Bad Elf Flex: Orthometric Height / GEOIDs

Bad Elf Flex: Orthometric Height / GEOIDs

Supported GEOID Models

The following GEOID packages are available for the Bad Elf Flex:

Region

Description

Download

World-wide

  • EGM2008: high-resolution 1-degree (WGS84/ITRF)

137.8 MB

USA & Canada

  • GEOID18: CONUS, Puerto Rico, US Virgin Islands (high-resolution NAD 83)

  • GEOID12B: CONUS, Puerto Rico, USVI, Alaska, Hawaii, Guam, CNMI (high-resolution NAD 83)

  • USGG2012: CONUS (high-resolution WGS84/ITRF2008)

  • CGG2013: Canada (high-resolution WGS84/ITRF2008 and NAD 83 CSRS)

112.4 MB

USA

  • GEOID99: CONUS

30.1 MB

Australia & New Zealand

  • AUSGeoid2020: Australia (Hybrid Quasi-Geoid GDA2020/AUSGeoid2020)

  • NZGeoid2016: New Zealand (NZGD2000/NZVD2016)

12.5 MB 

Great Britain, Ireland, Northern Ireland

  • OSGM15:  Great Britain (ETRS89/OSTN15)

  • OSGM15_IR:  Ireland (ETRS89/OSTN15)

  • OSGM15_NIR: Northern Ireland (ETRS89/OSTN15)

0.8 MB 

Brazil

  • MAPGEO201: Brazil (WGS84/SIRGAS2000)

0.6 MB

Caribbean

  • CAR97: Caribbean (ITRF94)

1.3 MB


Need orthometric height support in another region? Drop a note to support@bad-elf.com.

Installation Instructions

  1. Make sure your Bad Elf Flex is running firmware version 1.0.19 or newer.  If not, update your firmware first.

  2. Download the desired GEOID package(s) to your PC or Mac using the links above.

  3. Copy the file(s) to any FAT-formatted USB drive, and cleanly unmount/eject the USB drive from your computer.

  4. Turn your Bad Elf Flex unit ON by holding the power button for 3-4 seconds, and wait until you see the main LCD screen (~30 seconds).

  5. Plug the USB drive into the supplied USB-OTG adapter cable.

  6. Plug the USB-OTG cable into the Mini-USB port on the back of your Bad Elf Flex.

  7. The left LED should illuminate with a purple status indication, indicating the OTG cable was detected.

  8. The LCD screen will display a message indicating the USB Drive was detected.

  9. Within a few seconds, the Flex will start the update process.  You will usually see the all the LEDs turn purple during the update, and the screen will display a "Shutting down..." or "Updating firmware..." message.  

  10. The GEOID packages can take 1-3 minutes to install depending on the speed of your USB drive.  You may or may not see any progress indication.  Be patient!

  11. When finished, you will hear 2 beeps, and the firmware will automatically restart.  

  12. You can safely disconnect the USB drive and USB-OTG adapter cable from the back of your Bad Elf Flex.

  13. To configure the Bad Elf Flex to use a GEOID model, pair your Bad Elf Flex with your phone or tablet, and open the Bad Elf Flex app.

  14. Navigate to Flex Settings > Elevation/Orthometric Height to confirm the GEOID package is available and select your desired model.

Change History

Date

Description

9/29/2020

First release with support for US and Canadian GEOID models

3/19/2021

Added support for Australia, New Zealand, Caribbean, Great Britain, Ireland, Northern Ireland

11/3/2022

Added worldwide EGM2008 (1-degree) model


For any further assistance, please contact our support team via support@bad-elf.com.

    • Related Articles

    • Bad Elf Flex: Ortho Everywhere - Orthometric Height Elevations in ArcGIS

      Problem If you’re using your Bad Elf Flex with RTK via NTRIP in combination with ArcGIS Field Maps or QuickCapture, you may have faced obstacles when attempting to record accurate vertical heights. That’s because ArcGIS field products store all ...

    • Bad Elf Flex: Ortho everywhere - flow orthometric height elevations in ArcGIS Field Maps

      Bad Elf Flex: Ortho Everywhere - Flow Orthometric Height Elevations in ArcGIS Field Maps Introduction If you’re using your Bad Elf Flex with RTK via NTRIP in combination with ArcGIS Field Maps, you may have faced obstacles when attempting to record ...

    • Bad Elf Flex: Anatomy of a Flex

      The Bad Elf Flex GNSS device has an interface that will allow users to use the front buttons and LCD to navigate and adjust settings, as well as use the various functions of the Flex. Product Overview - Front Antenna cap: A removable cap that ...

    • Bad Elf Flex: Updating Firmware

      Ready to upgrade your Flex to the latest firmware? Just follow these steps: On your phone or tablet, install or upgrade to the latest public Bad Elf Flex utility app available on the App Store (iOS) or Google Play Store (Android). Connect your Flex ...

    • Bad Elf Flex: Bluetooth Pairing with Android

      Connect your Bad Elf GNSS receiver to your Android phone or tablet by following these simple steps: Close the Bad Elf Flex app on Android if you have not already. Power ON your Bad Elf Flex by pressing and holding the power button for 1 second. On ...