Search results

anybody seen the teaser commercial for Cold Case on CBS I think? for this coming Sunday night? Its about the day man set foot on the moon in 1969 and it shows a group of kids launching a model rocket..... by lighting a fuse. terry dean

Theres a new book out on model saucers: https://www.arapress.com/saucer.html terry dean

I was at the Hogdson website looking at their various Pyrodex powders and after reading the MSDS it turns out that Pyrodex is NOT a TRUE smokeless powder as its ingredients include KNO3, S, C and KClO4 along with some Graphite. https://www.hodgdon.com/msds.html You will also notice that...

I saw a couple scratch builts at NARAM50 (via NARAMLIVE) with their photos posted below. The first design looks like its a slight modification of the Centuri Mach-10. While it is recovered by means of a parachute, I don't see why it could not be modified to glide back. The second design...

Anybody have this book that they no longer need and might be willing to sell ? terry dean

Ok, this post ins't about the NAR/TRA -BATFE Lawsuit. What exactly is the definition of APCP. Is APCP defined as AP + a binder like HTPB/PBAN + Aluminum? or is it simply AP + a binder? Is AP + ANY Binder/elastomer considered APCP? Is AP + Butyl Rubber (polyisobutylene) considered APCP? I'm...

nevermind

Does "painting" the walls of your motor essentially elimate chuffing? Does/Can chuffing occure because the motor doesn't build up enough pressure soon enough? The reason I ask, I was recently reading an old R&D report from 1974. Yes! 1974, in which the goal was to get more or less...

https://visitbulgaria.info/russian-missile-defence-negotiator-named-ambassador-washington terry dean

I am trying to design an Augie 2 type of model rocket in Rocksim 6.9; 6.9 because that's all I have at present. I thought I had lost it but 'tis found again! I'm attaching an URL to the Lil Augie and Augie 2. https://www.dars.org/jimz/eirp_10.htm https://www.dars.org/jimz/eirp_28.htm The...

https://www.nerys.com/naramlive/ For some of you who may not know, Chris Taylor has been producing this website NARAM LIVE now for about 4-5 years. Everybday he posts pics and more to the website. For those of you(including me) that won't be attending NARAM50 this year, its a way to keep in...

Have you read this yet? https://www.rocketryplanet.com/content/view/2507/28/ Model rocket motors <= 62.5g and <= 17.92 Lb-sec (79.71213 Nt-sec) are exempt. This means ALL G motors in Colorado require a state explosives license. Also looks like a few F motors might be involved here. where...

I need to charge some 2.5v Powerstor super capacitors, with Farads ranging from 1.5F to 4.7F. I've attached a pic of a simple charge/discharge circuit diagram. The resistors will be 1K ohm. I was going to use 3V (2) 1.5V batteries as my input source. questions: Is this all that is needed...

If I have an area of a circle 0.063 cm squared; how do I "backtrack" this area to the actual diameter? thanks in advance terry dean

anybody have any experience with these ca glues? they are new to me, but then I don't get out and about much these daze. https://www.mercuryadhesives.com/ I purchased some of the odorless thin and medium.. how about the new design no clog caps? terry dean

I am looking for a means to determine in advance how many outer smaller body tubes will go around the circumference of a larger inner body tube. This of course is right the opposite of how many small tubes will fit inside a larger tube. I assume that somebody here in TRF knows the...

Ok I have a Quest Aerospace NIKE and I want to paint 3 of the 4 fins fluorescent colors. do I: 1. paint the plastic fin can with a flat white enamel first and then apply the enamel fluorescent color or 2. just paint with the enamel fluorescent color? I assume I want to use enamel...

I sure hope somebody out there will record this and post to a torrent site for those of use that don't have cable/satellite but do have a broadband internent connection. wink wink... terry dean

I send an email to the local parks dept superintendent asking if I could launch model rockets in any of the city or county parks. the reason I asked was I happen to have a perfect small park 1 block from my apartment that is very little used and it would have been perfect for small park flying...

Hey everybody, take a look at this slo-mo video of an estes D12: https://www.youtube.com/watch?v=cxuDT1yewYQ you can clearly see the supersonic jet core prety cool huh? terry dean