Bad Elf Flex BE-GPS-5500 User Manual
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Bad Elf Flex BE-GPS-5500 User Manual

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User Manual
V2.0
March 15, 2021

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Summary of Contents for Bad Elf Flex BE-GPS-5500

  • Page 1 User Manual V2.0 March 15, 2021...

  • Page 2: Table Of Contents

    Status information - LCD & LEDs Status Icons LEDs Power LED (left) GNSS LED (center) Bluetooth LED (right) Keypad Bad Elf Flex Primary User Interface Main Menu GNSS & RTK Feature Flex Settings Feature Correction source GNSS Configuration Display Settings...
  • Page 3 For Android phones and tablets For Windows Installing the Bad Elf Flex app Bad Elf Flex Tokens Use the Bad Elf Flex app to load tokens Using tokens directly on the Bad Elf Flex Using 3rd party apps Using an External Antenna...
  • Page 4 Class B Statement – Notice to Users: Human exposure to radio frequency energy Limited Warranty Terms and Conditions Warranty Limitations and Remedies How to Obtain Warranty Service Limitation of Liability Document Version Trademarks References Copyright © 2021. Bad Elf, LLC. All Rights Reserved.

  • Page 5: Introduction

    Introduction Thank you for purchasing a Bad Elf Flex® GNSS receiver. This manual describes the basic operation of your Bad Elf Flex as well as specifications and warranty information. For the most recent information, visit bad-elf.com/flex. What’s in the Box? The following items are included in the standard Bad Elf Flex configuration: ●...

  • Page 6: Product Overview - Front

    Product Overview - Front Copyright © 2021. Bad Elf, LLC. All Rights Reserved.

  • Page 7: Product Overview - Rear

    Product Overview - Rear Copyright © 2021. Bad Elf, LLC. All Rights Reserved.

  • Page 8: Supported Platforms

    ● Charge your Bad Elf Flex until the LED on the left turns green. Operation while charging You can operate your Bad Elf Flex while it is charging. A charge current of 1500 maH or greater can sustain unlimited operation regardless of the charge state.

  • Page 9: Low Battery

    Basics of Operation Powering On and Off To turn the Bad Elf Flex on, press and hold the power button for 3 seconds. It will take approximately 20 seconds to start up and to begin searching for satellites. To turn the Bad Elf Flex off, press and hold the power button until the display turns off.

  • Page 10: Status Icons

    The status bar at the top of the screen provides status of the GNSS engine, Bluetooth, and battery. Each of the icons represents the current state of a particular function of the Bad Elf Flex. The table below contains descriptions of each icon.
  • Page 11 Copyright © 2021. Bad Elf, LLC. All Rights Reserved.

  • Page 12: Leds

    Bluetooth connection established None No Bluetooth connection found Keypad The keypad on the front of the Bad Elf Flex provides buttons for interacting with the screens and menus. Descriptions for each button are provided in the table below. Button Function Copyright ©...
  • Page 13 Arrow buttons Used to navigate the menus, submenus, and selections found in the one of the Bad Elf Flex features Enter button Used to accept an action or open a submenu within a feature Back button Used to exit a submenu or feature...

  • Page 14: Bad Elf Flex Primary User Interface

    Bad Elf Flex Primary User Interface Main Menu This feature provides detailed information specific to the performance of the GNSS engine including: ● GNSS accuracy measures ● GNSS positional measurements ● Operating configuration ● Sky plots ● RTK statistics ● L-Band Statistics ●...

