Category: DIY

  • 290 Watt DC-DC Power Supply

    290 Watt DC-DC Power Supply

    In this post I discuss building a multi-voltage DC power supply, built from commodity components, that accepts 10 to 24 volts in and will supply 5V 10A, 12V 5A, and 24V 3A for powering Raspberry Pi’s, routers, POE equipment, etc.

  • Arch Project (Part 1)

    Arch Project (Part 1)

    Adding a sturdy sailing arch to Sérénité will provide space to attach the radar dome, antennas, and davits for the dinghy. It will also be the lynchpin in the larger project of “greening” power generation aboard Sérénité. The arch will serve as the attachment point for two wind generators (port and starboard) and form the…

  • Sérénitié’s Parts Replication System (PRS)

    Sérénitié’s Parts Replication System (PRS)

    Part 1 – The Idea A few years ago, while I was perusing NASA tech briefs, I came across an article about how they were testing additive manufacturing to replicate parts in space, on demand. That is, instead of carrying a store of spares onboard a Mars mission to replace anything that might break or…