Tag
#dual-deploy
6 articles
Field Notes
FIELD NOTE9 min readAvionics Bay Design: Sleds, Switches, Batteries, and Wiring That Survive Boost
How to lay out a dual-deploy ebay that an RSO will arm: sealed bulkheads, a sled that does not eject its battery, and charge wiring.
Field Notes
FIELD NOTE10 min readHow to Size Black Powder Ejection Charges (and Prove Them on the Ground)
The D²×L and volume formulas for FFFFg ejection charges, worked examples for 3- and 4-inch bays, and a ground-test procedure.
Field Notes
FIELD NOTE8 min readShear Pins, Vent Holes, and Why Dual Deploy Still Fails
How many nylon pins a 3- or 4-inch coupler actually needs, why av-bay vents are not optional, and the failure modes of dual deploy.
flight-computers
8 min readEggtimer Quasar vs Featherweight Blue Raven: GPS Flight Computer Comparison (2026)
Two approaches to high-power rocketry avionics — the all-in-one Eggtimer Quasar kit vs the premium pre-built Featherweight Blue Raven.
altimeters
7 min readBest Altimeter for L1 Certification (2026)
Comparing the top 4 dual-deploy altimeters for your first high-power rocket flight — Eggtimer Quark, RRC2+, EasyMini, and Blue Jay 2.
recovery
14 min readHow to Set Up Dual Deployment for Your First High-Power Flight
A step-by-step guide to configuring drogue-at-apogee, main-at-altitude recovery for L1 and L2 high-power certification flights.