(Using 10 MHz of 700 MHz spectrum, not including the D Block)

Video for this report:

  • VGA 640x480, 0.3 megapixels, Mpeg 4 compression
  • Average bandwidth per video stream: 2 Mbps

Maximum network capacity

  • Near cell (0.5 miles from site): 10 Mbps down, 6 Mbps up
  • Mid-cell (1.5 miles from site): 6 Mbps down, 4 Mbps up
  • Far-cell (3.8 miles from site): 4 Mbps down, 2 Mbps up
  • Cell edge (4.2 miles from site): Less than 256 kbps down, less than 60 kbps up

Translates to

  • Near cell: 4 videos downlink; 3 videos uplink
  • Mid-cell: 3 videos downlink; 2 videos uplink
  • Far-cell: 2 videos downlink; 1 video uplink
  • Cell edge: 0 videos downlink; 0 videos uplink

Overloading the network rendered all videos unusable

  • Read the main story, "A challenging equation," to learn about the arguments for and against sharing the proposed nationwide wireless broadband network for public safety with other entities.