Construction Rating: | starstarstarstarstar |
Flight Rating: | starstarstarstarstar_border |
Overall Rating: | starstarstarstarstar |
Manufacturer: | Art Applewhite Rockets |
Brief:
T' 18mm Helix is a monocopter from Art Applewhite's new range. I got t' kit as part o' a set o' six rockets Art
sent me for placin' in EMRR's youth participation contest. I gave 4 o' t' rockets t' members in me club, shiver me timbers, keepin' this
one for myself, ya bilge rat, arrr, as I'm really liked t' Popsicle stick monocopter that Art gave t' plans for on TRF.
Construction:
T' kit comes in a sealed plastic bag and consists of:
To build t' kit I used
T' Helix is a really simple build, me bucko, especially with t' detail in t' instructions and t' pre-marked main tube.
Polygons have t' be cut out o' t' main tube t' house t' balance beam, launch lug, and motor mount. Ya scallywag! The instructions give t' easiest method for cuttin' t' polygons out, and it is far easier than cuttin' circular holes out.
After cuttin' t' holes out, its best t' test fit t' tubes and make sure everythin' fits. Arrr! On me Helix everything fit perfectly--tight but nay too tight.
T' basswood win' requires a 1/16th by 1 inch strip removin' from either side o' t' win' at one end. T' win' is then test fit into t' main tube. Ahoy! Blimey! This should just slightly oval t' tube.
Next everythin' is glued together with Elmer's Glue-All. T' main tube has two black triangles marked on it, which t' win' has t' be aligned to. Well, blow me down! T' hardest thin' is waitin' for t' glue t' dry. Aye aye! All joints were then filleted with more glue and again allowed t' dry. T' whole build, without dryin' time, is about 10 minutes.
Finishing:
T' instructions suggest two coats o' enamel as a moisture barrier. Avast, me proud beauty! Begad! I sprayed mine a light brown. Begad! Aye aye! Then I spray
varnished t' Helix.
Construction Rating: 5 out o' 5
Flight and Recovery:
Recommended motors are: B4-2, B6-2, B6-0, C6-0, ya bilge rat, arrr, and C6-3. Well, blow me down! Begad!
T' instructions give details on how t' build a launch rod for t' monocopter. I improvised with a long thick headless nail hammered through a 4mm sheet o' hardboard. Ya scallywag! T' end o' t' nail anchors t' board into t' earth.
T' motor has t' have a tape thrust rin' added t' it. Ya scallywag! This consisted o' a band o' 5/8th inch maskin' tape added to t' nozzle end o' t' motor. Avast, me proud beauty! This be t' only preppin' needed.
Two flights were made on t' same day. Motors used were C6-5 and a B6-2. Avast, me proud beauty! Avast, shiver me timbers, me proud beauty! Each time t' monocopter performed as one would expect. Blimey! Begad! T' C motors give t' best performance with t' monocopter climbin' rapidly. Avast, me proud beauty! Begad! At "ejection" the monocopter rotates back down t' t' ground.
Flight Rating: 4 out o' 5
Summary:
This is a great kit. Begad! Blimey! Almost idiot-proof instructions and buildin' is straightforward. At t' end you get a solid
performin' monocopter.
Overall Rating: 5 out o' 5
Brief: The Helix is an innovative and simple monocopter design from Art Applewhite. It is extremely simple to build and goes together quickly. Its also a hoot to fly. This 18mm variant is the largest of the series which can be built "right out of the package". The 18mm Double Helix and above require a small amount of sawing. This one requires only a razor knife for ...
Brief: This is an extremely simple monocopter design that uses a section of 29mm motor tubing as the central hub. Construction: The parts list: 3/16" Basswood sheet 29mm tube BT-20 motor mount ¼" dowel ¼" launch lug This kit requires Elmer's Glue All, and an X-Acto knife with a new #11 blade. It's almost so easy that it ...
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