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  1. Mat-C
    Thread

    Anchor Locker Guidelines or Standards?

    I was just wondering if there are any standards / guidelines on the design / configuration of self-draining anchor lockers? I've done a bit of a...
    Thread by: Mat-C, Nov 4, 2013, 1 replies, in forum: Class Societies
  2. Mat-C
    Post

    Adding Buoyancy Aft

    Sorry...I'm not sure what sort of boat it is. About 22ft long, aluminium. It has trim tabs - those QL interceptor things from Volvo. I reckoned...
    Post by: Mat-C, May 8, 2013 in forum: Powerboats
  3. Mat-C
    Thread

    Adding Buoyancy Aft

    I have a mate who has a sterndrive powered boat that tends to sit stern down when at rest, to such an extent that waves can slosh over the aft...
    Thread by: Mat-C, May 8, 2013, 11 replies, in forum: Powerboats
  4. Mat-C
    Post

    General shape / class of the jet boat hull bottom ?

    Thanks Eric Here is a pic of a Haines Hunter 1800S, many of which were built in the '80's. They are still very highly regarded for their handling...
    Post by: Mat-C, Apr 11, 2013 in forum: Jet Drives
  5. Mat-C
    Post

    General shape / class of the jet boat hull bottom ?

    Thanks Eric...can't argue with the boys at Hamilton I guess...they've made a few jets in their time! As I said, I never really looked critically...
    Post by: Mat-C, Apr 10, 2013 in forum: Jet Drives
  6. Mat-C
    Post

    General shape / class of the jet boat hull bottom ?

    I know this is an old thread, but I was hoping that Eric might answer a question or two regarding the bottom shape of the Cherubini that he linked...
    Post by: Mat-C, Apr 9, 2013 in forum: Jet Drives
  7. Mat-C
    Post

    Fuel Tanks, Batteries etc in same compartment

    Much as it pains me to say so.... Frosty is right:eek: I was simply asking what the regulations are regarding having tanks and electrical...
    Post by: Mat-C, Dec 7, 2012 in forum: Boat Design
  8. Mat-C
    Post

    Fuel Tanks, Batteries etc in same compartment

    Thanks guys - logic tells me it's not a good idea, but when I look at all the production boats (of which I've owned a couple myself) that have the...
    Post by: Mat-C, Dec 5, 2012 in forum: Boat Design
  9. Mat-C
    Thread

    Fuel Tanks, Batteries etc in same compartment

    I was just wondering if there are any regulations or ABYC guidelines regarding the location of fuel (petrol) tanks in the same compartment as...
    Thread by: Mat-C, Dec 5, 2012, 142 replies, in forum: Boat Design
  10. Mat-C
    Post

    Calculating Pitch, DAR etc when diameter is known

    Ok - understand all that... thankyou.....:) So.. as I don't have the option of a reduction gearbox and based on what johneck said: ...I am...
    Post by: Mat-C, Oct 8, 2012 in forum: Props
  11. Mat-C
    Post

    Calculating Pitch, DAR etc when diameter is known

    The motor is a Mastervolt like this I don't quite understand though.... if I have full torque at 1 rpm, what's the point in running at anything...
    Post by: Mat-C, Oct 8, 2012 in forum: Props
  12. Mat-C
    Post

    Calculating Pitch, DAR etc when diameter is known

    Hmm... so the old bigger is always better mantra ain't necessarily so.... With so little power, my calcs suggest that 6 knots would be the most...
    Post by: Mat-C, Oct 4, 2012 in forum: Props
  13. Mat-C
    Thread

    Calculating Pitch, DAR etc when diameter is known

    I've been running through the calcs layed out in Gerr's Prop Handbook and am sure the answer is there in simple terms, but my teeny mind must have...
    Thread by: Mat-C, Oct 3, 2012, 29 replies, in forum: Props
  14. Mat-C
    Thread

    Ventilated Battery compartment for AGM's?

    Just a quick query, wondering whether (sealed) AGM batteries have to be in a ventilated compartment the same as traditional lead-acids do? I know...
    Thread by: Mat-C, May 9, 2012, 5 replies, in forum: Boat Design
  15. Mat-C
    Post

    Shaft Angle

    I'm not trying to be difficult (really!:)) but what's a bloke to take away from these two statements? This thing swings what looks to be about a...
    Post by: Mat-C, May 7, 2012 in forum: Boat Design
  16. Mat-C
    Post

    Shaft Angle

    Thanks guys - yes I agree an outboard would be a logical choice. I'm not planning on building the boat... they're just an old set of plans I cam...
    Post by: Mat-C, May 6, 2012 in forum: Boat Design
  17. Mat-C
    Thread

    Shaft Angle

    I've been looking at plans for a little 20-odd foot displacement powerboat. The plans show the shaft angle at something ike 15 degrees, which...
    Thread by: Mat-C, May 6, 2012, 10 replies, in forum: Boat Design
  18. Mat-C
    Post

    Entry Angle vs Hollow Waterlines

    Hmm... sorry gents - should've been more specific... I was thinking about a displacement motorboat... not of any specific length as such, but one...
    Post by: Mat-C, Apr 16, 2012 in forum: Hydrodynamics and Aerodynamics
  19. Mat-C
    Thread

    Entry Angle vs Hollow Waterlines

    So... it's my understanding that hollow waterlines lead to an increase in wetted surface.... bad But, wouldn't they also lead to reduced entry...
    Thread by: Mat-C, Apr 16, 2012, 40 replies, in forum: Hydrodynamics and Aerodynamics
  20. Mat-C
    Thread

    Building Jig for Alumium Runabout

    Can someone please post some pics - or point towards some - that show what a building jig for a one-off aluminium runabout might look like? I...
    Thread by: Mat-C, Apr 9, 2012, 2 replies, in forum: Boatbuilding
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