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Bruno and Salvatore, aka Barbamasu (www.barbamasu.com), have been working hard on their Hirundo 750 during the last month; the boat has now the cabin panels closed, faired and completed, the engine shaft and related propeller set up on board and laminated on the hull , which has been quite an […]

Steady progress on Hirundo 750 from Barbamasu

Idea 19 “Muchacha”  screaming downwind in southwestern coast of Sardinia : superfun,  great speed, and a boat always dry and safe. What else ?  

IDEA19 + downwind = SUPERFUN

timelapses movies, those super accelerated clips that are becoming viral on the web, have an hypnotic effect on me , even more if they describe a building process of a hi-tech boat; in the very last days one of these movies has been posted by several FB and Twitter friends; […]

Timelapse and IMOCAs : unveiling some boatyards tricks

Timelapse e IMOCA: sveliamo alcuni trucchetti da cantiere I timelapse , quei filmati accelerati che spesso diventano virali sul web, hanno su di me un effetto ipnotico, figuriamoci poi i timelapse che descrivono la costruzione di una barca a vela; in questi giorni è passato più e più volte tra […]

Timelapse e IMOCA: sveliamo alcuni trucchetti da cantiere

In my last post on this blog I wrote about stability on sailboats, how does it changes with different hull shapes and different center of gravity shifitng, we pointed our attention on stability curves, their meaning and limits Now let’s make several steps in a completely different world , making […]

Stability and foils on IMOCA sailboats

questo è il primo post in italiano del mio blog, che normalmente è in inglese , buona lettura ! Nell’ultimo post del blog abbiamo parlato di stabilità per le barche a vela, come varia al variare delle forme di scafo e della posizione del baricentro, abbiamo visto che significato hanno […]

Stabilità e foils sui nuovi IMOCA ocean racer

Several persons recently asked me stability curves of some of my projects , I e-mailed them the curves and the conditions in which they were calculated and several comments on them; in this post I will do a brief summing up of: what’s stability in a boat and how we […]

Boat Stability for dummies

Engine for small sailboats : how to choose it part two in the first part of this topic we pointed our attention on a general description of the three main engine categories (diesel inboard, gasoline outboard, electric engines, both inboard and outboard), and then we examined them form the costs […]

Engine for small sailboats , part two

Engine for small sailboats : how to choose it part one My projects are focussed on small sailboats, up to about 30 feet, boats on which the choice of the engine often has a heavy impact on the project from several points of view: costs, reliability, weights, effectivness of the […]

Engine for small sailboats

Crispy 660 Cabin is a new boat project currently on the drawing board; she’s basically a spin off of open Crispy 650 boat; she’s a new design which has been claimed by several customers in the last months. Lobster 31 has received several enthusiastic reviews and request for further info, but building […]

NEWS: Crispy 660 Cabin

      Three years ago I developed a quite interesting project together with Greenyacht enterprise: she was called Greenyacht Hybrid 33, basically she is a semidisplacement vessel suited for medium range cruise with a hybrid engine, with at least two hours of zero emission mode endurance at 6.5 knots […]

Greenyacht Hybrid 33 : how about a wooden one ?

sportboat wooden sailboat plywood plans
The first  IDEA21 hull is currently on the building stage in Argentina; Martin, the owner/builder, has just released a FB page “Velero Libertas” where he will release images and building tips, a really useful help for those who will choose to built this small cute rocket. Stay tuned !

Follow IDEA 21 progress on facebook