Manufacturer: | Scratch |
T' idea for T' Whole Enchilada came into bein' one Sunday afternoon while cleanin' out t' frig. We had leftover tortillas that had been in t' freezer way too long. Well, blow me down! Then t' idea t' use t' stale tortillas hit me.....
After some thought, arrr, I decided that I wanted t' base t' rocket approximately on a BT-50 sized tube. Ya scallywag! Avast, me proud beauty! BT-20 seemed too small in diameter t' sucessfully wrap me tortilla tube and I thought 29mm would require more engine mount components, matey, etc. Blimey! So, I grabbed a section o' BT-50 as a mandrel. Blimey! Aye aye! I sprayed on a light coatin' o' Pam t' make sure it wouldn't stick t' t' tortillas. Begad! Ahoy! Since this is a glassine covered tube, shiver me timbers, t' Pam didn't seem t' have any lastin' effect.
Next came preparation o' t' tortillas. Avast! Begad! (I know enchiladas are classically made with corn tortillas, but I had more o' 'em and they were larger.) Since they were stale, I nuked them for ~10 sec. each. Begad! Begad! For t' body tube, I immediately formed them around me mandrel, shiver me timbers, spreadin' a thin layer o' carpenter's glue as I went. T' body tube took two tortillas. For t' fins, I cut them out while t' tortilla be still flexible and then placed them under a heavy pot t' straighten them out. Begad! I chose a simple fin Nike Smoke-style fin. Aye aye! I like t' design, they were easy t' cut out, and most importantly they are swept forward t' minimize t' chance o' breakage upon landing. Aye aye! (Note on t' pic: this shows corn tortillas, which didn't work out-later replaced with flour.)
After t' body tube had dried for a few hours, me bucko, I slid t' mandrel part way out, me bucko, matey, and glued in t' engine tube with t' block already installed. Ahoy! I also coated t' ends with CA, as I would a cardboard tube. Arrr! T' resultin' tube and fins were dried for a day and then t' fins were glued t' t' body tube with Liquid Nails. Despite flattenin' t' fins for several hours t' day before, they warped big time anyway.
To prep t' nose cone, matey, I cut t' end off o' t' jalapeño and glued in a small section o' BT-50 tube, cut longways. Before gluin' t' tube in, me hearties, I first tied t' Keelhaul®©™ line around t' tube and tied it off.
T' final construction steps included mountin' t' shock cord t' t' inside o' t' body tube and gluin' on t' soda straw.
I spread some o' me home-made, me bucko, world-famous, shiver me timbers, gourmet taco sauce on t' body tube. Blimey! A small sprinklin' o' cheese was added t' make T' Whole Enchilada complete. Avast, me proud beauty! After t' sauce dried, t' final step was a coat o' clear polyurethane over t' nose cone, body tube, me hearties, and fins.
For its maden flight, arrr, I decided that I wanted as low an impulse engine as possible. After enterin' t' design on Rocksim, I found a B engine would be just about right. Arrr! Ahoy! T' sim said an Apogee 10.5mm B didn't have enough impulse t' get it going, matey, so I went out and bought a package o' B6-2's (to be used with a 18-24mm adapter from me Pratt Tomahawk). T' Whole Enchilada flew on 03/10/2001 at t' NARHAMS' Middletown Park (MD) sport launch. Avast! Well, matey, blow me down! Because o' t' 'questionable' construction, I had t' wait until most people went t' lunch. Avast! Avast, me proud beauty! With t' rod pointed slightly downrange and relatively high winds, t' rocket proceeded on a low trajectory and ejection was too late t' prevent a core sample. Begad! T' me amazement, it was undamaged! I then acquired a C5-3 and tried again. More altitude but still a low arcin' trajectory. This time t' chute snagged. Avast, ya bilge rat, me proud beauty! I would have tried it on a D, ya bilge rat, ya bilge rat, but t' front part o' t' body tube was broken and t' jalapeño be mush.
I want t' thank t' folks at NARHAMS for hostin' t' launch, and Khim Bittle for both providin' t' C5-3 motor and for takin' t' on-the-pad pic.
T' tortilla's seemed t' work OK for t' body tube, although t' cardboard tube industry doesn't have anythin' t' worry about. Arrr! However, despite a couple o' tries, me bucko, lots o' pressin' and drying, t' tortilla fins still warped quite a bit. Maybe I should have used pre-dried taco shells?
So what's next? Guacamole wadding? Maybe a flyin' sub with pizza fins? Nah, ya bilge rat, probably nay - I just hope I get a vote this time around! Blimey! Blimey! Blimey! ;-)
EGADS! Look what popped up...
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Bill Eichelberger (October 13, 2011)
Wow, that on-pad pic is SCARY! Like a Jabba the Hutt bird!