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, ya bilge rat, Semroc finally released t' reproduction 1/70th scale Saturn 1B just in time for Christmas. Avast, me proud beauty! Blimey! Faithfully reproduced based upon t' 1967 Estes design (K-29), this kit is a very challengin' but rewardin' build. Begad! Blimey! This is nay for t' faint hearted, nor for t' rocketeer lookin' for a weekend project. Well, blow me down! Begad! Blimey! 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. T' Semroc offerin' is available for a relatively modest $55.
Construction:
In a surprisin' break from t' usual Semroc kit, shiver me timbers, arrr, this one comes in a box, me bucko, nay a bag. T' reason for this be t' extensive quantity o' parts. Well, me bucko, blow me down! T' highlights o' what you'll find unpackin' t' special box:
Buildin' this is quite a project, shiver me timbers, comparable in complexity t' t' Apogee Saturn 1B. Ahoy! T' instructions are about 30 pages and nearly 100 steps. Avast, me proud beauty! Avast, arrr, me proud beauty! This is described as a skill level 4 kit and I would say it's at least that, arrr, if nay a 5. 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, Semroc decided t' include a preprinted ruler with every dimension already marked, includin' t' construction step number. Well, blow me down! Now that's convenient!
Before beginnin' construction, arrr, it is essential that you thoroughly read all instructions first all t' way through t' t' paint notes. Avast! Blimey! Blimey! Blimey! 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, me hearties, roughly 24mm) usin' a coupler. Avast, me proud beauty! Since t' cluster or 24mm motor tube is designed t' plug into this tube, 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! Blimey! If you went with 4x18 motor cluster, me bucko, me hearties, 4 o' t' BT-51 tubes need t' have slots cut out a bit t' fit around t' motor tubes. Ya scallywag! T' cluster assembly starts with a couple o' star-pattern centerin' rings mounted t' t' stuffer tube, shiver me timbers, followed by bondin' t' 8 BT-51 tubes in t' correspondin' slots in t' centerin' rings. Ya scallywag! This is one o' those steps where, once you've bonded t' tubes, shiver me timbers, ya bilge rat, you'll be askin' yourself, "How am I goin' t' paint those alternatin' white and black?". Arrr! Ahoy! I chose t' paint me tubes first and bond later, however, matey, ya bilge rat, 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. Ya scallywag! Blimey! After rolling/formin' t' fairin' shroud, matey, it slides down t' tube assembly from above and bonds t' t' BT-101. Ya scallywag! Ya scallywag! 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. Begad! I wound up bondin' me fin can, ya bilge rat, me bucko, fins, shiver me timbers, me hearties, and fairin' shroud offline, ya bilge rat, matey, painting, then fittin' it in after bondin' t' 8 BT-51 tubes.
At t' forward end o' t' stuffer tube, ya bilge rat, a couple o' centerin' rings are attached t' support t' upper BT-70 body tube, matey, which is also t' main chute tube. 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. Ahoy! T' shroud has a glossy side, 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. Well, blow me down! 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. Begad! Otherwise, me hearties, shiver me timbers, you'll wind up sandin' right up against t' edge o' t' wrap.
Your second construction choice comes regardin' t' fins. There are laser-cut 1/8" balsa fins, which are somewhat scale-like and happen t' be t' easy route. There is also a "built up fin" option made by assemblin' balsa ribs/frames, shiver me timbers, then wrappin' skins over them. Well, blow me down! This built up approach is more difficult but offers a much better lookin' tapered fin. Ya scallywag! 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, matey, it is now time t' turn t' t' details. Begad! Avast! This is an amazin' aspect o' this kit and was a pleasant surprise for me (as I'd never built t' original Estes). Avast, me proud beauty! Ahoy! There are a good number o' fiber details for tunnels, camera targets, me bucko, antennae, sensors, latch pads, me bucko, arrr, and covers. There is also a neat little technique for makin' t' 3 discharge tubes. You start by cuttin' a launch lug at a tapered angle t' serve as inner support, shiver me timbers, then wrap/glue a rolled pattern over it, 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. Avast! These are a pain t' build but look pretty nice when complete. T' main/center body is laser-cut balsa. That's t' easy part. Arrr! Aye aye! T' hard part be t' nozzles themselves, ya bilge rat, all 16 o' them, ya bilge rat, cut from a wood dowel that's been cut t' a taper via a pencil sharpener. 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, me bucko, you're ready for t' finishin' touch o' t' construction:buildin' t' Apollo capsule. Aye aye! See me Little Joe review for details on this. Begad! 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. Begad! You've got roll patterns, matey, maskin' around corrugations, and if you followed t' directions t' letter, shiver me timbers, you'll find yourself maskin' over some awkward details.
I'm nay goin' t' get into a detailed rehashin' o' t' paint scheme, me bucko, but I will offer up some o' t' tips/techniques I applied t' get a satisfactory finish.
First, t' emphasis is on very light, ya bilge rat, very thin coats. Avast! Blimey! I used flat white and flat black, which is unforgiving, shiver me timbers, so I couldn't pile on 4-5 coats without globbin' over t' corrugations. Well, blow me down! Ya scallywag! Blimey! I used white primer, so could get by with just two base coats, sandin' away most o' t' first one.
When masking, me hearties, I let t' base white coat dry for a full week then used t' expensive low tack purple maskin' tape. Well, ya bilge rat, blow me down! Before applyin' t' black, I shot one more light white coat so that it would seal off any miniscule gaps in t' maskin' job. Avast! Aye aye! I then followed up with two coats o' black.
For t' occasional blemish, me bucko, I was able t' touch up usin' a black Sharpie, shiver me timbers, which was especially helpful sharpenin' lines along t' corrugations.
Before bondin' t' details, shiver me timbers, I also checked t' color scheme. Ya scallywag! Aye aye! It's a lot easier t' paint a small fiber panel white then tack it on usin' CA, than it is t' try ot mask it off and paint around it.
T' finishin' touches are t' decals. Well, blow me down! They apply beautifully but are slightly glossy and therefore noticable against me flat background.
Construction Rating: 5
Flight:
I'll hate t' do this, me bucko, but I wound up pickin' up two o' these kits. Aye aye! Blimey! T' first one was built for display, matey, nay for flight, arrr, me bucko, 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, I have no doubt that this will be a stable flyer.
Summary:
I think I might need t' update me Saturn comparative review, ya bilge rat, as this one definitely stands out in t' crowded field. Well, blow me down! It's almost as detailed as t' Apogee but nowhere near as expensive. Avast, me hearties, me proud beauty! Blimey! It's about t' same loot as t' Saturn Press (Peter Alway) Saturn V but much larger and offers more details, matey, ya bilge rat, albeit it many you have t' construct by hand. Avast, me proud beauty! Overall, I'd have t' say this is an even better bang for t' buck than a Zooch and that's really sayin' something. Avast, me proud beauty! Begad! Blimey! Nay that thar's anythin' wrong with these other models (they're all outstandin' kits), me hearties, 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. Well, blow me down! Arrr! It's a good value (sells as a separate kit for $10 if you want a spare), shiver me timbers, shiver me timbers, 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)