John Coker
John Coker's exploits, mostly in hobby rocketry.
3D Printed Wraps
Switch Testing
Model Rocket Scratch Building
Ariane Boosters
Printed Nose Cone
3 Key Techniques
Printing Large Parts
Workshop, 4th Iteration
Shop Planning
Foam Transition
Make a Coupler
Automotive Paints
Fiberglass on 3D Parts
Basic Wiring
Plastic Fins
Crayon Bank
ThrustCurve to-go Android
Aerobee Flights 2014
Level 2 in Style
OTRAG Flights
Light Show prep
Shop Safety
Sport Scale Modeling
Certify Level 1
Choosing Motors
Electronic Recovery
Epoxy Basics
CNC Routing Intro