DVI DA Plus 系列

DVI DA4 Plus

1. Provide distribution and amplification of digital video signals that shall support one input and four equalized outputs
   1. Distribution amplifier for single-link DVI
      1. Support for local device connection
      2. Supports single-link DVI-D signals up to 1920x1200 @ 60 Hz
      3. Provide automatic input cable equalization to 100 feet (30 meters at 1920x1200 @ 60 Hz with 8-bit color
      4. Provide +5 VDC, 250 mA power on each output
      5. Provide automatic EDID management between connected devices
         1. Shall scan all connected displays, automatically select the highest common native resolution supported by all connected displays, and pass that EDID to the connected source
         2. Shall retain the last-stored EDID rate from a connected display and provide that to the connected source, even if no display is connected to an output
         3. Shall provide a default EDID rate of 1024x768 to the connected source if no displays are connected to the outputs at the time power is applied to the device
         4. Shall maintain continuous EDID communication with the connected source
      6. Provide a front panel indicator for presence of power and input signal
      7. Device shall be housed in a 1RU, rack-mountable metal enclosure
      8. Device shall be equipped with an external, universal AC power supply capable of supporting 100 - 240 VAC, 50/60 Hz power
   2. Approved device shall be the Extron DVI DA4 Plus, part number 60-931-21; no alternates or equals