Log In
Or create an account ->
Imperial Library
Home
About
News
Upload
Forum
Help
Login/SignUp
Index
Make: Rockets
Preface
Conventions Used in This Book
Safari® Books Online
How to Contact Us
Acknowledgments
Photo Credits
1. Let’s Fly Some Rockets!
Shopping List
The Match Head Rocket
Balloon Rockets
Rocket Stability
Building the Balloon Rocket
Air Rockets
2. Model Rocketry Today
The Five Faces of Hobby Rockets
Solid Propellant Rocket Motors
Some Common Motor Sizes
Reading Motor Labels
Storage and Disposal
Low-Power Model Rockets
Mid-Power Rocketry
High-Power Rockets and Beyond
Water Rockets
Air Rockets
A Typical Model Rocket and Its Flight
Let’s Get Started!
3. Juno: A Solid Propellant Rocket
Parts and Tools
Where to Buy Parts
A Detailed Walk-Through of the Parts List
Body tubes
Nose cones
Screw eyes
Fins
Centering rings
Engine hook
Launch lug
Shock cord
Parachute
Snap swivel
A Detailed Walk-Through of the Tools and Supplies
Hobby knife
Cutting boards
Glue
Sandpaper
Sanding block
Wood primer
Paint
Paper
Pencil
Wax paper
Metal-edge ruler
Tape
Building the Rocket
Cutting Body Tubes
Marking the Body Tube for Fins
Motor Mount Construction
Cutting Fins
Gluing the Fins
Attaching the Launch Lug
Installing the Motor Mount
Shock Cord Installation
Making a Parachute
Attaching the Parachute and Shock Cord
Before You Paint
Painting the Rocket
Options
Alternate Fin Shapes
4. Launch Pads
What Makes a Good Launcher?
A Quick Lesson in Igniters
The Mono Launcher
Building the Base
Cutting the Metal Pieces
Building the Tilt Mechanism
Safety Cap
Final Assembly
Blast Deflector Plates
The Estes blast deflector plate
A steel plate from the hardware store
The tin can deflector
Launch Rods
The Mono Launch Controller
How the Circuit Works
The basics of launch circuit design
Electrical characteristics of some common igniters
Resistance in the launch controller
Clusters of rockets
Summing it all up: Analysis of the mono launch controller
Building the Mono Launch Controller
Building the launch box
Building the launch cable
Building the arming key
Building the 12-volt wiring harness
The Quad Launch Pad
Launch Rods and Blast Deflectors
The Quad Launch Controller
Building the Launch Box
Building the Launch Wire Harness
The Arming Key
Testing the Launch Controller
5. Flight Operations
Picking a Launch Site
Packing for the Launch
Range Operations
NAR Safety Code
The Roles of the RSO, LCO, Flier, and Spectator
Fire Prevention
Site Setup
Mono Launcher
Quad Launcher Operations
Preparing the Rocket
Installing the Motor
Recovery Wadding
Packing the Parachute
Installing the Igniter
Flight Preparation Checklist
The Launch
Recovery
6. Compressed Air Rockets
Building an Air Rocket Launcher
Building Ballistic Air Rockets
Flying Air Rockets
7. Rocket Stability
What Is Stability?
Experimenting with Stability
Checking Stability with the String Method
Checking Stability Experimentally
Finding the Center of Gravity Experimentally
Finding the Center of Pressure Experimentally
Checking Stability with a Rocket Simulator
Checking Stability with Math
Finding the Center of Gravity with Math
Finding the Center of Pressure with Math
Further Reading
8. How High Did It Go?
The Single-Axis Tracker
Building a Single-Axis Tracker
Math Behind Single-Axis Trackers
Using a Single-Axis Tracker
Altitude Tables for Single-Axis Trackers
Dual-Axis Tracking
Building a Theodolite
Cutting the parts
First steps in assembly
Finishing
Installing the protractors
Final assembly
Math Behind Dual-Axis Tracking
The vertical midpoint method
The geodesic method
Using Dual-Axis Trackers
Using more than two theodolites
Program for Dual-Axis Trackers
Altimeters
Comparing the Methods
9. Payloads
Liftoff Weight
Using Charts to Find the Proper Motor
Picking a Delay Time
Using Math to Cheat Mother Nature
Juno Payload Conversion
Construction
Flying the Juno Payload Conversion with an Altimeter
The Ceres Payload Rocket
The Ceres A Booster
Construction
Flying the Ceres A
The Ceres B Booster
Construction
Flying the Ceres B
The Thin Man and ICU Payload Bays
Construction of the Thin Man and ICU Payload Bays
Flight Preparation
The Fat Man Payload Bay
Construction
Flight Preparation
The Over Easy Payload Bay
Over Easy Construction
Flight Preparation
The ICU2 Payload Bay
Construction
Flight Preparation for the ICU2
10. Selecting Parachutes and Streamers
How Fast Should a Rocket Fall?
