Area Coverage Data Collection

Area Coverage Data Collection

Terrain Analysis Package (TAP)

You can print out this  list to help gather the information for running a coverage study. The links from this page will take you to other pages that give you more information about the information needed.

 

  1. Is TAP installed on your computer?
  2. Is your Topo Data Configuration set to find the topographic data?
    1. Did you copy topographic data files from one of our CDs to your hard disk?
    2. What folder did you copy the data to?
    3. You can run the SweepTopoData program to send me a list of where the data files are located.
    4. You can try the single point elevation program to be sure TAP is finding the data correctly.

     

  3. What is a description of the study you want to run (such as "Test study from MySite")?

     

  4. What is the name of the base station or repeater site (such as "Castle Rock Test Facility")?

     

  5. What is the Latitude coordinate of the site (such as 39 25 39 N, or 39.4275)?
  6. What is the Longitude coordinate of the site (such as 104 52 00 W, or –104.8666667)?
  7. What is the map datum for the coordinates (NAD27 or NAD83, or "don’t know")?

     

  8. What is the elevation of the transmitter site above Mean Sea Level (or "don’t know")?

     

  9. What is the operating frequency in MegaHertz?

     

  10. What is the height of the center of the antenna Above Ground Level?
  11. What is the Effective Radiated Power (ERP) of the base station or repeater?

    If you don’t know the ERP, it can be computed from other information

    1. What is the Transmitter Power Output (TPO) of the base station transmitter? _____ Watts, dBm, dBW, milliWatts, or kiloWatts
    2. What is the gain of the base station antenna? _______ dBd, dBi, or Relative Multiplier
    3. What losses are associated with the transmitter system at the base station?
      1. Transmission line loss ______ dB

          If you don’t know the line loss, it can be computed from the line specifications:

        1. What brand and size of transmission line is used?
        2. What is the length of the line?
      2. Circulator losses
      3. Jumper losses
      4. Radome losses
      5. Connector losses
      6. Combiner losses
      7. Miscellaneous losses

     

  12. What type of mobile receiver will be used with this system?
    1. Description (such as "Hand-held, Acme Model 1234"
    2. Typical height of the antenna above ground (such as 6 feet for a hand-held, 3 feet for a belt pager, 8 feet for a vehicle mounted antenna, etc.)
    3. Required Field Strength in dBu

        If you don’t know the Required Field Strength, it can be computed:

      1. What is the manufacturer’s specified receiver input threshold _____ uV, dBuV, or dBm
      2. What is the gain of the mobile antenna? _____ dBd, dBi, or Relative Multiplier
      3. What losses are associated with the mobile receiver?
      4. Transmission line loss ______ dB

          If you don’t know the line loss, it can be computed from the line specifications:

        1. What brand and size of transmission line is used?
        2. What is the length of the line
      5. Connector losses
      6. Body losses
      7. Vehicle Losses
      8. Building losses
      9. Miscellaneous losses

     

  13. Would you like to see the coverage for additional receiver configurations (different loss values, etc.)? If so, provide the same information for each additional mobile unit:
  14. What type of mobile receiver will be used with this system?
    1. Description (such as "Hand-held, Acme Model 1234"
    2. Required Field Strength in dBu

        If you don’t know the Required Field Strength, it can be computed:

      1. What is the manufacturer’s specified receiver input threshold _____ uV, dBuV, or dBm
      2. What is the gain of the mobile antenna? _____ dBd, dBi, or Relative Multiplier
      3. What losses are associated with the mobile receiver?
      4. Transmission line loss ______ dB

          If you don’t know the line loss, it can be computed from the line specifications:

        1. What brand and size of transmission line is used?
        2. What is the length of the line
      5. Connector losses
      6. Body losses
      7. Vehicle Losses
      8. Building losses
      9. Miscellaneous losses

     

  15. What kind of study do you want to run?
    1. Radial (compute signal strength along paths radiating out from the transmitter site, like spokes)
    2. Tile (compute signal strength at points on a uniform rectangular grid)

     

  16. How far out from the base station do you want to compute the coverage? _______miles or kilometers

 

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