Posted by Shea on 23, 2001 at 12:26 PM:
In Reply to: Arcade Monitor resolutions posted by Shea on 23, 2001 at 12:22 PM:
STANDARD RESOLUTION
HORIZONTAL VERTICAL
Scan Frequency: 15.72 KHz Scan Frequency: 60.0 Hz
Scan Period: 63.6 µSec Scan Period: 16.7 mSec
Active Video: 46.9 µSec Active Video: 15.3 mSec
Video Delay: 11.9 µSec Video Delay: 1.2 mSec
Sync Pulse: 4.7 µSec Sync Pulse: 0.2 mSec
Scan Line: 456 Pixels Screen: 262 Lines
Resolution: 336 Pixels Resolution: 240 Lines
Clock Freq: 7.16 MHz
EXTENDED RESOLUTION
HORIZONTAL VERTICAL
Scan Frequency: 16.50 KHz Scan Frequency: 53.0 Hz
Scan Period: 60.6 µSec Scan Period: 18.9 mSec
Active Video: 48.0 µSec Active Video: 17.4 mSec
Video Delay: 11.9 µSec Video Delay: 1.2 mSec
Sync Pulse: 3.9 µSec Sync Pulse: 0.2 mSec
Scan Line: 646 Pixels Screen: 312 Lines
Resolution: 512 Pixels Resolution: 288 Lines
Clock Freq: 10.67 MHz
MEDIUM RESOLUTION
HORIZONTAL VERTICAL
Scan Frequency: 25.00 KHz Scan Frequency: 60.0 Hz
Scan Period: 40.0 µSec Scan Period: 16.7 mSec
Active Video: 32.0 µSec Active Video: 15.4 mSec
Video Delay: 7.2 µSec Video Delay: 1.2 mSec
Sync Pulse: 4.0 µSec Sync Pulse: 0.2 mSec
Scan Line: 640 Pixels Screen: 416 Lines
Resolution: 512 Pixels Resolution: 384 Lines
Clock Freq: 16.00 MHz
VGA20 RESOLUTION
HORIZONTAL VERTICAL
Scan Frequency: 31.55 KHz Scan Frequency: 70.0 Hz
Scan Period: 31.7 µSec Scan Period: 14.3 mSec
Active Video: 25.6 µSec Active Video: 12.2 mSec
Video Delay: 5.7 µSec Video Delay: 1.1 mSec
Sync Pulse: 4.0 µSec Sync Pulse: 0.2 mSec
Scan Line: 634 Pixels Screen: 450 Lines
Resolution: 512 Pixels Resolution: 384 Lines
Clock Freq: 20.00 MHz
: Can anyone tell me the difference between a standard, medium and high resolution arcade monitor. What frequencies are the syncs and what graphic modes would normally be supported (192x256, 224x228, 320x200, 640 x 480 . . .)
: Thanks,
: Shea