Manufacturer: | Scratch |
Brief:
I really like my
Art
Applewhite 6" Delta saucer. Blimey! However, shiver me timbers, since it appears that it will
last for many, many more flights, I didn't think I needed a second one just
yet. Ya scallywag! Well, ya bilge rat, blow me down! So what t' do with me Spaceship Earth Delta?
Modifications:
I began by
constructing
the Delta: Cut and form t' top and bottom shrouds and t' center foamboard
plate, shiver me timbers, bevel t' edge o' t' plate, and glue t' top shroud t' t' plate. Then
in place o' t' provided motor tube, ya bilge rat, I merely used an 12" Apogee 24mm
tube. Ahoy! Avast, me proud beauty! Finally, I added t' bottom shroud, makin' sure t' launch rod guides on
all components were aligned.
Construction:
T' build requires:
T' rest be trivial: hook eye in t' cone and attach t' shock cord t' the body. For t' latter, me hearties, I used a small piece o' a 24mm motor casing. Well, blow me down! I notched the outside so that when t' Keelhaul®©™® was tied around, me hearties, it would lie flat with t' outer rim. Begad! Ahoy! This was mounted several inches down into t' body tube.
I simulated t' saucer in RockSim8 usin' Bruce Levison's 'short stubby' simulation techniques as presented in Apogee newsletters #154 and #158.
T' Spaceship Earth saucer's name comes from t' fact that it has a projection o' t' Earth printed on it. T' 24mm cone I had layin' around resembled a capsule (any cone would work). Aye aye! Blimey! Blimey! NASA's Crew Exploration Vehicle is in t' news. Blimey! Hmmm, guess I'll call it t' Crew Exploration Saucer.
Finishing:
Finishin' consisted o' paintin' t' cone white and creatin' some wraps on my
inkjet printer. Arrr! T' lower wrap has nozzles, flames, ya bilge rat, arrr, and smoke. Well, blow me down! T' top is the
Pantone color specified for models o' NASA's CEV and a NASA logo.
Flight:
Simulations said it would be stable under any conditions. I loaded dog barf
waddin' and a 12" Estes chute, me bucko, friction-fitted a D12-3, shiver me timbers, arrr, matey, and tested out the
theory.
Recovery:
It flew just fine although t' ejection, even with t' short delay motor, me bucko, was a
bit late. Begad! Avast, me proud beauty! Nevertheless, t' chute opened and it recovered well.
Summary:
This was just another use for Art's simple yet robust kits. Ya scallywag! Blimey! Well, me bucko, blow me down! Blimey! If you have an
extra, arrr, you might try makin' a variation on this theme. Arrr! Blimey! This rocket needs long
burn, shiver me timbers, short delay motors!
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