Author Archives: dave

LoRa PC Gateway

I generally use the Raspberry Pi to receive LoRa transmissions from balloons, and to upload the packets to the HabHub servers.  However it sometimes might be more convenient to use a PC or Mac, or a phone or tablet, for … Continue reading

Posted in Weather Balloon | 2 Comments

One Little Cloud In The Blue Sky

On Saturday I helped with a school launch by Greg Tomlin, who drove here from Coventry with his SKYBLUE payload and a minibus full of excited schoolchildren. It was their first launch, but not Greg’s, as he’d launched twice before … Continue reading

Posted in Raspberry Pi, Weather Balloon | 1 Comment

To Zero, And Beyond

As many reading this will know, I flew the new Pi Zero on the day it was announced, in order to test a prototype of our new PITS-Zero tracker board.  I’d been pleading with Eben since I first saw a … Continue reading

Posted in Weather Balloon | 4 Comments

Birthday Balloon

This was my second test flight of my 868MHz LoRa fast SSDV (Slow Scan Digital Video) software, to celebrate my 58th flight and 56th birthday. Fixes I made some changes to fix some issues with the previous test flight: Set … Continue reading

Posted in Weather Balloon | Leave a comment

Fast HAB Imaging

It’s now quite common for high altitude balloon flights to send down live images during the flight, as well as the usual telemetry.  However data rates from balloons are rather low, so each image can take several minutes to send even for … Continue reading

Posted in Weather Balloon | 2 Comments

Portable LoRa Gateway

This is a packaged version of my LoRa gateway, for use when chasing high altitude balloons.  Based a a Pi V2 and official Pi screen, it currently features: Receipt and upload of LoRa telemetry messages to http://tracker.habhub.org/ Receipt and upload of … Continue reading

Posted in Weather Balloon | 2 Comments

Astro Pi Flight – Update

I’ve made some progress on my “tweet uplink” software, and now all stages in the process are fully automated except for a required manual approval step, in case anyone tries to spam the flight! The key new element is a … Continue reading

Posted in Weather Balloon | Leave a comment

Tweeting Above The Clouds

Following my recent successful test of balloon-to-balloon communications, I had the idea of uploading messages from the ground to a balloon (via LoRa radio), and then have those messages displayed on the LED matrix of an “Astro Pi” Sense HAT, … Continue reading

Posted in Weather Balloon | Leave a comment

LoRa LoRa Packets

One of the reasons for me experimenting with LoRa modules was that they are transceivers and should allow uplinks from the ground to a balloon, or communications between balloons.  Uplinks I will try on another flight, but for now I’m … Continue reading

Posted in Weather Balloon | 1 Comment

Raspberry Pi “Skycademy”

If you … Are a teacher or youth leader (e.g. scout group) Are interested in applications for the Raspberry Pi Would love to help your class or group send a weather balloon into the stratosphere and take live images throughout … Continue reading

Posted in Weather Balloon | 2 Comments