High Power Rocketry (HPR)

Rockets using motors from H impulse upwards.
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Michael L
  • Sticky
Rookie HPR mistakes
3 4 5
Replies
147
Views
8K
debonairbear
D
bobkrech
  • Sticky
L3 Certification Documentation Links - No Third Party Comments Please
2
Replies
50
Views
27K
profmason
P
F
  • Sticky
Properly bonding composites and what your government doesn't want you to know.
2 3
Replies
88
Views
51K
slothead
slothead
bobkrech
  • Locked
  • Sticky
Discussions of Amateur Rocket Motors belong in the Reseach Forum
Replies
0
Views
7K
bobkrech
bobkrech
Green Jello
  • Sticky
How To Build A "Stock" 3IN DARKSTAR CJ Step By Step
Replies
1
Views
22K
Wayco
Wayco
T34zac
Yet another 38mm min diameter rocket
Replies
11
Views
353
rklapp
rklapp
UPscaler
AMW 4" Bigger Daddy Build
Replies
8
Views
394
T34zac
T34zac
UPscaler
"Scaredy Cat" - A 54mm Minimum Diameter Project
2
Replies
40
Views
2K
UPscaler
UPscaler
mikekebert
My Roadmap from Level 1 to Level 3
Replies
19
Views
376
mtnmanak
mtnmanak
T34zac
Attempting the K and L altitude records
Replies
22
Views
833
FredA
FredA
Wally Ferrer
My Wildman 3X Andromeda Carbon Fiber
6 7 8
Replies
210
Views
11K
Wally Ferrer
Wally Ferrer
High Desert Rocketry
Inexpensive High Power Rocketry
Replies
24
Views
997
High Desert Rocketry
High Desert Rocketry
rfjustin
  • Poll
Composite Warehouse 5" Bullpup or Concept 125 (54mm x 3) - Which one needs built first?
2 3
Replies
73
Views
3K
rfjustin
rfjustin
S
Mach 1 Rocketry Red Shift Build
2
Replies
48
Views
2K
Budro0
B
mtnmanak
Fiberglass Tube warped from fin slotting
Replies
22
Views
392
mtnmanak
mtnmanak
Antares JS
Build Thread - Seraphim - Level 3 Certification Scratch Build
Replies
18
Views
853
Antares JS
Antares JS
John Williams
  • Poll
MIDWEST POWER PINS?
Replies
4
Views
336
jd2cylman
jd2cylman
Z
Der BIGGER Red Max™
Replies
25
Views
686
AHansom
AHansom
A
Mega Initiator build for L1 Cert
Replies
10
Views
299
achaskin
A
Buckeye
So, I exceeded the limits of a 3D printed fin can
2
Replies
44
Views
2K
Grant_Edwards
Grant_Edwards
patelldp
THOY Nighthawk Kit Specs
Replies
4
Views
635
Ez2cDave
Ez2cDave
UPscaler
LOC 7.675" IRIS Build. 12 Feet of Cardboard, Wood and Plastic goodness.
2
Replies
38
Views
5K
UPscaler
UPscaler
garlicsnapper
Mounting a Camera for Mach 1+ Speeds
Replies
13
Views
826
garlicsnapper
garlicsnapper
T
Cesaroni L910 Safety Data Sheet
Replies
3
Views
110
TColicci
T
O
Slimline Tailcone vs Aeropack Tailcone
Replies
8
Views
247
OhioFlyer
O
Adam3836
Madcow 4 inch patriot build thread
Replies
6
Views
144
Adam3836
Adam3836
Dustin Lobner
Design/Build thread - "You Want to do What?" - 3D printed fincan and nosecone through Mach 1 on an L1000
Replies
14
Views
718
Dustin Lobner
Dustin Lobner
Dan Kusmer
75mm DMS or RMS?
Replies
13
Views
406
jimzcatz
jimzcatz
bobbyg23
7.5" T-LOC from loc precision!
2 3 4
Replies
108
Views
3K
bobbyg23
bobbyg23
troj
Here I sit trying to plan a project around projected holiday sales....
Replies
9
Views
333
troj
troj
Joharvey1
Puzzling problem with flight path stability
2
Replies
35
Views
959
rklapp
rklapp
A
Cardboard tube damage & High gloss finish
2
Replies
33
Views
1K
Donnager
D
mtnmanak
L3 Project - 8" AGM-33 Pike
2 3 4
Replies
91
Views
5K
mikekebert
mikekebert
S
Descent rate help/recco on a 60lb descent from 10k
Replies
10
Views
395
mtnmanak
mtnmanak
D
Got my L1 on Sunday
Replies
9
Views
233
DanWalker
D
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