High Power Rocketry (HPR)

Rockets using motors from H impulse upwards.
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bobkrech
  • Sticky
L3 Certification Documentation Links - No Third Party Comments Please
2
Replies
48
Views
22K
curtisheisey
curtisheisey
F
  • Sticky
Properly bonding composites and what your government doesn't want you to know.
2 3
Replies
88
Views
46K
slothead
slothead
bobkrech
  • Locked
  • Sticky
Discussions of Amateur Rocket Motors belong in the Reseach Forum
Replies
0
Views
6K
bobkrech
bobkrech
Green Jello
  • Sticky
How To Build A "Stock" 3IN DARKSTAR CJ Step By Step
Replies
1
Views
19K
Wayco
Wayco
Theory
L2 Project: WM Drago 4 "EX-1127"
2 3 4
Replies
111
Views
3K
crossfire
crossfire
patelldp
Build Thread - Wildman 3” Darkstar...or how I learned to love the hobby again.
2
Replies
32
Views
1K
patelldp
patelldp
firemanup
Rebuilding the fleet!
Replies
0
Views
31
firemanup
firemanup
Gary Liming
measuring G force
Replies
0
Views
19
Gary Liming
Gary Liming
DAllen
My L3 Project...A 7.5" LOC Goblin...AMA
2 3
Replies
85
Views
2K
Speaknoevil
Speaknoevil
Mugs914
LOC 4" Nike Zeus build thread (With mods)...
2 3
Replies
62
Views
3K
JLebow
JLebow
JLebow
Rocket Ship 27: An L3 Build Thread
2
Replies
53
Views
4K
JimJarvis50
J
Alan R
Apogee Zephyr L1 Build
2 3
Replies
78
Views
2K
Nytrunner
Nytrunner
firemanup
From level 0 to level 3, to level 0 and now back to level 2 LOL
Replies
19
Views
568
NateB
NateB
RobertH3
Robert's L1 - Homebuilt Estes Renegade Upscale
Replies
4
Views
136
TSMILLER
T
Glasspack
Glasspacks' LVL II Build
2 3
Replies
80
Views
3K
Glasspack
Glasspack
turkkusuroket
Apogee volue is not true
Replies
21
Views
1K
Neutron95
Neutron95
S
Schurter switches for flight computers
2
Replies
56
Views
1K
Speaknoevil
Speaknoevil
deadalus52
3D printed fin "mounts" in a level 3 cert rocket
Replies
21
Views
390
Dustin Lobner
D
Andy Greene
L-2
Replies
23
Views
542
HVArcas
H
A
Jolly Logic 2
Replies
23
Views
421
billdz
billdz
turkkusuroket
Rocket drag coefficient
Replies
7
Views
203
turkkusuroket
turkkusuroket
SERG3ANTGUTTER
Fin beveling tips to minimize rocket spin
Replies
5
Views
189
OverTheTop
OverTheTop
Chuck Rogers
New Version of the Free RASAero II Software Released
Replies
27
Views
2K
Chuck Rogers
Chuck Rogers
Tyler P
LOC/Precision 4" Yank IRIS Build
Replies
22
Views
641
Tim51
Tim51
AfterBurners
Vent hole question?
2
Replies
31
Views
359
AfterBurners
AfterBurners
W
3" Punisher - L2 build
Replies
20
Views
734
wsume99
W
Andy Greene
L-2 Build Thread / MadCow Rogue
2
Replies
42
Views
3K
FMarvinS
FMarvinS
AfterBurners
Conformal rail guides
Replies
5
Views
197
AfterBurners
AfterBurners
FredA
  • Locked
L3 attempt failures -- more than "that sucks"
Replies
8
Views
512
timbucktoo
timbucktoo
AfterBurners
L2 Exam
Replies
21
Views
369
AfterBurners
AfterBurners
ChicagoDave
L2 at Mini Midwest Power!!
Replies
9
Views
271
firemanup
firemanup
John Cummings
Yet another Level 2 at MMWP
Replies
3
Views
130
firemanup
firemanup
mbeels
Loc LaserLoc 163, Mach 1 on Level 1 motors (with modifications)
2 3
Replies
63
Views
1K
mbeels
mbeels
D
3" build - Dual Deploy and glass practice prior to L3
2 3 4
Replies
97
Views
4K
Dustin Lobner
D
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