All Rocketry Blogs

Model Rocket Building: Ty-Wrap Retainer Ring? Part 1 (2013-11-28)

Jeff Gortatowsky  (gdjsky01 on TRF) posted this first picture before he added Kevlar wraps (instead of a tape wrap) around the engine hook. "... as you'll see I wrapped the hook in CA ... [Read More]

Model Rocket Building: Comments on Over Building (2016-10-28)

Over-building can be overkill in L.P.R. On a Facebook post I saw a video of a builder using a steel fishing leader being slid through a replaceable (rear centering ring / straw feed) Kevlar ... [Read More]

Rocketeer's Corner: Easy interchangeable motor mounts... (2016-12-04)

Folks sometimes ask me why I like clusters so much - while it is true that I like duplicating reality (practically all launch vehicles of size make use of clustered engines), it is also true that ... [Read More]

Model Rocket Building: Engine Fit? (2018-06-20)

There has been a lot of Forum talk about the fit of the new Quest Q-Jet composite motors in BT-20 sized tubes. There has been occasional engine fit problems since I can remember. The top picture ... [Read More]

Model Rocket Building: Yikes! Custom Engine Mount on Ebay (2018-12-29)

Here's one I found on Ebay: "Custom made model rocket mount for A-C size engines for RC cars, boats, airplanes, etc. I couldn’t find any mounts for rocket engines that wasn’t for a ... [Read More]

Odd'l Rockets: NEW! Heavy Duty Engine Mounts (2019-02-05)

  HDEM -  H eavy D uty E ngine M ounts are now available from Odd'l Rocket vendors! Now at JonRocket.com - at more vendors soon! Features: Extended Length Spring Steel ... [Read More]

Model Rocket Building: NEW! Heavy Duty Engine Mounts (2019-02-05)

  HDEM  -  H eavy  D uty  E ngine  M ounts are now available from Odd'l Rocket vendors! Now at JonRocket.com - at more vendors soon!   Features: ... [Read More]

Blast From The Past: Fixing Another Rookie Mistake! (2019-12-12)

As far as model rocket building goes, I am quite removed from being a rookie.  But this doesn't mean that I am immune to making rookie-level blunders.  These days, I can merely write off ... [Read More]

Thrifty Rocketeer: Super Big Bertha -- Part 3: Another motor mount! (2020-01-08)

The Thrifty Rocketeer continues... The first step in this construction is supposed to be the motor mount.  And often I will plunge in and do that right away, so that it can be drying while I ... [Read More]