20mA

2, module specifications

No project parameters / specifications
1 physical point spacing 10mm
2 density 10000 points / m2
3 luminous point color red
4LED specification 1R
5 module size 320mm*160mm
6 module resolution 32 points * 16 points
7 drive voltage DC5V
8 module rated power 45W

3, screen specifications

No project technical parameters
1 screen pixel total horizontal 992 points × vertical 80 points = 79360 points
2 screen display area 9.92 meters × 0.80 meters = 7.94┫
3LED drive / scanning mode dynamic constant current, 1/4 scan
4 best line of sight 5M-200M
5 brightness ≥ 3500cd
6 viewing angle level 110o / vertical 60o
7 frame change frequency 60HZ
8 maintenance before maintenance
9 switching power supply
10 refresh rate ≥300HZ
11 maximum power consumption 600W/m2
12 average power consumption 300W/m2
13 screen life ≥ 100,000 hours
14 blind spot rate Company Name: Luohe City Government Procurement Center Contact: Ms. Li Tel: 0395-3186516 E-mail: Fax: 0395-3162516 Postal Code: Address:

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