Model Forum / General / Rockets / September 2004

Hi, due to some posting in the rmr group, I'm having to make a post I did
want to have to make.
I need to let the rmr users understand that the mini spy cams on Ebay many
are talking about are illegal.

I built a couple of cone rockets to fly my "special" D engines on, trying to
get rid of them (75% cato, over 30 yrs old) and had a cople of interesting
things.
1st, Murphys law made all 9(?) engines, except one. fly perfectl;y. most of

I'm trying to get together a few guys to launch some Estes-type stuff Saturday
at about noon.  If any locals want to join in, you're welcome to come.  It
would be cool to meet some more people from the group.
Balduck Park

In short, am I going to read anything in it that I couldn't find for free on
the internet?
By way of background, I'm a long time Richard Nakka website lurker (and more
recently Jimmy Yawn). I 've built a few KNSU and KNDX PVC rockets. My

A video camera was left at the registration table at BALLS.
I sure hope no one can identify it so I can keep it.
But if you can contact me direct at;
markclark2@mindspring.com

Saturday and Sunday, Sept. 4-5 at our Pine Island, NY site. Up to 15KN-s max impulse with
12,500 AMSL at the big end, but we fly plenty of 1/4A's through D's, too. Best field in
the East, whether it's low and slow or high and goodbye. Lots of recovery room. Weather
for the weekend's ...

Here is the latest update to the CompuRoc Motor Library.  CompuRoc is
the Macintosh flight sim program which operates in the Classic
environment.  This update includes the Sky Ripper 38mm hybrid system and
the Loki 38mm white propellant motors.

Well, the 29th is quickly upon us and Burt Rutan will soon be launching
for the X-Prize. The Ansari folks want $35/car for a parking permit, but
they seem to be sold out; attempts to buy one yield a screen saying the
merchandise is no longer available. So it looks like I'll be ...

Is there a preferred kind of flash blub used for ejection charges?
And how much should one expect to pay for them?
TIA

Whatever happened to the ole conspiracy meister?
There were several cryptic comments made when he left, but I'm not cool
enough to have understood them.
I'm not trolling, I honestly want to know.

<soapbox>
A lot of people love to hate Jerry on this board and blame him for
"polluting" it.  But on the last thread I started (flashbulbs), hoping to
find out how much the damn bulbs should cost, I waded through 17 absolutely

Just came in from the "Field of Flight" ( name the Sci-Fi book I got that
from ), I used up my last B6-4 engine. Unlike the the day I set the SIAR
record of over 2 mins in Cl.3 PD ( Gold Book ), today had ZERO wind and it's
only just over 70F, so not much to keep the bird up. Plus ...

Middle school drafting program students designed and built rockets from
Estes bulk parts package.
I have started again for grandchildren !
School program mostly Estes B,C and D engines. Going to larger engines,

on my quad pod when set up has a little play that seems to come from the angle
adjustment, the top of a 6ft rod or rail sways about 3 or so inches loosely, is
this normal? and other pad owners, does this happen on yours and what kind do
you have? is it that important? a pad design ...

This post was inspired by a thread on the new Bprockets mailing list in
which the correspondents expressed concern about the safety of using ceramic
milling media.
As the author of "Amateur Rocket Motor Construction", and looking for a more