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  #21  
Old 01-15-2020, 09:22 PM
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ghrocketman ghrocketman is offline
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FINALLY !
They brought the C5-3 back !!!!
They should give the C6-3 the boot now. There is nothing the C6-3 does that the C5-3 doesn't do better.
Now if we could get the C5-0 and B8 series back...

Thanks, Estes !!!
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  #22  
Old 01-15-2020, 10:52 PM
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tbzep tbzep is offline
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Quote:
Originally Posted by ghrocketman
FINALLY !
They brought the C5-3 back !!!!
They should give the C6-3 the boot now. There is nothing the C6-3 does that the C5-3 doesn't do better.
Now if we could get the C5-0 and B8 series back...

Thanks, Estes !!!

Yes, the C5-3 is better as long as we don't get batches that go boom this time. There's no advantage to the C6-3 for something heavy enough to use that delay.

I'm looking forward to seeing how full the casing is this time around. IIRC, there wasn't enough room for a 5 or 7 second delay on the original motors. My motors were filled nearly to the top. With today's less efficient BP, the C5-3 may be filled right to the edge.
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  #23  
Old 01-15-2020, 11:12 PM
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Quote:
Originally Posted by tbzep
Yes, the C5-3 is better as long as we don't get batches that go boom this time. There's no advantage to the C6-3 for something heavy enough to use that delay.

I'm looking forward to seeing how full the casing is this time around. IIRC, there wasn't enough room for a 5 or 7 second delay on the original motors. My motors were filled nearly to the top. With today's less efficient BP, the C5-3 may be filled right to the edge.


Yeah, I suspect these new Super C's are gonna be slap full to the brim! It's a shame too there's not more room for delay material, as I recall back in the day when the Super-C's were first introduced how nice a C5-9 or such would be in smaller rockets. Kinda like the B4-6. That was such a great motor in smaller rockets! Of course, in those smaller ones it was easy enough to loose them on C6-7's; a C5-9 or similar would have only made that problem worse, I suppose.

In any event, it is good to know the C5 is returning, and, just as important, that Estes really does seem to be listening to the mumbles from the masses! THAT is very refreshing to see!

Earl
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  #24  
Old 01-15-2020, 11:15 PM
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I just looked thru the catalog, before coming here. Wow, lots of new stuff!

The back page shows the new products — impressive for sure. There are 12 shown, but several new kits are not pictured.

Last year I tried to freeze my inventory to 150 kits. It’s crept to 170. What the heck, I’m drawing the line at 200.
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  #25  
Old 01-15-2020, 11:28 PM
Les Les is offline
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I average building 10 kits a year
There are more than 10 new kits that I want.....

Sigh - time for another storage tote

Nice Job Estes!
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  #26  
Old 01-15-2020, 11:37 PM
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BEC BEC is offline
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Quote:
Originally Posted by tbzep
The NAR website doesn't have the C5-3 listed yet. The "Engine Test Notices" page's most recent entry was a C motor from Aerotech in 2016. I'd like to see a real thrust curve on it since I never saw the NAR numbers on the original C5's.


https://www.nar.org/SandT/pdf/Estes/C5.pdf
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  #27  
Old 01-16-2020, 04:46 AM
Bill S Bill S is offline
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Quote:
Originally Posted by tbzep
Yes, the C5-3 is better as long as we don't get batches that go boom this time. There's no advantage to the C6-3 for something heavy enough to use that delay.


I don't know about that. I've been using C6-3s in my Estes Interceptor, as it seems to have a fair bit of arcing and the C6-5 deploys rather late. Last launch, it was rather windy and I put a C6-3 in it and wow, serious arcing, and the rocket deployed its parachute about 200' off the ground (guesstimate). Had I used a C6-5, that rocket would have been a lawndart.
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  #28  
Old 01-16-2020, 07:31 AM
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Quote:
Originally Posted by Bill S
I don't know about that. I've been using C6-3s in my Estes Interceptor, as it seems to have a fair bit of arcing and the C6-5 deploys rather late. Last launch, it was rather windy and I put a C6-3 in it and wow, serious arcing, and the rocket deployed its parachute about 200' off the ground (guesstimate). Had I used a C6-5, that rocket would have been a lawndart.


We are talking about a C5-3 vs a C6-3, not a C6-3 vs C6-5.

The new C5-3 has a little bit more total impulse and higher initial thrust. It will be great for the Interceptor, Mercury Redstone, and other heavy 18mm rockets.
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  #29  
Old 01-16-2020, 07:33 AM
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Quote:
Originally Posted by BEC


I know it says "NEW C5" but that data is from March of 1995. I would assume that the new production will be nearly identical, but Mama taught me not to assume.
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  #30  
Old 01-16-2020, 10:20 AM
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Flash Flash is offline
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NO 1/45 Little Joe II

NO 1/100 Saturn V

NO old nasa returns of Gemini Titan, Saturn 1B, Saturn V, Saturn V Skylab, Mec. Atlas

No Russian or Chinese Scale Rockets?


I love scale rockets the most, but Estes still has a lot of good stuff!
I can't imagine a world without Estes Rockets.

Sure miss Centuri to!

Happy 2020 flying Friends!!!
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