[aprssig] FW: APRS Question (Drone tracking of downed balloons)

[Heikki Hannikainen]

On Thu, 11 Jun 2020, Stephen H. Smith via aprssig wrote:

> The real question is how would you mount a digi on a drone?
> The average consumer drone has next to no additional lifting capacity. Like a 
> space rocket where 80+ percent of the liftoff weight is fuel, about 2/3rds of 
> the weight of the typical drone is battery pack. I have been thinking about 
> putting a Big Red Bee APRS tracker on my Autel EVO which would be less than 
> an ounce added weight.

The PicoAPRS tracker is 1,8 x 3,3 x 5,6 cm, weighting 44 grams with a 
battery. It can act as a standalone digipeater.

http://www.db1nto.de/index_en.html

APRS aside, the Dave M0RPI, one of the main UK High Altitude folks, have 
used another balloon to relay the positions by the first balloons. With 
LORA trackers though.

(And more recently, ADS-B positions: 
https://www.youtube.com/watch?v=FgXtPIF2HAw 
http://www.daveakerman.com/?page_id=2410)

   - Hessu