Thanks Mark - I've just cross posted to the UKHAS group. Steve G8KHW/AJ4XE

The MS5611 is a better chip to use for HAB - its rated down to 10mbar (approximately 28km). Both the BMP180 and BMP280 have an erratic output value issue outside of their rated range. Steve G8KHW

If your using a Raspberry Pi why not consider the Raspberry Pi Pi-In-The-Sky APRS variant: https://store.uputronics.com/index.php?route=product/product&path=62&product_id=52 Steve G8KHW

Cross posting to [UKHAS] Steve G8KHW On 22/04/2018 05:32, John Fickes wrote: Hi All My iphone just updated to iOS 11 and it says that the HABHUB app won't work with this version. Does anyone have any

Ive been researching Operation Outward - a UK WW2 operation that launched 100,000 Hydrogen met balloons over a 2.5 year period (trailing wires and dropping incendiary devices on Germany). There were m

Word from the other side of the pond:- The Mancunian Balloonian project at the University of Manchester UK ( http://manseds.co.uk/index.html ) have been using the API to the Habitat predictor to do Mo

Hardly an original idea though is it: https://www.youtube.com/watch?v=5r0MVW80PmM&t=7m48s and not even a minor mention or credit. Steve G8KHW / AJ4XE

I wondered what the thinking was behind a flashback suppressor being needed? There should be no sources of ignition - or if you have you have probably got bigger problems with the inflated hydrogen ba

Diverse receivers with centralised missing packet requested infill is pretty unique as a protocol. DSL IP Multicast TV uses a similar idea - but there each of the receivers requests its missing packet