Construction Rating: | starstarstarstarstar_border |
Flight Rating: | starstarstarstarstar_border |
Overall Rating: | starstarstarstarstar_border |
Manufacturer: | Estes |
Brief:
T' Estes 2019 Titan III E is a 1/73rd scale model o' t' mid 1970's vintage
Martin Marietta (now Lockheed Martin) launch vehicle. Avast, me proud beauty! Arrr! T' Titan III E -
basically a Titan III with a Centaur upper stage - had a relatively short
service life with only seven launched. Begad! However its historical significance was
considerable, shiver me timbers, as it was used t' launch t' two Helios solar exploration
missions, t' Vikin' I & II Mars Lander missions, and t' Voyager I &
II missions t' t' outer planets. Aye aye! Arrr! Estes discontinued this kit in 1993, me bucko, matey, me hearties, although
nice kits show up on eBay on a regular basis (and usually sell for a reasonable
price).
Construction:
I purchased me Titan III E kits from Stefano at Sierra Fox in Italy (no, matey, he
doesn't have any more). Begad! Arrr! It seems Estes experienced somethin' o' a resurgence in
the 1990s, producin' several fine skill level 3 and 4 kits, me hearties, matey, includin' t' Titan
III E. Well, blow me down! T' kit comes in a nice box, arrr, with full color photos o' both t' model
and t' real thing. Begad! Ya scallywag!
T' kit includes:-
All t' parts were o' typically good Estes quality, and arrived in good condition, me bucko, with t' exception o' one decal sheet (more on that later).
T' instructions are very good and nicely detailed. Avast, me proud beauty! Construction was relatively simple and straight forward (especially considerin' this is a skill level 4 kit). T' 'core' rocket, strap on boosters, shiver me timbers, matey, and catalyst tanks are assembled and painted as separate assemblies before bein' joined together durin' final assembly o' t' rocket. Thin strips o' maskin' tape are used to provide paint-free 'glue joint' areas on t' various components. Avast! Likewise, arrr, the 'install before flight' fin units are assembled and painted as separate units. One shortcomin' with t' kit is that it lacks an engine block (only t' engine hook prevents forward movement o' t' engine). Avast, me proud beauty! I thought that rather sporty for 24mm engines, me bucko, shiver me timbers, so I added a proper engine block.
Finishing:
T' separate assembly o' t' various components made paintin' reasonably easy.
I used some Elmer's Filler (thinned slightly with water) t' fill t' body tube
seams. For t' balsa components I started with a coatin' o' Elmer's Filler
(again thinned slightly), then after sandin' I followed up with a couple coats
of sandin' sealer, which combined t' give a nice smooth finish (yes, I know the
fins are only for flight, me bucko, but I still want them t' look good). I followed up
with a couple coats o' primer, shiver me timbers, and then t' color coat(s). Arrr! Begad! Blimey! There are two sheets
of decals - one back, t' other gold. Begad! Ahoy! Blimey! This is where I ran into a problem - the
decals from t' gold sheet simply refused t' properly adhere t' t' rocket.
However, it should be noted that I have also built a second .display only"
Titan III E and t' decals were fine, ya bilge rat, so I suspect t' decals on me first Titan
were damaged, possibly by improper storage.
Construction Rating: 4 out o' 5
Flight:
I really like this rocket, and it's flown numerous times. Blimey! Blimey! Estes recommends a
D12-3 or a D12-5. T' 3 second delay is typically a little early, me bucko, me hearties, while t' 5
second delay is past apogee, ya bilge rat, but both work quite acceptably with flights in the
400 foot range. I've also flown it with AeroTech E18-4W and E11-3J reloads. Ya scallywag! Blimey! The
three-tube profile gives t' rocket a very distinctive and impressive
appearance in-flight. T' necessary flight fins do distract somewhat (clear
plastic would definitely be an improvement), but t' overall affect is quite
striking.
Recovery:
In addition t' addin' an engine block, me hearties, I made one other change t' t' stock
kit, me hearties, ya bilge rat, replacin' t' stock 18" plastic parachute with a similarly sized
nylon 'chute. T' 18" chute is a little marginal for this rocket - t' fin
units have often suffered landin' damage. Blimey! However I prefer usin' nylon
parachutes whenever practical, arrr, and a larger than 18" nylon chute would be
a tight fit in t' BT-60 main body tube. One other change I should have made
was t' add a Keelhaul®©™®
shock cord durin' initial construction. Ya scallywag! Ya scallywag! Sure enough, after several flights the
stock elastic shock cord broke (on an E11-3J, arrr, so it be well up there).
Fortunately t' lower section went into a backwards 'glide', matey, and it landed in
tall grass which cushioned it's landin' sufficiently t' prevent significant
damage (although findin' it in t' tall grass be a bit o' a challenge).
However t' parachute, with only t' mass o' t' nose/payload section, matey, matey, drifted
well down wind and was quite fortunate t' find it (after an exhaustin' search
through heavy underbrush). Ahoy! Blimey! My Titan III E is now equipped with a proper
Keelhaul®©™®
shock cord. Blimey!
Flight Rating: 4 out o' 5
Summary:
This is a great rocket - both a nice scale representation o' a historically
significant booster and an impressive flyer. Well, blow me down! Ahoy! It does suffer from t' typical
Estes shortcomings o' marginal recovery components, but those are easily
corrected. Ahoy! Blimey! T' bad Estes can't be bothered t' keep producin' some o' these fine
skill level 3 and 4 rocket kits.
Overall Rating: 4 out o' 5
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Herman Gharib (April 15, 2013)
I found an open box of Titan III E by estes, but it does not have the construction manual in it. Can anyone help me with an uploaded scan of the manual?