  • Page 15: Gnss & Rtk Feature

    ● Bubble level - the orientation of the Flex with respect to vertical Note: You can configure the units used for each of these fields by using either the Flex UI or the Bad Elf Flex app. Detailed GNSS Status Page ● Horizontal - the statistical horizontal accuracy reported by the GNSS ●...
  • Page 16 GNSS or No Source RTK Status Page This page displays text information pertaining to the quality of an RTK fix. Any issues limiting the quality of the fix appear here. Copyright © 2021. Bad Elf, LLC. All Rights Reserved.
  • Page 17 This page displays a complete picture of how orthometric height is calculated. You can configure geoids, antenna offsets, and final heights by using the Bad Elf Flex app. ● Model in use - the geoid model used to calculate orthometric height, (Sats) indicates that the solution is...
  • Page 18 ● You can scroll through the list of logging options using the up and down arrow buttons ○ Press the enter button on an option to activate that logging feature ○ Press the back button to dismiss the logging popup Copyright © 2021. Bad Elf, LLC. All Rights Reserved.

  • Page 19: Flex Settings Feature

    ● The Flex has poor orientation or has a limited view of the sky. Flex Settings Feature The settings feature of the Bad Elf Flex provides the ability to modify some of the settings directly on the Bad Elf Flex. ● Correction source selection ●...

  • Page 20: Correction Source

    Bad Elf Flex token for selection. By default, SBAS is the primary corrections source. However, if the Bad Elf Flex is using a token or is in Extreme mode, corrections from RTK via NTRIP will override the default setting of SBAS.

  • Page 21: Gnss Configuration

    Display Settings The display units feature allows you to change some of the information displayed directly on the Bad Elf Flex. You can also modify the display units and settings using the Bad Elf Flex app. Actions ● Use the up and down arrow buttons...
  • Page 22 This setting allows you to configure the coordinate display for latitude and longitude shown on the Bad Elf Flex. The highlighted line represents the currently selected option. Actions ● Use the up and down arrow buttons...
  • Page 23 This setting allows you to configure feet or meters for all vertical distance measurements shown on the Bad Elf Flex. The highlighted line represents the currently selected option. Actions ● Use the up and down arrow buttons to select feet or meters ●...

  • Page 24: Charging System Information

    This setting allows you to configure the temperature in Celsius or Fahrenheit as shown on the Bad Elf Flex. The highlighted line represents the currently selected option. Actions ● Use the up and down arrow buttons to select C for Celsius or F for Fahrenheit ●...
  • Page 25 Non standard adapter - not recommended On the Go cable attached Actions ● Press the enter button to show the charging system details. ● Press the back button to return to the settings menu. Copyright © 2021. Bad Elf, LLC. All Rights Reserved.

  • Page 26: Flex Information

    Charging System Details This screen shows detailed information for the internal systems of the Bad Elf Flex. The information used on this screen is helpful for charging system diagnosis. Actions ● Press the back button to return to the charging information screen..

  • Page 27: Digital Level Calibration

    Digital Level Calibration The digital level provides a visual reference to ensure proper vertical orientation of the Bad Elf Flex. The bubble level is shown on the Primary GNSS Status Page. Calibrate the receiver using this utility while positioning the receiver on a level surface.

  • Page 28: Internal Temperature Display

    Internal Temperature Display The Bad Elf Flex contains four sensors to monitor temperature inside the enclosure: ● GPS Temp - the temperature reported by the GNSS module ● Processor Temp - the temperature reported by the internal processor module ● PCB Temp - the temperature of the primary power circuitry printed circuit board ●...

  • Page 29: Logging Features

    GNSS data. You can also transfer data stored on the Bad Elf Flex and manage the logging projects. The Bad Elf Flex records all data in the context of a project, a logical container of different types of GNSS data. You may use the default project (created when the Flex starts up) or create a new project at any time during operation.

  • Page 30: Log Timed Point

    Bad Elf Flex app. Log Timed Point The Bad Elf Flex can record a timed point by averaging the GPS fix over a specified time interval. The default time interval is 30 seconds, but you can adjust it as needed. The Bad Elf Flex stores the resulting timed point along with any other logged points in a .CSV file within the...

