Video Blaster

CT6000

Video Blaster is a video adapter for PC386 and higher compatibles which converts a standard full-motion video image (composite video source) into a format for display on a computer graphics monitor. It can position and scale the video image onto the output display and allows the video image to be merged with computer graphics for interactive multimedia applicaiton. Video Blaster supports both NTSC and PAL system. It has to work with standard VGA card that incorporates a feature connector. It accepts composite video, caters 3 video input sources (video 0, 1, 2). This card has a constraint of system RAM must not be more than 15 MB.

• General
• Hardware Specifications
• Hardware Settings
• External Connectors

GENERAL

• System Requirements:
  • IBM PC-AT and higher compatibles
  • Not more than 15 MB of system RAM
  • 16-bit ISA expansion slot
  • VGA card with standard VESA compliant feature connector
  • MS DOS 3.1 or PC DOS version 3.1 or later
  • VGA or multisync monitor running at 50-70 Hz with horizontal scanning rate of about 31.5 KHz
  • Windows 3.1 or higher installed
  • MS Video For Windows 1.0 and above

HARDWARE SPECIFICATIONS

• Supply Voltage Requirement (Loading): +5, +12, -12 Volt
• Current Consumption (Typical.): 1, 0.28, 0.104 A respectively
• Clocks Frequency: 50 MHz and 26.8 MHz
• Video Signal Input Level:
  • Composite video signal: 1.0 Vpp @ 75-Ohm load
• Video Signal Output Level: RGB 0.6 Vp-p (typical)

HARDWARE SETTINGS

Default settings shown in [brackets]

• Interrupt (IRQ) (s/w programmable): 5, [10], 11, 12
• I/O Address (s/w programmable): 2A90, [2AD6], 2AF0 Hex
• Frame Buffer Base Address (s/w programmable): 9 - 15 MB (14 default)

EXTERNAL CONNECTORS

• VGA/Video In Connector - 15 pin D-shell female connector
• Monitor Out Connector - 15 pin D-shell female connector
• VGA Feature Connector - 24 way double row straight header
• Mono jack for microphone input
• Female RCA jacks for line input
• Stereo jack speaker output