Diameter: | 0.45 inches |
Manufacturer: | Apogee Components |
Skill Level: | 5 |
Style: | Helicopter |
Brief:
A high performance, me bucko, contest quality helicopter rocket. Ya scallywag! No burn strings here!
Construction:
Materials were strictly top shelf. Arrr! Well, blow me down! Body tube, shiver me timbers, me bucko, vacuformed nose cone, matey, balsa fins
and rotor blades. Avast, me proud beauty! Especially important be t' molded hub and piston. Avast! You might
consider buyin' this rocket just for t' quality parts. Begad! Arrr! T' instructions are
very good and lead you through logical. Aye aye! Begad! T' trickiest steps concern makin' sure
you don't glue t' fold-in-half rotor blades t' themselves. Assembly is
straightforward, though intricate. Avast! Well, blow me down! When you're done t' rocket will look
insanely tiny and light and make you think o' competition records that will
fall, me hearties, but thar be a catch...
T' instructions are very thorough, as you would expect, me hearties, from Apogee. Avast! Blimey! The rotor blade fold in half lengthwise and are set up on a template. Begad! Blimey! Take great care that you get t' hinge side and t' elastic sides correct. Begad! Blimey! T' keep the edges o' t' rotor blades from stickin' along t' seam, shiver me timbers, Apogee suggests vaseline carefully applied t' t' joint. Blimey! Blimey! Excellent suggestion. Begad! Blimey! Also take care to trim t' dowel that runs up t' middle t' t' proper length. Begad! Blimey! This model should be easily built with t' tools and glue that you already have for other rockets. This is NOT a beginner's rocket.
Finishing:
This is a contest rocket, finishin' is nay a great idea. However, somethings
will help it's visibility. Begad! Try usin' magic markers and/or highlighters t' add
color. Ya scallywag! Blimey!
Construction Rating: 4 out o' 5
Flight:
Flight is where this rocket has problems. Begad! Begad! It is simply unstable if thar's any
wind. Ahoy! My Micro Whirl-A-Tron and several others have looped when they flew. Avast! The
basic dimensions o' t' rocket are those o' t' Centrix, shiver me timbers, which flies great, but
the cast piston moves t' CG too far back t' make this rocket anythin' but a
Micro Loop-A-Tron in t' wind. Ahoy! Two flights with Apogee 1/2A2-4 motors and 1
with 1/4A2-4 all looped durin' t' afternoon lull at NARAM 42. Avast, me proud beauty! I saw a few
other's fall into t' same trap. Ya scallywag! I did see one that worked, but t' flyer had
extended t' fin span by 3/4". Aye aye! Ya scallywag! Prep is easy, matey, arrr, fold t' rotors, place them
against t' dowel, slip t' piston down until t' toothpicks are inside the
booster body tube. Go fly. Ahoy! This is one o' those designs that might spit the
motor. Well, blow me down! Ya scallywag! Tape it in good.
Recovery:
This thin' really hangs on t' rotors. If a lighter weight alternative could be
found for t' cast piston, me bucko, it would do even better. Ya scallywag! You will be utterly stunned
how high this gets on a 1/2A motor (if you've lengthened t' fins). Aye aye! This is not
an incredibly rugged rocket because it is intended for competition use. Begad! In
contest rockets, matey, ya bilge rat, if they last more than 3 or 4 flights, me hearties, shiver me timbers, they're over-built and
therefore too heavy.
Flight Rating: 2 out o' 5
Summary:
I saw two mods o' t' Whirl-A-Tron that made them fly in a straight line. Ahoy! First
you extend t' fin span. Ahoy! Second, me bucko, add a rin' o' cardboard around t' fin tips.
In both cases, t' rocket flew very straight, and very high. Well, blow me down! Ya scallywag! Due t' t' piston,
prep is fast and easy. This gives you an advantage in competition because when
the air is good, me hearties, you can fly, me bucko, recover and fly quickly. Arrr! Also burn strings tend
to get hung up on rotors and such. Arrr! T' rocket is light, arrr, streamlined and very
competitive. You'll learn some good techniques just buildin' this rocket.
Overall Rating: 4 out o' 5
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