  • Page 31: Log Raw Gcp (Ground Control Point)

    RINEX (Receiver Independent Exchange) format. By default, it converts the raw data to RINEX 3.x. You can use the Bad Elf Flex app to change the target RINEX version to 2.x. You can also use the Bad Elf Flex app to configure the recording duration and auto-stop duration.

  • Page 32: Start/Stop Track Logging

    Start/Stop Track Logging A track log records a series of points at one-second intervals. The Bad Elf Flex stores each track log in its own separate .CSV file within the current project using the same format as point data.

  • Page 33: Start New Project

    Start New Project The Bad Elf Flex stores all point and log files in the context of a project. The Start new project option creates a new project with a name based on the current date and time. (You don’t need to explicitly start a new project before logging points and tracks, since the Bad Elf Flex will start one for you when you begin logging of any kind.)

  • Page 34: Manage Logs

    Start new project menu item Manage Logs The manage logs function allows you to view, delete, and export logs from the Bad Elf Flex. Selecting the all XX logs function shows the number of completed logs and an indication of any active logging session.
  • Page 35 ● Press the enter button on the action delete to delete this specific log from the Bad Elf Flex. ● Press the enter button on the action Regenerate RINEX to rebuild all RINEX from raw data stored in this specific project.

  • Page 36: Wifi Function

    ● Note: turning on Wi-Fi can limit bluetooth range ● Note: currently, there is no way to configure Wi-Fi networks ● The main menu of the Wi-Fi Function displays status and configuration Copyright © 2021. Bad Elf, LLC. All Rights Reserved.
  • Page 37 ○ Turning on auto-connect enables automatic connection to a stored Wi-Fi profile (SSID & password) Wi-Fi status - powered off WiFi status - powered on and Wi-Fi settings - radio power connected and auto-connect Copyright © 2021. Bad Elf, LLC. All Rights Reserved.

  • Page 38: Bluetooth Function

    ○ Consumption and use of tokens ○ Operating mode(s) available For more information regarding the purpose, usage, and loading of Bad Elf Flex Tokens, see the Bad Elf Flex Tokens section under Installing the Bad Elf Flex app. Copyright © 2021. Bad Elf, LLC.
  • Page 39 ○ Cancel token usage means disable the features associated with the token usage and return the token to the unused count of tokens stored on the Bad Elf Flex. Note: the grace period for canceling a token is XX minutes.

  • Page 40: Connecting Phones Or Tablets Via Bluetooth

    Follow these steps to connect your mobile phone or tablet to the Bad Elf Flex via Bluetooth. Start by making sure your Bad Elf Flex is turned on and within range of your phone or tablet. Follow the instructions below for your phone or tablet’s operating system.
  • Page 41 Once this action is completed, the message “Ready to pair” will change to “Paired”. At this point you have successfully paired your Bad Elf Flex with your Windows computer. Next, you will need to determine the COM port assigned by the operating system.

  • Page 42: Installing The Bad Elf Flex App

    Bad Elf Flex. Bad Elf Flex Tokens Each Bad Elf Flex Token is good for 24 hours. With one Bad Elf Flex Token you can do any of the following: ● Unlock multi-constellation and multi-frequency for higher accuracy SBAS (30-60cm accuracy).*...

  • Page 43: Using Tokens Directly On The Bad Elf Flex

    Using a Bad Elf Flex Token does not require wireless data connectivity. Bad Elf Flex Tokens don’t expire, and you can load more tokens onto your Bad Elf Flex using the Bad Elf Flex app. Using tokens directly on the Bad Elf Flex ●...

  • Page 44: Using An External Antenna

    With the top cap removed, unscrew the helical antenna by rotating it counterclockwise as seen from the top of the Bad Elf Flex. The top connector utilizes a standard SMA connector. Attach your antenna using a 50 ohm cable.
  • Page 45 Copyright © 2021. Bad Elf, LLC. All Rights Reserved.

