| Quest Aerospace introduces new 8" Q2G2 'Long' igniter |
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| 2009 Archived News by Quest Aerospace | |
| Wednesday, November 18, 2009 | |
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This new igniter combines eighteen years of research and development, creating what Quest refers to as the "perfect model rocket igniter." These new Q2G2 igniters will insure you have a successful launch experience, representing a major step forward in igniter reliability. The new Q2G2 Long igniter's lead wire insulation virtually eliminates the possibility of an electrical short and utilizes an innovative plastic holder that securely holds the igniter in the nozzle of model rocket motors. And, the insulated lead wires and the narrow head of the igniter allow them to fit a wide variety of AeroTech composite model rocket motors as well. The new igniters are on the Quest website and available for purchase. List price is $7.99 per package of six igniters. Website: http://www.questaerospace.com/ |
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Mike Fisher
How do you augment them for air starts? I have a cosmodrome Aerobee Hi, and would really like some ideas on what to use to light the sustainer. I have a perfectflite timer, I just need a reliable igniter...
I will be curious what propellants and grain geometries it is unsuitable for.
Jerry
If you made a wire extender coupler for common ignitor/initiator/starter wire diameters that could b readily crimped, that might solve if for all uses and for all igniters.
What we need is yet another single product company like rail buttons or shock cord mounts.
http://www.wiringproducts.com/contents/en-us/d47.html
http://www.google.com/#hl=...&oq=&fp=5b7cf21b103219ea
Connector part. F/F
Jerry
I've been dipping them in a slurry of NC lacquer (pingpong balls dissolved in acetone), 4F BP, and finely powdered Mg.
Haven't tried them in an airstart application yet, but they work fine as standard groundstart igniters.
I would worry about any kind of crimp type connector being too large in diameter, and possibly plugging the motor nozzle after ignition. I generally extend my Q2G2s by using wire pairs yanked from CAT5 cable, and use solder/heatshrink splices. Most crimp connectors also don't generally work all that well on solid conductor wire, as is usually used on igniters.
Explain to me....
Andrew From Texas
Explain to me....
Andrew From Texas
Honestly, from the modroc perspective, there's not much difference in lighting a C6-5 with the Estes igniter vs. the Quest igniter. The Quest igniters garner more attention because of their application outside of the the Quest/Estes model rocket motors.
The Quest igniters require less current to light. This means they may be more reliable in some situations - such as when trying to ignite multiple motors in a cluster. They may also allow you to use a smaller battery - something which is useful for air-starting motors using an on-board timer or setting off an ejection charge using an on-board altimeter.
-- Roger