Amiga Hardware Database Expansion cards



Rambrandt Photo
Company
Progressive Peripherals & Software, USA
 Date
1991
 Amiga
A2000, A3000, A4000
 Interface
Zorro II
 
    realtime digitizer and video processor
  • twin board
  • video and graphics, DTP, CAD system
  • TMS34020 processor
    • 40 MFLOPS peak speed at 40 MHz
    • 32 bit architecture with 512 byte cache
  • TMS34082 coprocessor
    • 32 bit math / graphics coprocessor
    • 3D vector support and rendering engine
    • parallel processing capability
  • memory
    • 8 MB of 44C251 1 Mb VRAM (two 4 MB banks)
    • pixel / bit aligned block transfer rate of 142 Mbits/s
    • 8 MB of DRAM for resident applications
  • input: RS-170A (composite), CCIR-624 (PAL), and RGB (DB9 Targa Pin Compatible)
  • output: RS-170A (composite), CCIR-624 (PAL), externally synchable (genlockable) RGB (DB9 Targa Pin Compatible)
  • RGB resolutions
    • variable from 320×400 to 1024×1024, in 8 or 32 bits
    • 1024×2048 scrollable work area by combining the two buffers
    • non-interlaced: 320×400, 320×480, 640×400, 640×480, 512×512, 640×640, 800×600, 800×640, 1024×512
    • interlaced: 800×800, 1024×768, 1024×1024
    • thousands of other custom resolutions possible
  • composite resolution: 768×480 (NTSC), 768×576 (PAL)
  • pixel depth: 8 bit or 32 bit, user definable
  • horizontal scan rate
    • programmable 15.734 kHz (nominal NTSC), 15.625 kHz (nominal PAL)
    • range 15-34 kHz
  • vertical scan rate
    • programmable 30 Hz (nominal NTSC), 25 HZ (nominal PAL)
    • range 25-100 Hz
  • interlace: programmable 2:1 interlaced, or non-interlaced
  • Amiga bus interface: 4×128 kB DMA blocks, directly addressable
  • hue, saturation, contrast: software adjustable via digital pots in 256 levels each
  • palette
    • 16.7 million colours displayable from a palette of 16.7 million
    • alternative display of 256 colours from a palette of 16.7 million
  • overlay
    • 8 bit alpha channel with 16 colour overlay
    • alpha channel colour key between buffers
  • image capture
    • full frame and field capture in 1/30th or 1/60th of a second
    • realtime image capture in 24 bits up to 1024×1024 resolution
    • grayscale image capture in 256 shades
    • multiple resolutions in composite and RGB, up to 1024×1024
    • two framebuffers with adjustable resolutions of up to 1024×1024 pixels per buffer in 32 bit colour
  • image processing
    • bit blitting
    • hardware zoom and pan
    • dynamic resizing
    • runlength encoding
    • JPEG compression support
    • image enhancement, image recognition, histography, and many other functions built in hardware
  • digital video effects: flipping, page turns, colourization, solarization, polarization, up to 8:1 zoom, rotations, picture in picture , live resizing, digital graphic overlay and many realtime 24 bit animation and digital video effects
  • SAGE Library: over 200 graphic functions, with 2D and 3D graphic libraries: LINEDRAW, POLYDRAW, CUBICSPLINE, PHONGSHADE, GOURADSHADE, and more.
  • fast image loading: NTSC overscan image in less than a second, 1.5 MB 24 bit image in less than 4 seconds
  • multiple Rambrandt boards can be linked together to create exceptional virtual reality systems

    Photo
    Progressive Peripherals & Software Rambrandt -  front side
    front side

    Progressive Peripherals & Software Rambrandt -  front side
    front side




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