  • Page 46: Specifications

    < 60 s typical (no almanac or RTC) Warm start time < 30 s typical (almanac and RTC) Hot start time < 10 s (almanac, RTC, and position) Maximum speed 1,850 kph (999 kts) Copyright © 2021. Bad Elf, LLC. All Rights Reserved.

  • Page 47: Antenna

    Dimensions 10.0” x 2.75” / 254mm x 70mm Weight 29oz / 854g Helical Antenna Phase Center 177 mm above base of Flex unit without adapter installed Add 1.5cm with adapter installed Copyright © 2021. Bad Elf, LLC. All Rights Reserved.

  • Page 48: Environmental

    802.11b /11Mbps : 16 dBm ± 1.5 dB @ EVM -9dB 802.11g /54Mbps : 15 dBm ± 1.5 dB @ EVM -25dB 802.11n /65Mbps : 14 dBm ± 1.5 dB @ EVM -28dB Copyright © 2021. Bad Elf, LLC. All Rights Reserved.

  • Page 49: Data Storage Specifications

    2020_09_02_145525Z.zip. The convention used for naming uses GMT time format. Therefore, this project was started on September 2, 2020 at 14:55:25 GMT time. Unless you are using the Bad Elf Flex app, all data recorded using the logging function of the Bad Elf Flex use this naming convention.

  • Page 50: Point/Track Recordings

    ZIP file Point/Track recordings The list below contains the field names and definitions for a Bad Elf Flex generated point or track log CSV file. Note: Any additional fields added in the future are appending to the rightmost column.
  • Page 51 Horizontal RMS accuracy in meters (reported) VRMS Vertical RMS accuracy in meters (reported) 3DRMS 3D RMS accuracy in meters (reported) CORR_TYPE Correction type, ex. SBAS, RTCM3, L-BAND CORR_FIX Correction fix type, ex. FIX, FLOAT Copyright © 2021. Bad Elf, LLC. All Rights Reserved.

  • Page 52: Raw Data Recordings

    The binary data file stored with a raw GCP session contains mixed NMEA and select Hemisphere binary messages. Bad Elf Flex processes this file locally and upon project completion, converts this data to a RINEX output based on settings for the project. Hemisphere binary and NMEA messages included in a recording may include any of the following based upon mode of operation and satellite visibility.

  • Page 53: Metadata

    The included metadata file provides a common format for external tools to reference and parse the contents of a Bad Elf Flex project file. The project section of the metadata file contains information relevant to recordings contained within the project. The source section of the metadata documents the current configuration of the Bad Elf Flex.

  • Page 54: Rf Disclosures

    Commission rules. Human exposure to radio frequency energy Like any other mobile device, the Bad Elf Flex emits radio frequency energy (RF) during use. According to the International Commission on Non-Ionizing Radiation Protection (ICNIRP), the critical effect of RF exposure relevant to human health and safety is heating of exposed tissue.

  • Page 55: Limited Warranty Terms And Conditions

    (iv) damage caused by service performed by anyone who is not an authorized service provider of Bad Elf; or (v) damage to a product that has been modified or altered without the written permission of Bad Elf. In addition, Bad Elf reserves the right to refuse warranty claims against products or services that are obtained and/or used in contravention of the laws of any country.

  • Page 56: Limitations And Remedies

    Online Auction Purchases: Products purchased through online auctions (that means purchases not made through bad-elf.com, on eBay from bad-elf-llc, on Amazon from Bad Elf, LLC, or an approved reseller) are not eligible for warranty coverage. Online auction confirmations are not accepted for warranty verification.

  • Page 57: Document Version

    Trademarks © 2020, Bad Elf, LLC. Bad Elf Flex is a registered trademark of Bad Elf, LLC. Google Play and the Google Play logo are trademarks of Google LLC. Apple, the Apple logo, and the App Store logo are trademarks of Apple Inc., registered in the U.S. and other countries. The Bluetooth®...

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