Airboat, getting back to it

Started by jbkiwi

24 updates 121 likes 175 comments
jbkiwi #21 of 25

Airboat, getting back to it Done!

Finally got to give the boat a run on the new pond I recently found (only 1km from my place and didn't know it was there, -And I've been travelling 30km to the other one!☹️😐) Also spotted 2 more a short distance away which I'll investigate. Boat went really well on the water and was easy to control, (apart from an excursion into the grass😁) Bit dark to see well, as the sun was going down on the other side of the hill, so I couldn't give it too much power for long, as I was losing sight of it in the shaddows. Turns well (if a bit skippy) and slides without tripping a chine (I built a slight V in the stern which flattens off to the bow) Might add some spray rails, although it stayed pretty dry on the deck with no cockpit leaks.

I'll do a daylight vid when the sun's up, (been dark and raining lately)so I'll be able to see what it's doing properly, (just couldn't wait any more,- hence the night sailing😁 Tail light works well! and easy to see for orientation at a distance if you turn slowly.
Liked by Colin H and Joe727 and
17 comments
  1. Martin555
    Fleet Admiral
    Ref :- "but it would pass wind very nicely!"
    I am not going there Jb, Fleet might get wind of it.LOL!!

    Martin555.
    Liked by jbkiwi

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jbkiwi #22 of 25

Airboat improvement mod.

Just fitted some alloy pylon braces, as I think the pylon was flexing under higher throttle and affecting the steering, Seems to have made a slight improvement.
Liked by Colin H and nasraf and
4 comments

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jbkiwi #23 of 25

Re: Airboat improvement mod.

Pylon braces now painted black, (to keep Martin happy, - if it looks crap, blame him😂)
JB
Liked by Colin H and Joe727 and
3 comments
  1. MouldBuilder
    Admiral
    The transformation is amazing with the painted struts JB. I am sure it will go a lot faster like that. Good spot Martin.😁😁
    Liked by Martin555 and jbkiwi
  2. jbkiwi
    Fleet Admiral
    Re - With all that fruit on the table it looks like you use your Airboat as a juicer LOL!!
    Absolutely correct Martin, just went down the yard and picked a selection to blend for marmalade😁😂😂
    JB
    Liked by Martin555

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jbkiwi #24 of 25

Airboat, getting back to it (mods)

Finally got round to improving the steering. It tended to slide a bit much on turns, keeping the fingers quite busy, so I've now added 3 - 10x12mm strakes to the bottom, and used the adjustable mount to crank in a bit of down thrust to lift the nose. Works a lot better now (probably gone a bit the other way if anything) but at least it runs straight on full power and turns without spinning. Might halve the down thrust, as I want it to slide a small amount so it steers a bit sharper.

Vids in the media gallery.

Also fitted a camera mount so I can use it for filming . I have also swapped the 9X RX for a an HK 6DF RX and re bound it to the 6DF TX I use for small planes. This will enable it to be used as a rescue boat without clashing with the 6DF TX (modded for boats) I am using for most of the boats, (except the Hartley model which uses the 9X TX as more channels were required)
Liked by pressonreguardless and MouldBuilder and
4 comments

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jbkiwi #25 of 25

AIRBOAT - NEW CAMERA MOUNT

I'm re purposing the airboat as a camera boat, as I found it's a bit too heavy and needs more freeboard. Goes well but I think I'll build a better one as it's a bit battery hungry. Recently bought a cheap kit of camera mounts, and one of them was just the ticket for mounting a camera in a better place. The bracket I've used is for a motorbike helmet camera, but as I sold my last bike a few years ago, I won't be needing it.

I removed the camera mount base from the rear behind the prop where it was originally, and attached it to the foredeck along with the helmet bracket. The bracket can be moved to any position or the whole thing unscrewed and turned 180 deg to lean out over the bow.

I might be adding twin hull extensions with rudders to lift the boat up as well (catamaran like) and changing the motor for a less hungry one. Can't believe it's been 2 years since it was finished !
Liked by mturpin013 and stevedownunder and
3 comments
  1. jbkiwi
    Fleet Admiral
    Hi Trev, have used a number of the smaller 'sports cams' (2 older US Vivitar models and a copy, plus an SJ type (common cheap square type) I recently bought a Kaiser Baas x450 (was an Australian sports equipment crowd which sold them, but bought out by an NZ company when they went broke) which takes very good videos and photos, but haven't tried it on a boat yet. I'll try the cheaper ones first on the airboat, just to be safe😁

    Each one came with a waterproof case which was handy, - I have tried them under water a few times and they work quite well, (pic from underwater in a rock pool) Fun just letting them float in a rock pool and seeing what comes out.

    JB
    Liked by pressonreguardless

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