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    <title>Castlerock Yachtworks</title>
    <link>https://castlerock.bigcartel.com</link>
    <description>Specializing in small 3D printed radio control and free sailing model yachts.
Build yourself from STL files or from our kitsets</description>
    <item>
      <g:id>120474057</g:id>
      <g:title>My Story</g:title>
      <g:description>&lt;p&gt;&lt;/p&gt;&lt;p&gt;The MiniMax Story&lt;/p&gt;&lt;p&gt;For as long as I can remember, I have been fascinated by model yachts.&lt;/p&gt;&lt;p&gt;As a boy growing up in New Zealand in the 1970s, I devoured every model yachting magazine I&lt;/p&gt;&lt;p&gt;could get my hands on from the United Kingdom. At that time the great classes were boats such&lt;/p&gt;&lt;p&gt;as the Marblehead, 10 Rater and A Class. Radio control was still relatively new and exciting, and&lt;/p&gt;&lt;p&gt;the sport seemed full of possibilities.&lt;/p&gt;&lt;p&gt;Somewhere during those years I had a dream that never left me.&lt;/p&gt;&lt;p&gt;In the dream, people were racing tiny radio-controlled yachts. The boats were so small they could&lt;/p&gt;&lt;p&gt;be held in one hand. They sailed on very small courses and looked enormous fun. Decades later I&lt;/p&gt;&lt;p&gt;can still remember it.&lt;/p&gt;&lt;p&gt;The problem was that in the 1970s and 1980s the technology simply didn&amp;#39;t exist.&lt;/p&gt;&lt;p&gt;The radios were too large. The servos were too large. The batteries were too large. The&lt;/p&gt;&lt;p&gt;manufacturing methods were too limited.&lt;/p&gt;&lt;p&gt;The idea remained in the back of my mind.&lt;/p&gt;&lt;p&gt;Over the following decades I became deeply involved in model yachting, particularly in&lt;/p&gt;&lt;p&gt;development and design work. I spent many years sailing and designing in a variety of classes&lt;/p&gt;&lt;p&gt;and became one of the early instigators of the Footy Class.&lt;/p&gt;&lt;p&gt;The Footy taught me a great deal.&lt;/p&gt;&lt;p&gt;It showed that very small yachts could be genuine sailing boats rather than toys. It also taught&lt;/p&gt;&lt;p&gt;me the unique challenges of small boats. Weight becomes critically important. Every gram&lt;/p&gt;&lt;p&gt;matters. Wind behaves differently. Water behaves differently. Small design decisions suddenly&lt;/p&gt;&lt;p&gt;become very important.&lt;/p&gt;&lt;p&gt;During this period I also developed what became known as the Mac Rig, a simple swing-rig&lt;/p&gt;&lt;p&gt;concept that remains widely used in Footys today.&lt;/p&gt;&lt;p&gt;Throughout all of this, the original dream never completely disappeared.&lt;/p&gt;&lt;p&gt;Every few years I would revisit the idea and ask the same question:&lt;/p&gt;&lt;p&gt;What is the smallest practical radio-controlled yacht?&lt;/p&gt;&lt;p&gt;Not the smallest possible yacht.&lt;/p&gt;&lt;p&gt;The smallest practical yacht.&lt;/p&gt;&lt;p&gt;&lt;/p&gt;&lt;p&gt;A yacht that people could realistically build, transport, store and sail.&lt;/p&gt;&lt;p&gt;A yacht that would lower the barriers to entering radio sailing.&lt;/p&gt;&lt;p&gt;A yacht that would fit into modern life.&lt;/p&gt;&lt;p&gt;Eventually modern technology caught up with the dream.&lt;/p&gt;&lt;p&gt;Tiny digital servos became available. Lightweight lithium batteries became available. Affordable&lt;/p&gt;&lt;p&gt;CAD software became available. Most importantly, home 3D printing became widely accessible.&lt;/p&gt;&lt;p&gt;Suddenly the impossible became possible.&lt;/p&gt;&lt;p&gt;MiniMax is the result.&lt;/p&gt;&lt;p&gt;&lt;/p&gt;&lt;p&gt;At only 220 mm long, MiniMax is probably close to the practical lower limit for a useful radio-&lt;/p&gt;&lt;p&gt;controlled sailing yacht. Smaller boats are possible—I have built and sailed boats down to 150&lt;/p&gt;&lt;p&gt;&lt;/p&gt;&lt;p&gt;mm and even 100 mm—but very quickly the compromises become overwhelming.&lt;/p&gt;&lt;p&gt;MiniMax sits in a sweet spot.&lt;/p&gt;&lt;p&gt;Small enough to carry anywhere. Small enough to sail on tiny bodies of water. Large enough to&lt;/p&gt;&lt;p&gt;be a genuine sailing yacht.&lt;/p&gt;&lt;p&gt;Every aspect of the design has been developed with simplicity in mind.&lt;/p&gt;&lt;p&gt;The Mac Rig minimizes parts and rigging complexity.&lt;/p&gt;&lt;p&gt;The ballast system uses a simple stainless-steel rod available from almost any hardware store in&lt;/p&gt;&lt;p&gt;the world.