EP-02 is used for our HAB flights.
Board: DRF1278F LoRa Modules with HAB Tracker from http://www.loratracker.uk/?page_id=68
Size: 7cm x 2.5cm x 2cm (not including radio antenna or battery)
Battery Size: 5cm x 3cm x 0.5cm @ 450mAh
Type: Arduino powered with LoRa and RTTY transmissions
Weight: ~28g (+8g for battery)
|7 bits||2 stop||110 baud||350 carrier shift|
This is running on a Arduino Pro Mini running at 3.3V 8Mhz.
Cost per assembled unit : Board £25 + GPS £25