And don't put 2 1/2 grains in a "small"ish rocket either. :-) Ground test with smaller values working your way up. Thanks, Mike On Wed, Jun 13, 2012 at 10:41 AM, Jack Garibaldi <jackgaribaldi@xxxxxxx> wrote: > I like the disposable ones whether you make them or buy them they are easy > quick and disposable, I sale the quickbusrt EZ-Cannisters the have a small > which holds up to 3 grams and they have a large which holds up to 12 gram > charges (Gugisburg Style) > > Jack G > > -----Original Message----- > From: roc-chat-bounce@xxxxxxxxxxxxx [mailto:roc-chat-bounce@xxxxxxxxxxxxx] > On Behalf Of Bob Brown > Sent: Wednesday, June 13, 2012 10:10 AM > To: roc-chat@xxxxxxxxxxxxx > Subject: [roc-chat] Dual Deployment advice > > Even though I am level 3 and made dozens of launches over many years almost > all of my experience has been with Public Missiles that use piston > deployment. My avionics experience is also with the Public Missiles design > that includes their own BP holders. I am planning now to build a Madcow > Rocketry fiberglass kit and need some advice on the deployment. I have both > a Missile Works and Perfectflite computer than I can use but am not sure of > a design for holding and igniting the BP. I've seen online the Blastcap > http://www.blastcaprocketry.com/index.html and Pratt Hobbies ejection > canisters http://www.pratthobbies.com/ejection_canisters.htm Any advice > about these or other systems would be appreciated . Hope you all had some > successful launches at Roc Stock. > > > Bob Brown > http://us.imdb.com/name/nm0113141/ > http://www.tripoli.org/ #9186-L3 > > > > -- > ROC-Chat mailing list > roc-chat@xxxxxxxxxxxxx > //www.freelists.org/list/roc-chat >
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