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#3d-printing.
Posts on the Alpisto engineering blog filed under#3d-printing.
● Posts
- 01#flybeeper#sun-vario#variometer
A 10-farad vario, measured: where every microamp goes
Eight hours of discharge logs on a solar variometer running off a 10 F lithium-ion capacitor. The current isn't constant, the buzzer isn't the main consumer, the barometer is — and the runtime formula that falls out of it. Plus what the enclosure had to become once the electronics stopped changing.
18 min read - 02#flybeeper#horn#variometer
FlyBeeper Horn: a Variometer-Whistle for Paraglider Pilots
The smallest variometer in the FlyBeeper line, doubling as an emergency whistle and acoustic distress beacon. A demanding miniature project that combines tight PCB design, a composite CR2032 holder, and a 3D-printed enclosure that has to actually whistle.
2 min read