SF-HAB

Welcome to the High Altitude Balloon resource in the San Francisco Bay Area

About Us

A community of interest for amateur radio and ballooning in all forms. We fly balloons when weather permits, please join us!

Join the SF-HAB announce-only list, used to announce our flights: https://groups.io/g/sf-hab

We also chat about ballooning on the sf-hab-chatter@groups.io list.

Analysis and information our balloon flights, radiosondes and more
Bryan’s Blog

Callsign	Launch Date	Comments
KB6USJ-11	May 19, 2023	Single Yokohama, U4B beacon, 3 Powerfilm panels in triangular pyramid.
WB6TOU-14	Aug 8, 2023	Single balloon & horizontal panel V0.3 tracker
AG6NS-15	Oct 8, 2023	Single Yokohama balloon, 3 x 2 Sharp cells in series, boost converter
K6CMM-11	Oct 2, 2023	K6CMM Colin – 4th grader with General License 3 Powerfilm panels in pyramid
KQ6RS-12	Nov 14,2023	WSPR Buoy
W6MRR-29	Dec 10,2023	Dual Yokohama Balloons, 4 Sharp cells in series with boost converter

HAB Currently in Flight

SF-HAB Launch

SF-HAB at STEAM Discovery Festival Saturday April 20, 2024 10 AM – 4 PM Solano Community Collage
by Martin Rothfield W6MRR
April 15, 2024
Please join us at the Benicia STEAM Discovery Festival. More info https://www.steamdiscoveryfestival.com/
New Crossband Repeater for HAB Flight
by Martin Rothfield W6MRR
April 10, 2024
We are looking forward to a HAB flight in the near future. We like to include at least a tracker, crossband repeater and SSDV image download. We have developed a 1.3 oz 0.5 W cross-band repeater for that.
Kazu’s AG6NS RP2040 Tracker Board and Software Released
by Martin Rothfield W6MRR
April 4, 2024
Kazu has released the PCB design suitable for production with JLCPCB (or your favorite PCB source). The famous FOSS LightAPRS-W-2.0 code has been ported to the AG6NS tracker. The goal for the tracker is to support STEM/STEAM education and provide a fun way to introduce amateur radio to another generation. The tracker is an ongoingContinue reading “Kazu’s AG6NS RP2040 Tracker Board and Software Released”
Balloon Observation of the Total Solar Eclipse 2024
by Martin Rothfield W6MRR
March 30, 2024
A group of balloonists are working on sending video down for the eclipse. They have designed and built an amazing stabilized camera platform. Follow their progress here.