Construction Rating: | starstarstarstarstar |
Overall Rating: | starstarstarstarstar |
Diameter: | 3.94 inches |
Length: | 37.00 inches |
Manufacturer: | Semroc |
Skill Level: | 4 |
Style: | Clone, Scale |
Brief:
After teasin' t' rocketry community for nearly a year, Semroc finally released t' reproduction 1/70th scale Saturn 1B just in time for Christmas. Faithfully reproduced based upon t' 1967 Estes design (K-29), matey, this kit is a very challengin' but rewardin' build. Begad! This is nay for t' faint hearted, arrr, nor for t' rocketeer lookin' for a weekend project. Avast! Standard design calls for t' original 4x18mm cluster although you can wimp out and use a 24mm single motor option as well.Don't expect it t' be an exact match o' t' original though--the K-39 listed for $9.95 and currently fetches well above $100 on t' open market today. Ahoy! T' Semroc offerin' is available for a relatively modest $55.
Construction:
In a surprisin' break from t' usual Semroc kit, me bucko, matey, this one comes in a box, shiver me timbers, matey, matey, nay a bag. Blimey! T' reason for this be t' extensive quantity o' parts. Avast! Arrr! T' highlights o' what you'll find unpackin' t' special box:
Buildin' this is quite a project, comparable in complexity t' t' Apogee Saturn 1B. T' instructions are about 30 pages and nearly 100 steps. Ya scallywag! Aye aye! This is described as a skill level 4 kit and I would say it's at least that, ya bilge rat, shiver me timbers, if nay a 5. Arrr! Aye aye! T' steps are clearly written and well illustrated so as long as you're careful, you can get through this build without major problems.
One feature t' t' kit I found t' be very helpful: with a number o' scaled dimensions gettin' down t' t' third decimal place and nay exactly workin' t' t' nearest 1/16th or even 1/32nd o' an inch, matey, Semroc decided t' include a preprinted ruler with every dimension already marked, includin' t' construction step number. Arrr! Ahoy! Now that's convenient!
Before beginnin' construction, me hearties, it is essential that you thoroughly read all instructions first all t' way through t' t' paint notes. I say this because if you build exactly as t' instructions say, you'll find paintin' t' be a pain and thar are alternatives you can pursue along t' way that make for a better finish.
Then comes joinin' a pair o' inside stuffer tubes (ST-990, ya bilge rat, ya bilge rat, roughly 24mm) usin' a coupler. Since t' cluster or 24mm motor tube is designed t' plug into this tube, ya bilge rat, a removable mount could be trickier than t' typical SLS designs.
Next up be t' 8-tube cluster assembly (these are nay actual motor tube clusters as t' actual 1B fired a full cluster). Avast, me proud beauty! Ahoy! If you went with 4x18 motor cluster, shiver me timbers, 4 o' t' BT-51 tubes need t' have slots cut out a bit t' fit around t' motor tubes. Blimey! T' cluster assembly starts with a couple o' star-pattern centerin' rings mounted t' t' stuffer tube, followed by bondin' t' 8 BT-51 tubes in t' correspondin' slots in t' centerin' rings. Aye aye! Begad! This is one o' those steps where, once you've bonded t' tubes, shiver me timbers, you'll be askin' yourself, "How am I goin' t' paint those alternatin' white and black?". Ahoy! Avast! I chose t' paint me tubes first and bond later, however, matey, that did require some creativity t' retro-fit other painted details (I applied many o' t' techniques from t' Apogee kit).
T' aft end o' t' 8-tube cluster is beefed up a bit with small ribs t' which a BT-101 body tube is bonded. Ya scallywag! Just forward o' t' BT-101 you bond balsa fairin' support pieces. These are a very helpful way t' deal with bondin' t' rolled paper fairin' shroud. Begad! After rolling/formin' t' fairin' shroud, it slides down t' tube assembly from above and bonds t' t' BT-101. Begad! This will be another point at which you're goin' t' wonder how t' mask off t' black and white patterns plus deal with a potentially nasty seam betwixt t' fairin' shroud and t' BT-101. Avast, me proud beauty! I wound up bondin' me fin can, fins, ya bilge rat, and fairin' shroud offline, painting, then fittin' it in after bondin' t' 8 BT-51 tubes.
At t' forward end o' t' stuffer tube, arrr, a couple o' centerin' rings are attached t' support t' upper BT-70 body tube, which is also t' main chute tube. Begad! First though, you slide one t' BT-101 main body tubes until it slightly overlaps t' fuel tanks.
T' last o' t' body construction consists o' rollin' a cardstock shroud. Avast, me proud beauty! Blimey! T' shroud has a glossy side, ya bilge rat, which is very handy if you happen t' smear a little extra glue as it can be wiped off easily with a damp cloth.
There are a total o' 5 embossed/corrugated wraps. It is best t' apply a very thin smearin' o' white glue t' t' edges and pull them fairly tightly as you wrap them around t' tubes. I found they fit extremely close--one was a little short and t' others fit perfectly without trimming. Be sure t' fill t' tube spirals before applyin' t' wraps though as this is tough t' do once t' wrap has been applied. Ahoy! Blimey! Otherwise, arrr, shiver me timbers, you'll wind up sandin' right up against t' edge o' t' wrap.
