Would be quite interested in the info too
John
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On 12/9/2017 7:54 AM, Don Meyerhoff wrote:
Very cool Bob. If you have some info on it I would like to work on something similar with my kid to get her interested in the hobby.
73
Don Meyerhoff
WA2SWX
On Dec 8, 2017 4:40 PM, "Bob Sutton via Groups.Io" <zl1rs@... <mailto:[email protected]>> wrote:
Up and flying ... U3S firmware and QRP-Labs synth board (modified
and trimmed down! ... see pix). 10mW into a 20m dipole. Four 52 x
19mm solar cells, 3V3 boost regulator, no battery.
Tracking at
!mt=roadmap&mz=5&qm=3_days&mc=-36.74043,172.26232&f=BB01&q=BB01
<!mt=roadmap&mz=5&qm=3_days&mc=-36.74043,172.26232&f=BB01&q=BB01>
More info will appear on the QRP-Labs website in the 'Flights'
section when Hans has time.
73, Bob? ZL1RS
3V3 boost regulator ? - ? GP-02 GPS?? - ? ATmega328P-AU ? -?? TMP36
temperature sensor?? -?? QRP-Labs synth board with TCXO
90cm 'clear balloon' (same as U3B-12 is currently flying under)
Hydrogen gas, inflated to provide 3.5 to 4 grams of 'free lift'
--
III
