This week I will be sending PayPal bills to attendees. Please get registered if you plan to attend.

If you haven't already, please register for GPSL. This year it's a two-step process: First, register your group: https://docs.google.com/forms/d/e/1FAIpQLSdibaBSukT_qWe-5sFKCaHkSRLAQaTQw7Esm97J9gwCUSf

New design attached

I launched two balloons for Open Window School on Friday. Attached are two of the nicer pictures. The color image was taken with an Apeman A60 camera set to record images every 10 seconds. The camera

https://aprs.fi/?c=raw&call=N9QIE-10 Ascent rate is around 300 ft/min, current altitude about 48 kft. 73 de Mark N9XTN

I have four registrations for GPSL so far. Please get registered soon, I need to coordinate with the wineries and caterers. Registation cost is just for the Friday conference and hydrogen. Winery tour

Mark, Model numbers and approximate prices for the clones you've tried, please. Examples of video or pictures taken available somewhere? I've downloaded what is called the Git2 manual (pretty lame --

Has anyone used one of these simple gaugeless brass regulators without having to buy the kit? This is the picture of the kit John just mentioned, and I would like to know where one could buy just the

I thought I saw a posting about this previously, but I can't find it now. Will be using hydrogen for the first time in June. We have used helium previously, and we have the "Weather Balloon Inflator"

I produced a short 360 video of my latest balloon launch. This was from a camera on the ground. Next, I will make one from a drone above the launch and then eventually from the balloon itself. You'll

Another design that just about sizes it up when you're an amateur near space explorer.

Hi Leigh and I are planning to attend and fly SABRE-29. We're wondering who else we'll see this year. 73, Bruce -VE5BNC

Friends, Flew BASE 106 for the Greencastle Middle School today. Surface winds picked up to just over 30 km/hr (20 mph) with gusts to 40 km/hr during balloon fill, but we got the flight string airborne

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 information on this app ? Thanks John W0JW 73

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

This was a test done by a student balloon group from Portland State Univ showing what would happen to a weather balloon of the kind we normally fly. But they ignited it with thermite I believe. I thin

Can't give enough praise for this youtube from the University of Nottingham. Hydrogen Explosions (slow motion) - Periodic Table of Videos Hydrogen Explosions (slow motion) - Periodic Table of Videos H

For those of you new to high-altitude ballooning, I would NOT recommend you fill a large balloon indoors unless you are extremely familiar with the building design, to include whether it can safely di

For those using He, wondering if you have heard on any sales restrictions to private customers? Our supplier, AirGas, told me today that they can’t sell to any private users, commercial customers are

Someone mentioned that they needed a milk and meat free lunch. The winery for Thursday's lunch has asked if you can eat a meal with cheese. Please let me know directly and I'll pass the answer on. Tha