Category: Electronics

20/02/2024

DIY Remote control for Raymarine ™ Seatalk ™ autopilots

In this post we are going to see all the details of how to build a remote control for the autopilot of our boat. Both the more traditional version, with relays connected directly to the buttons on the display, and the good version that connects to the SeaTalk bus of our Raymarine pilot and works in the same way as the original Raymarine remote control. […]

18/02/2024

Raspberry Pi and IMU sensors

We return to the Raspberry Pi and we are going to see how to add additional sensors to it. Specifically, we are going to add an IMU, which connected by I2C and for less than 4 euros, will allow us to control aspects of our boat such as heel, trim or heading. This is the basis to be able to build an autopilot for our […]

04/03/2023

Node-RED Automation

Today we will see how to AVOID your OUTBOARD, or the auxiliary, or any VALUABLE accessory of our boat from being STOLEN. Because we are going to see how, in a very simple way, we can make our boat know that things and people are on board and that it notify us when something is missing or that it is ahead and do things like […]

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 […]