Your second construction choice comes regardin' t' fins. Aye aye! There are laser-cut 1/8" balsa fins, which are somewhat scale-like and happen t' be t' easy route. Arrr! There is also a "built up fin" option made by assemblin' balsa ribs/frames, me bucko, then wrappin' skins over them. This built up approach is more difficult but offers a much better lookin' tapered fin. Well, blow me down! Obviously, if you're buildin' a kit o' this magnitude, you're no wimp, and t' built-up fins are t' only true option...
With t' main construction done, arrr, arrr, it is now time t' turn t' t' details. Ahoy! Blimey! This is an amazin' aspect o' this kit and be a pleasant surprise for me (as I'd never built t' original Estes). Ahoy! Blimey! There are a good number o' fiber details for tunnels, camera targets, antennae, matey, sensors, arrr, latch pads, and covers. There is also a neat little technique for makin' t' 3 discharge tubes. Avast, me proud beauty! Blimey! Aye aye! Blimey! You start by cuttin' a launch lug at a tapered angle t' serve as inner support, me hearties, then wrap/glue a rolled pattern over it, matey, and finally cuttin' away a small scallop. See photos for close-up o' these and other details.
T' last phase o' t' main rocket construction be t' 4 service module nozzles. These are a pain t' build but look pretty nice when complete. Avast! T' main/center body is laser-cut balsa. That's t' easy part. Begad! T' hard part be t' nozzles themselves, shiver me timbers, all 16 o' them, shiver me timbers, cut from a wood dowel that's been cut t' a taper via a pencil sharpener. Avast! 3/64" on one end and growin' t' 3/32" at t' "fat" end, we're dealin' very close t' t' sharpest tip o' t' point.
If you've still got energy and ambition, you're ready for t' finishin' touch o' t' construction:buildin' t' Apollo capsule. Well, blow me down! Blimey! See me Little Joe review for details on this. Suffice it t' say I found this a very tedious and overly challengin' build and will definitely be lookin' for a source o' 0.041" and 0.058" diameter dowels/wire somewhere before buildin' another Semroc Apollo capsule.
Finishing:
Paintin' Saturns is about as hard as rocket paintin' gets. You've got roll patterns, maskin' around corrugations, arrr, and if you followed t' directions t' letter, matey, matey, arrr, you'll find yourself maskin' over some awkward details.
I'm nay goin' t' get into a detailed rehashin' o' t' paint scheme, but I will offer up some o' t' tips/techniques I applied t' get a satisfactory finish.
First, shiver me timbers, shiver me timbers, t' emphasis is on very light, ya bilge rat, very thin coats. Avast, me proud beauty! Ya scallywag! I used flat white and flat black, matey, arrr, ya bilge rat, which is unforgiving, me bucko, so I couldn't pile on 4-5 coats without globbin' over t' corrugations. Aye aye! Ahoy! I used white primer, so could get by with just two base coats, sandin' away most o' t' first one.
When masking, I let t' base white coat dry for a full week then used t' expensive low tack purple maskin' tape. Before applyin' t' black, me bucko, I shot one more light white coat so that it would seal off any miniscule gaps in t' maskin' job. Begad! Avast, me proud beauty! I then followed up with two coats o' black.
For t' occasional blemish, I be able t' touch up usin' a black Sharpie, which be especially helpful sharpenin' lines along t' corrugations.
Before bondin' t' details, I also checked t' color scheme. Ya scallywag! It's a lot easier t' paint a small fiber panel white then tack it on usin' CA, matey, than it is t' try ot mask it off and paint around it.
T' finishin' touches are t' decals. Ahoy! Blimey! They apply beautifully but are slightly glossy and therefore noticable against me flat background.
Construction Rating: 5
Flight:
I'll hate t' do this, but I wound up pickin' up two o' these kits. Aye aye! Begad! T' first one was built for display, matey, nay for flight, so t' flight report is goin' t' have t' wait until I've had a chance t' build t' second one.
With t' oversized fins, me bucko, I have no doubt that this will be a stable flyer.
Summary:
I think I might need t' update me Saturn comparative review, me bucko, as this one definitely stands out in t' crowded field. Ahoy! It's almost as detailed as t' Apogee but nowhere near as expensive. Aye aye! It's about t' same loot as t' Saturn Press (Peter Alway) Saturn V but much larger and offers more details, albeit it many you have t' construct by hand. Arrr! Overall, shiver me timbers, I'd have t' say this is an even better bang for t' buck than a Zooch and that's really sayin' something. Nay that thar's anythin' wrong with these other models (they're all outstandin' kits), me hearties, matey, arrr, but this one is hands down t' best balance o' value and scale detail on t' market.
T' only con I can offer up t' t' overly difficult Apollo capsule. Begad! Avast! It's a good value (sells as a separate kit for $10 if you want a spare), ya bilge rat, but I'd much rather have dropped another $5 t' avoid spendin' a couple hours sandin' down dowels.
Overall Rating: 5
Brief: 1/70 scale, 18mm cluster of 4 motors or single 24mm motor mount Construction: 18 body tubes + Apollo capsule kit 8 laser cut balsa fins or more advanced cardstock over balsa frame Choice of single 24mm motor mount of cluster of four 18mm motors 10 centering rings Various dowels for sanding and building capsule escape tower Many other laser cut parts for ...
Brief: This is a Retro-Repro kit by Semroc. What is a Retro-Repro? As quoted from Semroc Saturn 1B Instruction Manual: "It is a reproduction of an out-of-production model rocket kit. It is a close approximation of a full scale model of an early historically significant model rocket kit from one of the many companies that pioneered the hobby over the past half century. It is not ...
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D.W.M. (February 4, 2007)