User Guide
Kramer Electronics Ltd. 
4 
2   SPECIFICATIONS 
  VP-721DS VP-722DS 
Computer Input 
(Loop-Through) 
1x RGB with HV Sync 
4x RGB with HV Sync 
Maximum Computer 
Input Resolution 
1600x1200 
1600x1200 
Computer Input 
Connection 
HD15 Jack 
4x HD15 Jack 
Computer Input 
Signal Level 
RGB @ 0.7V Peak Level 
H&V Sync @ TTL 
RGB @ 0.7V 
H&V Sync @ TTL 
Video Inputs 
Composite Video @ 1V P-P 
S-Video @ 1V P-P 
Composite Video @ 1V P-P 
S-Video @ 1V P-P 
Video Standard 
NTSC Version 
PAL Version 
NTSC Version 
PAL Version 
Video Input 
Connectors 
Composite Video on BNC, 
S-Video on 4-Pin Mini-DIN 
Composite Video on BNC 
S-Video on 4-Pin Mini-DIN 
Scaled Output 
Resolutions 
VGA 640x480 
SVGA 800x600 
XGA 1024x768 
VGA 640x480 
SVGA 800x600 
XGA 1024x768 
Scaled Output 
Vertical Refresh Rates 
NTSC Version 59.94Hz 
PAL Version 50Hz 
NTSC Version 59.94Hz 
PAL Version 50Hz 
Scaled Output 
Horizontal Scan Rates 
VGA 31.5KHz 
SVGA 37.8KHz 
XGA 48.4KHz 
VGA 31.5KHz 
SVGA 37.8KHz 
XGA 48.4KHz 
Control Type 
Manual Front Panel Buttons 
Manual Front Panel Buttons 
RS-232 Serial Interface 
Video Adjustments 
Horizontal Position 
Vertical Position 
Brightness 
Contrast 
Color Saturation 
Hue (NTSC Version) 
Sharpness 
Horizontal Position 
Vertical Position 
Brightness 
Contrast 
Color Saturation 
Hue (NTSC Version) 
Sharpness 
Weight 
3.0 kg (6.6 lbs.) Approx. 
4.0 kg (.8 lbs.) Approx. 
Dimensions (HxWxD) 
19" x 8.25" x 1.75” (1RU) 
(482mm x 210 mm x 44.5mm) 
19" x 8.25" x 1.75” (1RU) 
(482mm x 210 mm x 44.5mm) 
Power Source 
100-240VAC, 50/60 Hz 
100-240VAC, 50/60 Hz 
Power Consumption 
 700 mA 
900 mA 










