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Pincushion. Distortion:
Barrel Distortion:
B1, B1' = 0.059" (1.5mm)
B2, B2' = 0.087" (2.2mm)
le B2"
Bt'
C1, C1' = 0.059" (1.5mm)
A
C2, C2' < 0.087" (2.2mm)
C2
—_
i
|
>|
C2'
|
Parallelogram Distortion:
D1, D1' = 0.087" (2.2mm)
Operating Environment
Ambient
Temperature:
Di
D1'
Operating.....32°F ~ 104°F (0°C ~ 40°C)
Storage........ —4°F ~ 122°F (—20°C ~ 50°C)
Relative Humidity:
5% ~ 90%
Altitude:
Operating..... Off ~ 10,000ft (Om ~ 3,000m).
Storage........ Oft ~ 40,000ft (Om ~ 12,000m)
Cathode Ray Tube (CRT)
Part No.:
230BTB40HBN
90° deflection, 0.787" (20mm)
¢ neck
Phosphor:
B4
Finish:
Direct etching
Display Character:
80 characters X 25 lines
Block Matrix:
16 dots X 16 lines
(Font: 14 dots X 14 lines)
Resolution:
640 Typical (at 25ft-l)
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