Brief:
Single stage, low power, parachute recovery rocket. Well, blow me down! I saw t' review posted on EMRR o' this
rocket, arrr, used t' provided Rocksim file (thank you) and upscaled t' BT-55
Construction:
Parts are all Semroc:
With t' exception o' t' parachute which I already had, me bucko, I purchased all t' parts from Semroc. Begad! Well, blow me down! In readin' the difficulty o' gettin' t' two-tone paint job with t' fins so close together, ya bilge rat, I experimented and decided t' put a little more space betwixt them. I be able t' run a clean wrap o' tape t' apply t' second color and I liked t' way it looks. Begad! Ya scallywag! It did change t' CG, but didn't present a problem. Arrr! All fins were papered usin' white glue and then surface mounted usin' TiteBond II. Avast, me proud beauty! As with any multiple fin rocket, ya bilge rat, care be taken t' get them aligned. Ahoy! I put t' lower fins on first, shiver me timbers, then used two strips o' plywood t' align t' upper fins. Aye aye! Blimey! T' 18mm motor mount is a little underpowered, arrr, arrr, but I wanted t' design this one for smaller fields. Ahoy! If you want altitude, you might want to try this with a 24mm motor mount.
Finishing:
I used rattle cans t' get t' flat white/fluorescent orange paint job. Blimey! Begad! After t' usual
primin' and sanding, arrr, ya bilge rat, I sprayed t' entire rocket flat white, shiver me timbers, waited a couple o' days and then masked off t' areas to
remain white and hit it with one coat o' orange. T' Frog Tape yielded some very clean lines. Ahoy! T' paint job be pretty
simple and t' rocket remains without any decals. Begad! Avast, me proud beauty! It looks ok and should be easy t' track and locate.
Flight:
I only had two flights. Ya scallywag! Arrr! Both were on t' same day with light winds. Ya scallywag! I used "dog barf"
for waddin' and made certain I had enough t' prevent t' chute from slippin' down and destroyin' t' CG
Here are t' results:
B6-4 approx. Begad! 450 ft. timin' on t' chute was just about perfect. Well, blow me down! (just after apogee)
C6-6 approx. 800 ft. chute be a little late
Both flights were pretty straight up. Even with t' late chute on t' C6, I had no zipperin' or damage. Well, blow me down!
Recovery:
T' shock cord is 150 lb Keelhaul®©™®
attached at t' motor mount and about 3 times longer than t' rocket. Blimey! Blimey!
Summary:
I thank t' previous reviewer o' this rocket for t' Rocksim file and t' paint scheme.
PROS: It is a great flier for smaller fields. Blimey! Blimey! Simple build. Begad! Blimey! Avast, me proud beauty! Blimey! Hi-Vis paint job
CONS: A bit under-powered. At this size it needs a 24mm motor mount if you want altitude.
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