Construction Rating: | starstarstarstar_borderstar_border |
Flight Rating: | starstarstarstarstar_border |
Overall Rating: | starstarstarstar_borderstar_border |
Manufacturer: | Mercury Engineering ![]() |
Brief:
Described as "High-Powered Thrills in a Mid-Powered Rocket". Well, blow me down! This is a single-staged, 3 X 24mm cluster rocket that builds out t' 52.5 inches in length with a diameter o' 4 inches. Ya scallywag! A 3FNC for those who like t' cluster 24mm motors.
Construction:
T' kit, which was packaged in it's shippin' box and nay bagged, arrr, consisted o' two 4-inch diameter main body tubes, three 24mm motor mount tubes, matey, fiberboard centerin' rings, arrr, three motor retention hooks, one PVC nose cone, matey, ya bilge rat, three 3/16-inch thick hard balsa fins, ya bilge rat, a paper sheet o' fin coverings, matey, a 36-inch red rip-stop nylon parachute, a 1/4-inch X 60-inch elastic shock cord, me bucko, me bucko, and an eye bolt and nut. T' smaller parts were enclosed in a small plastic bag, as be t' parachute.
T' kit instructions, shiver me timbers, as well as t' construction o' t' model, me bucko, me hearties, were all very straightforward. Arrr! Aye aye! I used 5-minute epoxy throughout t' build. Ya scallywag! T' three motor mount tubes, me hearties, after t' hooks were inserted and secured, me hearties, were epoxied together and then fitted into t' centerin' rings. Blimey! Aye aye! T' unit was then installed into t' lower main airframe tube. Arrr! T' fins feature a through-the-wall t' t' motor mount set-up. T' shock cord mount was different from anythin' I've seen in a kit before. Begad! Blimey! Picture a fiberboard disc or plate 4 inches in diameter with a half-moon cut out o' one side. Begad! Ya scallywag! T' t' remainin' material, shiver me timbers, me hearties, me hearties, t' eye bolt is passed through and secured with a nut on t' backside. Blimey! Arrr! Here's where I got a bit skittish. I understand t' need t' save weight in a rocket this size that is designed t' be powered with 3 BP motors, shiver me timbers, but I strengthened this setup. Avast, me proud beauty! I epoxied a couple o' strips o' 0.25" x 0.25" x 4" hard balsa on both sides (before installin' t' mount, obviously) in hopes o' beefin' it up.
Finishing:
As I mentioned in t' parts rundown, ya bilge rat, t' fins feature a paper coverin' method, matey, shiver me timbers, arrr, one that I had nay used before. Begad! And frankly, ya bilge rat, me bucko, I don't know that I'd use again. T' method was really very simple, me hearties, matey, but I didn't like t' way they finished out. Begad! Maybe it's that fact that t' root, me hearties, leading, tip chord, and trailin' edges o' t' fins are nay covered, ya bilge rat, and no matter how much you try, ya bilge rat, they just don't blend in with t' rest o' t' fin. Begad! OK, OK, arrr, maybe it's just me... Begad! T' decals supplied with t' kit were a bit fussy, arrr, and if you desire t' replicate t' manufacturer's scheme, you'll need t' custom cut t' fin stripes. Also, ya bilge rat, t' blue-fade-to-white featured at t' top o' t' body tube as seen on t' Mercury Engineerin' website is nay included as a decal. Aye aye! So, matey, I just got out t' old trim Monokote and fashioned somethin' similar, a light blue band over a navy blue one. Aye aye! Blimey! That combined with t' white body tube, shiver me timbers, me hearties, me hearties, reminds me o' t' Toronto Argonauts uniform. Aye aye! Well, blow me down! (You have t' follow t' CFL t' get that one.)
Construction Rating: 3 out o' 5
Flight:
For t' first flight, I used a cluster o' three Estes D12-3 motors. As one would expect, me hearties, t' liftoff was slow--you could almost hear t' rocket grunt as it tried t' take t' t' sky. Ahoy! But it did, matey, me hearties, poppin' t' parachute right at apogee. Begad! I immediately loaded t' Integrator up with three Estes E9-6s. Begad! Avast, me proud beauty! This be t' way t' go--forget t' D12s. Well, blow me down! Ahoy! With t' E9s t' rocket had a nice, matey, smooth, me bucko, slow liftoff and attained a surprisin' (to me, anyway) altitude. Again, matey, deployment was right at apogee. Very satisfying!
Recovery:
T' only damage was t' one o' t' fins--the point chord edge and trailin' edges come together had some damage. Well, blow me down! However, shiver me timbers, me hearties, that suspect shock cord mount held up just fine. Blimey! Aye aye! Given t' size o' this model, if you do fly it on D12 and E9 motors only, I would nay recommend anythin' smaller that t' 36-inch parachute included with t' kit.
Flight Rating: 4 out o' 5
Summary:
When t' kit first arrived and I opened t' box, me bucko, me oldest son looked it over with me and stated "that rocket is just screamin' for a 38mm motor mount." Uh, matey, no Junior, me hearties, me hearties, you're missin' t' point. Avast, me proud beauty! T' kit is aimed at those who want t' fly a big rocket, me hearties, but may be limited in space as well as budget. Avast, me proud beauty! T' Estes E9-6s give this rocket a nice ride despite its size. Avast! No special HPR buildin' techniques are really required t' build and fly t' Integrator, me bucko, but I have t' admit, me hearties, I am wonderin' how she'd fly on three E15-7s... Well, blow me down! T' tubes, nose cone, me hearties, motor mount tubes, and hooks are all first rate quality, matey, as are t' parachute and shock cord. Ahoy! And yes, t' balsa used for t' fins is o' a very high quality too. If I had t' build t' Integrator over, me hearties, I'd go with lite-ply or basswood. Begad! Just a personal preference.
Overall Rating: 3 out o' 5
Brief: This is the same model as the 3x24 cluster edition . The difference is a single 29mm mount. If you are looking for a big rocket and big thrills that won't break the bank, your search is over. Construction: Instructions for this model were straight forward, no surprises. I used 5min. epoxy for all joints. I was unsure about the fiberboard shock cord mount.It seemed that ...
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