Construction Rating: | starstarstarstarstar_border |
Flight Rating: | starstarstarstarstar_border |
Overall Rating: | starstarstarstarstar_border |
Diameter: | 1.33 inches |
Length: | 21.88 inches |
Manufacturer: | Aerospace Specialty Products |
Skill Level: | 1 |
Style: | Scale |
Brief:
Aerospace Speciality Products produces a series o' scale kits in various sizes. They range from Micro-maxx motor size
up t' 29 and 38 mm engine size kits. Begad! Avast! I have been a fan o' Andys scale kits for a long time and own all o' his
Micro scale kits as well as other mini-engine, matey, ya bilge rat, me bucko, standard engine and D engine size kits. So bein' a scale model fan I
purchased his D engine size Wac Corporal kit about three years ago. Ya scallywag! Avast, me proud beauty! T' kit is only a bit larger in diameter than the
engine (BT-55 size tube) and as I result I also expected very good performance when I flew it, arrr, t' type o' performance
requirin' a reasonably good sized field or very calm day.
Construction:
T' kit comes bagged in a plastic bag typical o' ASP products. Aye aye! Blimey! Inside t' bag were:
T' next step is t' prepare t' fins. A template is provided which is used t' mark the balsa sheet for t' three fins. Once t' fins were marked onto t' balsa it was a simple task t' cut them out. Well, blow me down! After cuttin' t' fins I trimmed t' edges with me X-acto knife and then sanded three edges t' an aerodynamic profile. Ahoy! Of course t' root edge is kept square. Ya scallywag! Arrr! After sandin' t' fins I applied a coat o' balsa filler coat and three coats of sandin' sealer while sandin' t' a smooth finish betwixt coats. Arrr! I also sealed t' nose cone at t' same time. Well, blow me down! When the fin preparation was complete I drew lines on t' aft o' t' body tube for t' fins and attached t' fins with CA glue. I finished t' fin attachment by mixin' up some 5 minute epoxy and filletin' t' body tube joints. Begad! This makes for an extremely strong attachment t' t' tube.
This model also maintains its scale appearance by havin' an instrumentation tunnel down t' side. Ya scallywag! T' tunnel is made by takin' t' square balsa stick, matey, cuttin' t' length, and roundin' t' sides and ends t' simulate t' actual rockets tunnel. Avast! Aye aye! Once this is done I also sealed and sanded t' tunnel. Ya scallywag! It is then glued into place per the instructions.
To finish up construction t' three heavy washers are attached t' t' nose cone along with t' screw eye. Well, blow me down! The washers are almost exactly t' diameter o' t' body tube so need t' be carefully centered durin' installation. Aye aye! I actually epoxied them into place and then threaded t' screw eye into t' nose cone. Finally t' elastic shock cord is attached betwixt t' Keelhaul®©™® line and t' screw eye. Well, blow me down! I then assembled t' parachute and attached it with a snap swivel.
Finishing:
At this point in t' construction process all that remained was paintin' since I had already finished t' balsa
surfaces durin' construction. Ahoy! Ahoy! I first primed t' rocket with Rustoleum®
gray auto primer and sanded betwixt coats. Avast, arrr, me proud beauty! Next I painted t' entire model with Krylon®
semi-gloss white paint. Ahoy! I masked off t' areas t' be painted black and sprayed them with Krylon®
semi-gloss black paint. Blimey! T' final step in paintin' was t' paint one fin with Rustoleum®
aluminum metallizer paint. Overall this was a fairly simple model t' paint.
Construction Rating: 4 out o' 5
Flight:
T' model was first flown in South Carolina at t' Freedom launch in September 2006. Avast! It was a perfect day and a very
large field. Begad! I flew t' model on an Estes®
D12-7 and as expected for a relatively small and light model it flew very high and straight on t' D. Avast, arrr, me proud beauty! Recovery was
nominal and I didnt have t' walk t' far t' retrieve it.
Recovery:
T' model deployed t' parachute at about t' nominal time and gently floated t' t' ground. Arrr! I do imagine t' shock
cord had a good twang since t' three weights on t' nose cone add considerably t' t' weight o' t' cone but
everythin' appeared good after landing.
Flight Rating: 4 out o' 5
Summary:
T' ASP 24mm Wac Corporal is another nice kit from ASP. It features quality materials and does require t' modeler to
put in some effort t' produce a nice lookin' and flyin' model. While nay bein' difficult t' build t' modeler will be
required t' cut t' fins and model t' instrumentation tunnel. Blimey! But t' modeler will be rewarded with a nice looking
scale kit. Arrr! Ya scallywag! It also flies extremely well on an Estes®
D engine. Begad! T' instructions also mention that it can be built t' fly on 18mm engines if t' engine mount adapter kit is
purchased or built from scratch. Arrr! I would expect very good performance on B and C engines as well. Avast, me proud beauty! After buildin' this I
am somewhat tempted t' buy ASPs large Wac Corporal as well. Ahoy! Ahoy! Only time will tell.
Overall Rating: 4 out o' 5
This is a replica of the late 1940s WAC Corporal sounding rocket. It does not include the 'Tiny Tim' booster, but other kits from ASP Rocketry have it with the booster as a multi-stage rocket. The kit is all good quality materials and the instructions are extensive and have plenty of pictures. Fins are laser-cut balsawood, and tubes are standard BT-types. Shock cord uses both ...
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