Streamers Versus Parachutes
Streamer Design
Thoughts on Parachute Material
Parachute Selection Tables
Parachute Physics
The Energy of a Falling Body
Parachute Aerodynamics
Example: Find the speed of descent for a rocket
Example: Find the proper parachute for a duration event
Example: Find the coefficient of drag for a streamer rocket
11. Water Rockets
The Launcher
Building the Launch Tube
Building the Lower Pressure Tube
Building the Launcher Base
Building the Launch Release Mechanism
Adding the Pressurization Tube
Adding the Launch Cord
Themis: A Ballistic Water Rocket
Flying Water Rockets
12. Parachute Recovery of a Water Rocket
Building the Water Rocket Parachute System
Installing the ServoChron Software on the LaunchPad Microcontroller
Building the Electronic Timer
Building the Framework for the Parachute Chamber
Building the Parachute Bay
Adding the Spring and Electronics to the Parachute Chamber
Programming the Servo Position and Delay Time
Finishing Touches
Flying Themis with a Parachute
13. Subsonic Aerodynamics
Reynolds Number and Viscosity
Mach Number
High Reynolds Number Drag
Kind of a Drag: The Three Types of Drag
The Importance of Streamlining
Understanding and Reducing Drag on a Model Rocket
Nose Cones
Conical nose cone
Ogive nose cone
Elliptical nose cone
Parabolic series nose cone
Power series nose cone
Haack series nose cone
Selecting a high-performance nose cone
Body Tube
Base
Fins
Launch Lugs
Putting It All Together
Example: The Coefficient of Drag for Juno
Further Reading
14. How High Will It Go?
Predicting Altitude Using Physics
Predicting Altitude with a Rocket Simulator
Rocket Finish
Launch Conditions
Rocket Mass
Comparing Simulators to Flight Data
15. Minimum-Diameter Rockets
Hebe: Skinny Rockets Fly Faster and Higher
Construction
Recovery
High-Performance Finishes
Flying Hebe
16. Mini-Rockets
Toutatis: The Powerful Midget Rocket
Construction
Flying Toutatis
Eros: A Small Rocket That Flies High
Construction
Flying Eros
17. Multistage Rockets
The Two-Stage Romulus
How Staging Works
Construction
Flying Romulus
18. Cluster Rockets
Things to Consider When Clustering Rockets
Why Cluster Rockets?
Picking the Right Number of Motors
Configuration of Clustered Motors
Staging Cluster Rockets
The Three-Motor Cerberus
Construction
Cutting the parts
Custom tube transitions
Motor compartment assembly
Nose assembly
Fin assembly
Final assembly
Finishing
Flying Cerberus
The Ceres C Booster
Construction
Flying the Ceres C
19. Helicopter Recovery
Nicomachus
Construction
Flying Nicomachus
20. Rocket and Boost Gliders
Rocket-Powered Aircraft
Icarus
Construction
Cutting the parts
Building the glider
Building the pop pod
Finishing
Flying Icarus
Balancing the glider
Flight preparation
More About Rocket Gliders
Further Reading
21. Air Rocket Glider
Daedalus
Construction
Cutting the parts
Building the wing root
Building the tail section
Finishing
The wing holder
Flying Daedalus
Balancing the glider
Powered flight
22. Rocket Clubs and Contests
National Association of Rocketry (NAR)
The Pink Book
National Association of Rocketry Annual Meet (NARAM)
National Sport Launch
World Space Modelling Championships (WSMC)
Tripoli Rocketry Association (TRA)
Large and Dangerous Rocket Ships (LDRS)
Badd Ass Load Lifting Suckers (BALLS)
Local Clubs
Canadian Association of Rocketry (CAR)
Team America Rocketry Challenge (TARC)
23. Onward and Upward
Reloadable Motors
Building the Aerotech RMS 24-40 Motor
Attaching Igniter Clips to a Copperhead Igniter
Cleaning the Motor
Designing Your Own Rockets
Collecting the Requirements
Initial Design
Simulating the Rocket
Construction
Flight Testing
Odd Rockets
The Outer Limits
A. Programs from the Book
Juno Simulation
SRockS
Theodolite
B. Places to Buy Stuff or Find Information
Model Rocket Parts and Supplies
Aerotech Consumer Aerospace
Altus Metrum
Apogee Components
Art Applewhite Rockets
Balsa Machining Service
Custom Rocket Company
Estes Industries
FlisKits, Inc.
Hobby Lobby
JonRocket.com
Maker Shed
Micro Center
Rocketarium
Quest Aerospace
Stomp Rocket
Clubs and Information Websites
AirRocketWorks
Author’s Website
Elprotronic
OpenRocket
Rocket Reviews
The Rocketry Forum
ThrustCurve.org
US Water Rockets
Electronics Parts and Supplies
Digi-Key
Jameco Electronics
Mouser Electronics
Newark element14
Radio Shack
SparkFun
General Supplies and Hardware
Ace Hardware
Amazon
Bolt Depot
Home Depot
Lasco
Lowe’s
Jo-Ann Fabric Store
National Balsa
OnlineMetals.com
SIG Mfg. Co.
C. The Projects in This Book
The Rockets
Air Rockets
Balloon Rockets
Cerberus
Ceres
Compressed Air Rockets
Daedalus
Eros
Hebe
Icarus
Juno
Juno Payload Conversion
Match Head Rockets
Nicomachus
Romulus
Themis
Toutatis
The Launch Pads
Compressed Air Rocket Launcher
The Mono Launcher
The Quad Launcher
The Water Rocket Launcher
Trackers
Single-Axis Tracker
Theodolite
Science and Math
Aerodynamics
Computer Science
Electrical Engineering
Mathematics
Rocket Motors
D. The NAR Model Rocket Safety Code
Glossary
Index
About the Author
Colophon
Copyright
← Prev
Back
Next →
← Prev
Back
Next →