Category: Electronics

03/12/2022

Alternatives to the Raspberry

In today’s post we are going to see how to give an old computer a new life. This will allow us, for example, to turn it into a real cheap alternative to the Raspberry Pi, but it will also be a good complement to be able to use it as a navigation plotter on the boat, or as Radar for boats and airplanes, in the […]

07/10/2022

Universal Radio Receiver

In this post we are going to talk about SDR software defined radio and how with just our mobile and a USB TV tuner for 15 euros we will be able to have our own portable SHIP LOCATOR (AIS) or a RADAR with nearby AIRCRAFT, a universal radio SCANNER to listen to any broadcast and even a TV on the mobile. All WITHOUT the need […]

23/09/2022

Chain counter

In this post, we are going to see everything we need to build ourselves, a chain meter counter for the windlass anchor of our boat. A very simple and useful invention that for about 20 euros will allow us to anchor with much more criteria. In fact, in the video you have information about the correct anchoring and all the details about the operation and […]

17/06/2022

Homemade Wireless MOB (Man Over Board) Device

In this post we face a FALL INTO WATER (MOB) sailing SOLO. We tested and demystified some of the traditional techniques to prevent and SURVIVE a man overboard. And above all we built ourselves a very simple wireless invention, for 25 euros, that stops the boat’s engine in case we fall into the water. All of that with plenty of testing, crashes, and good humor. […]

11/03/2022

Rev counter for our engine

I am surprised and concerned at how expensive some original parts for our boat engines can be.My Yanmar 2GM20F engine did not come with a rev counter, a tachometer, and when I started looking for the original part, especially the engine sensor, I almost fell on my ass: 200 euros for the engine sensor and at least 100 more for the clock !! A search […]

25/02/2022

Ruggedized tablet to navigate (by the sea)

This time we are going to talk about using a tablet as an economical plotter on our boats. We have prepared a video for you in which: we bought and tested the cheapest rugged, waterproof (aquatic) tablet on the market: The OUKITEL RT1. We compare it with other tablet options that we can also use on our boats as a plotter, we put it to […]