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The latest version of this manual is located here: https://download.bluemark.io/db121.pdf Intended audience: users of the db121/db121pcb transponder Disclaimer: we are not responsible or liable for errors or incomplete information in this document. Version history version date description January 2023 Initial release ...
UICK START Attach to the drone db121 For optimal performance attach the db121 on the top of your drone/airframe: Use the 3M dual lock™ stickers (included). clean the surface and remove the foil of the 3M dual lock sticker, apply firm pressure and wait 1 hour for optimal adhesion.
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Configuration For typical use in the USA no configuration is required. USA: use the db121/db121pcb S/N number for registering your drone at the FAA. For the EU, you need to enter your operator ID. After the db121/db121pcbis powered, press the configuration button. The red config LED is now solid red.
NTRODUCTION Thank you for purchasing and using DroneBeacon products! The latest version of this user manual may be downloaded at the following link: https://download.bluemark.io/db121.pdf (Direct/Broadcast) Remote Identification (Remote ID) adds “beacon” capability to drones to broadcast basic information of airborne drones, such as the operator's registration number, drone serial number and current position.
Omni-directional antenna with 0 (db121) or 3 dBi (db121pcb) gain. Note that a higher theoretical antenna gain does not necessary mean a larger detection range in real life. Transmit power: +18 dBm (WLAN and Bluetooth) Power 2-pin power connector (JST-GH 1.25mm 2-pin) ...
1.4 Installation db121 transponder Attach the DroneBeacon db121 transponder on the top of your drone for best performance. Use the 3M dual lock™ stickers (included). clean the surface and remove the foil of the 3M dual lock sticker, apply firm pressure Use a sticker for both the db121 and drone.
db121pcb needs a passive GPS antenna. It has an on-board GPS LNA to amplify GPS signals. For optimal performance install the GPS antenna in the horizontal plane. The data sheet of the provided GPS antenna can be found here: https://download.bluemark.io/gps_db121pcb.pdf power the db121pcb needs to be connected to a power source (from the drone) and has a JST-GH 1.25mm 2-pin power connector.
Power off the drone and remote control. Power on the db121/db121pcb (using a different power source). Keep the drone and remote control powered off. Verify that the db121/db121pcb is functioning properly. For instance by using the Android in ...
ONFIGURATION The transponder can be configured via a web-interface. To active the configuration mode follow these steps: Move the on-off power switch to on (to power up the transponder). Press the configuration button, the red configuration LED is turned on. ...
Figure 4 - Flight configuration page 2.4 Radio In the radio tab you can configure the transmission mode and other radio-related settings. Most users don’t change settings in this section. Note that in the USA only BLE dual-mode and WLAN broadcast transmission mode are allowed.
Figure 5 - Radio configuration page 2.5 Firmware In the firmware tab, you can upgrade the firmware of the transponder. Firmware files can be found here: https://dronescout.co/downloads/ (Version history: https://download.bluemark.io/dronebeacon_transponder_history.txt) Upload the file and press Flash image to upload new firmware. Upgrading firmware has been tested with Chrome and Firefox.
URRENT PROFILE The current profile has been measured using a digital current meter with a ~ 7.2 kHz sampling rate. Below the current profile (db121/db121pcb) has been shown for 5 seconds. Here, Bluetooth legacy and Bluetooth Long Range have been enabled. Also, the module transmits with maximum transmit power (+18 dBm).
ROUBLESHOOTING Access to the configuration web-pages fails. Failing to access the configuration web-pages can have multiple causes. Make sure the configuration LED is solid red. Also, make sure that you connect to the dronebeacon network. If you get a message that the network does not provide internet, make sure you decline the message to disconnect and connect to your default WLAN network again.
ARRANTY The product has a two-year warranty period, starting at the date of receiving the product. Outside warranty are issues like crash damage, improper use, (extreme) weather conditions that damages the product. Also, the battery is excluded from warranty. The product is eligible for future firmware updates as described in the section 2.4 firmware.
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