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Wells-Gardner Electronics Corporation
TIMING CHART:
5 Standard Factory Pre-Set Timing Modes.
Can be set to any customer requirement of 15.75-40Khz hor and 40-100Hz vert.
HORIZONTAL
Scan freq.
scan per.
sync pulse
front porch
active vid.
back porch
sync polarity
VERTICAL
Vert. scan freq.
scan per.
sync pulse
front porch
active vid.
back porch
sync polarity
Lee
Timing shown is based on 801GC/GX signal generator
CGA
MID- RES
640X240
773X384
15.725kH
24.394kHz
63.594us
41.00us
4.688us
3.00us
2.187us
2.910us
50.00us
30.690us
6.719us
4.440us
( - )
( - )
60.018Hz
57.534Hz
16.662ms
17.384m
0.191ms
0.164ms
0.190ms
0.451ms
15.263ms
15.621ms
1.018ms
1.148ms
( - )
( -
Mode 3
Mode4
640X480
720X400
VGA_M3
VGA_2
31.469kHz
31.469Khz
31.777us
31.777us
3.813us
0.636us
25.422us
1.906us
( - )
59.941Hz
16.683ms
0.064ms
0.318ms
15.253ms
1.048ms
)
( - )
Mode 5
800X600
VG900602
37.879KHz
26.00us
3.813us
3.200us
0.636us
1.000us
25.422us
20.000us
1.906us
2.200us
( -
)
( + )
70.087Hz
60.317Hz
14.268ms
16.579ms
0.064ms
0.106ms
0.318ms
0.02ms
12.711ms
15.840ms
1.048ms
0.607ms
(
+ )
( + )
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