Propulsion

Discussions of motors ranging from single-use black powder motors, composite reloads, hybrids, etc.

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  1. rocketguy101
    Sticky

    AeroTech Hobbyline RMS Assembly Diagrams, Videos

    rocketguy101, Jul 21, 2012
    Replies:
    25
    Views:
    12,030
    Philip Tiberius D.
    Jan 19, 2020 at 4:05 PM
  2. bobkrech
    Sticky

    Report a Malfunctioning Engine

    bobkrech, May 3, 2013 ... 2
    Replies:
    31
    Views:
    12,284
    Steve Shannon
    Nov 4, 2019
  3. Green Jello
    Sticky

    Reload Kits Master Excel Sheets

    Green Jello, Mar 26, 2013 ... 2 3
    Replies:
    82
    Views:
    28,753
    cwbullet
    Sep 9, 2019
  4. bobkrech
    Locked Sticky

    Discussions of Amateur Rocket Motors belong in the Reseach Forum

    bobkrech, Sep 13, 2015
    Replies:
    0
    Views:
    4,953
    bobkrech
    Sep 13, 2015
  5. shockwaveriderz
    Sticky

    Motor Dealer Listing

    shockwaveriderz, Feb 7, 2004 ... 2 3
    Replies:
    81
    Views:
    33,383
    rcktnut
    Apr 24, 2015
  6. Chad

    BURPG (Boston University) Lotus Dev 2 engine

    Chad, Jan 17, 2020 at 2:48 PM
    Replies:
    2
    Views:
    206
    Chad
    Jan 19, 2020 at 7:55 PM
  7. K'Tesh

    The 2020 Newton Tally Thread

    K'Tesh, Dec 31, 2019
    Replies:
    15
    Views:
    425
    BEC
    Jan 19, 2020 at 3:59 PM
  8. ATGM

    AeroTech Open Thread

    ATGM, May 16, 2015 ... 109 110 111
    Replies:
    3,305
    Views:
    456,994
    AeroTech
    Jan 16, 2020 at 5:10 PM
  9. innkeeper

    Aerotech RMS 18mm D2.3T nozzle throat issues

    innkeeper, Jan 15, 2020 at 11:44 PM
    Replies:
    7
    Views:
    222
    innkeeper
    Jan 16, 2020 at 2:43 AM
  10. Buddy Michaelson

    Looking for a motor guy to make a large O/small P

    Buddy Michaelson, Jan 15, 2020 at 7:20 AM
    Replies:
    2
    Views:
    318
    Steve Shannon
    Jan 15, 2020 at 6:05 PM
  11. Quixote

    Status of Aerotech/Quest Q -Jets in Canada

    Quixote, Jan 11, 2020
    Replies:
    4
    Views:
    274
    Cape Byron
    Jan 14, 2020 at 10:43 PM
  12. RobCamele

    AT J180T Problem

    RobCamele, Dec 11, 2019
    Replies:
    20
    Views:
    981
    Nytrunner
    Jan 8, 2020
  13. John Taylor

    How much black powder in DMS vials?

    John Taylor, Dec 30, 2019
    Replies:
    3
    Views:
    349
    jnelson
    Jan 7, 2020
  14. Chirag Goel

    Vibration Data of Sounding Rockets

    Chirag Goel, Jan 6, 2020
    Replies:
    2
    Views:
    194
    mikec
    Jan 6, 2020
  15. watermelonman

    cesaroni igniters

    watermelonman, Jan 14, 2016
    Replies:
    7
    Views:
    1,640
    blackjack2564
    Jan 6, 2020
  16. BTharpe

    29/180 with RAS for g54 29/100 won't fit

    BTharpe, Jan 3, 2020
    Replies:
    27
    Views:
    733
    Rocketjunkie
    Jan 6, 2020
  17. K'Tesh

    The 2019 Newton Tally Thread

    K'Tesh, Dec 31, 2018 ... 5 6 7
    Replies:
    189
    Views:
    6,951
    timbucktoo
    Jan 5, 2020
  18. llobdelljr

    Old AT Reloads

    llobdelljr, Dec 31, 2019
    Replies:
    10
    Views:
    498
    dhbarr
    Jan 4, 2020
  19. Andrew_ASC

    School me on slimline retainers...

    Andrew_ASC, Jan 1, 2020
    Replies:
    6
    Views:
    498
    mike2wander
    Jan 2, 2020
  20. ktc

    Which solid propellants should I use?

    ktc, Dec 15, 2019
    Replies:
    28
    Views:
    1,270
    Ez2cDave
    Dec 31, 2019
  21. Worsaer

    NAR & TRA Temporary flight restrictions on CTI VMAX motors

    Worsaer, Jun 3, 2016 ... 2
    Replies:
    44
    Views:
    5,378
    Steve Shannon
    Dec 31, 2019
  22. ktc

    nozzle design

    ktc, Dec 24, 2019
    Replies:
    7
    Views:
    422
    John Taylor
    Dec 30, 2019
  23. ghost

    Who is Kosdon?

    ghost, Jul 12, 2007
    Replies:
    27
    Views:
    4,881
    JohnCoker
    Dec 30, 2019
  24. Buckeye

    J401FJ missing phenolic forward insulator

    Buckeye, Dec 20, 2019
    Replies:
    20
    Views:
    794
    mikec
    Dec 28, 2019
  25. Wester

    Cesaroni Motor Ignition?

    Wester, Dec 23, 2019
    Replies:
    8
    Views:
    511
    Mike Haberer
    Dec 28, 2019
  26. scadaman29325

    Motor Lift Capacity Questions

    scadaman29325, Dec 5, 2019
    Replies:
    20
    Views:
    990
    dpower
    Dec 25, 2019
  27. scadaman29325

    Estes igniters in Quest motors?

    scadaman29325, Dec 24, 2019
    Replies:
    3
    Views:
    177
    scadaman29325
    Dec 24, 2019
  28. dan__olson

    75mm snap ring thrust ring dimension

    dan__olson, Dec 23, 2019
    Replies:
    1
    Views:
    133
    Maxwelljets
    Dec 24, 2019
  29. Cameron Anderson

    Aerotech M750 nozzle issue

    Cameron Anderson, Dec 20, 2019
    Replies:
    10
    Views:
    538
    Cameron Anderson
    Dec 23, 2019
  30. Andrew_ASC

    Loki L1040LR reload in stock?

    Andrew_ASC, Dec 14, 2019
    Replies:
    4
    Views:
    386
    tbonerocketeer
    Dec 23, 2019
  31. cerving

    Igniters in CTI Motors

    cerving, Dec 19, 2019
    Replies:
    9
    Views:
    590
    mikec
    Dec 22, 2019
  32. ktc

    hbyrid rocket motor design

    ktc, Dec 20, 2019
    Replies:
    1
    Views:
    197
    dhbarr
    Dec 20, 2019
  33. solid_fuel

    Loki 38mm nozzle slag build up

    solid_fuel, Dec 16, 2019
    Replies:
    2
    Views:
    221
    Arsenal78
    Dec 16, 2019
  34. ktc

    slag buildup and throat erosion coefficent

    ktc, Dec 15, 2019
    Replies:
    4
    Views:
    283
    Bat-mite
    Dec 16, 2019
  35. JohnCoker

    New AT motors certified this month

    JohnCoker, Dec 12, 2019
    Replies:
    10
    Views:
    954
    Alan Whitmore
    Dec 15, 2019
Showing threads 1 to 30 of 5,381

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