&lt;/p&gt;&lt;p&gt;The hull opening is sealed with ordinary tape rather than a complicated hatch system.&lt;/p&gt;&lt;p&gt;Sails are cut using printable templates.&lt;/p&gt;&lt;p&gt;The goal has always been the same:&lt;/p&gt;&lt;p&gt;Simpler. Cheaper. Easier. Better.&lt;/p&gt;&lt;p&gt;The idea extends beyond the boat itself.&lt;/p&gt;&lt;p&gt;MiniMax was designed from the beginning as a globally accessible class. Builders can print boats&lt;/p&gt;&lt;p&gt;themselves or obtain kits from licensed builders. Future updates can be distributed instantly. The&lt;/p&gt;&lt;p&gt;class can grow without relying on a single manufacturer.&lt;/p&gt;&lt;p&gt;Most importantly, MiniMax is intended to bring people together.&lt;/p&gt;&lt;p&gt;&lt;/p&gt;&lt;p&gt;Whether that means casual sailing, local fleets, youth programs, STEM education, club activities,&lt;/p&gt;&lt;p&gt;pond sailing, indoor sailing, or racing, the goal is the same:&lt;/p&gt;&lt;p&gt;To make sailing accessible.&lt;/p&gt;&lt;p&gt;To make it fun.&lt;/p&gt;&lt;p&gt;To create a boat that encourages participation rather than complexity.&lt;/p&gt;&lt;p&gt;Perhaps one day there will be MiniMax fleets all over the world.&lt;/p&gt;&lt;p&gt;Perhaps there will be national championships and world championships.&lt;/p&gt;&lt;p&gt;Or perhaps MiniMax will simply be a little boat that brings a smile to people&amp;#39;s faces.&lt;/p&gt;&lt;p&gt;Either outcome is fine by me.&lt;/p&gt;&lt;p&gt;After all, this project began with a dream nearly fifty years ago.&lt;/p&gt;&lt;p&gt;MiniMax is simply the latest chapter in that story.&lt;/p&gt;&lt;p&gt;Fair winds,&lt;/p&gt;&lt;p&gt;Brett McCormack&lt;br&gt;&lt;br&gt;&lt;/p&gt;</g:description>
      <g:price>0.01 EUR</g:price>
      <g:link>https://castlerock.bigcartel.com/product/my-story</g:link>
      <g:image_link>https://assets.bigcartel.com/product_images/428760756/729466656_122226789218285609_4697681554047556972_n.jpg</g:image_link>
      <g:additional_image_link></g:additional_image_link>
      <g:mpn>120474057</g:mpn>
      <g:condition>new</g:condition>
      <g:availability>in stock</g:availability>
    </item>
    <item>
      <g:id>120473928</g:id>
      <g:title>MiniMax builders kit</g:title>
      <g:description>&lt;p&gt;&lt;/p&gt;&lt;p&gt;MiniMax Builders kit&lt;/p&gt;</g:description>
      <g:price>85.00 EUR</g:price>
      <g:link>https://castlerock.bigcartel.com/product/minimax-builders-kit</g:link>
      <g:image_link/>
      <g:additional_image_link></g:additional_image_link>
      <g:mpn>120473928</g:mpn>
      <g:condition>new</g:condition>
      <g:availability>preorder</g:availability>
    </item>
    <item>
      <g:id>120445080</g:id>
      <g:title>MiniMax Builder STL pack V1.0</g:title>
      <g:description>&lt;p&gt;&lt;/p&gt;&lt;p&gt;&lt;/p&gt;&lt;p&gt;MiniMax Official License &amp;amp; STL Package&lt;/p&gt;&lt;p&gt;&lt;em&gt;Includes&lt;/em&gt;&lt;/p&gt;&lt;ul&gt;&lt;li&gt;All Official STL Files&lt;/li&gt;&lt;li&gt;Sail Templates&lt;/li&gt;&lt;li&gt;Full Build/print Instructions&lt;/li&gt;&lt;li&gt;Access to future updates&lt;/li&gt;&lt;li&gt;MiniMax class registration/class membership &lt;/li&gt;&lt;/ul&gt;&lt;p&gt;You will need a FDM printer with minimum 220mm high Z axis&lt;/p&gt;&lt;p&gt;to complete the model you will need TX/RX ,2 x 2gram servos and a 3.7v 180mah battery.&lt;/p&gt;&lt;p&gt;3,2&amp;amp;1mm carbon rod and suitable sail material&lt;/p&gt;&lt;p&gt;I recommend the equipment from Minimumrc.com&lt;/p&gt;&lt;p&gt;Files are supplied manually following registration. Please allow some time for e mail delivery due to time zone differences&lt;/p&gt;&lt;p&gt;This is a digital product, no physical product will be shipped&lt;/p&gt;&lt;p&gt;&lt;/p&gt;&lt;p&gt;&lt;/p&gt;&lt;p&gt;&lt;br&gt;&lt;br&gt;&lt;br&gt;&lt;br&gt;&lt;br&gt;&lt;/p&gt;&lt;p&gt;&lt;br&gt;&lt;br&gt;&lt;br&gt;&lt;/p&gt;&lt;p&gt;&lt;br&gt;&lt;br&gt;&lt;/p&gt;</g:description>
      <g:price>25.00 EUR</g:price>
      <g:link>https://castlerock.bigcartel.com/product/minimax-builder-stl-pack-v10</g:link>
      <g:image_link>https://assets.bigcartel.com/product_images/428759142/cover+photo.jpeg</g:image_link>
      <g:additional_image_link></g:additional_image_link>
      <g:mpn>120445080</g:mpn>
      <g:condition>new</g:condition>
      <g:availability>in stock</g:availability>
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