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Tutorials and Technical Guides

How to install the MacBook camera (FaceTime HD) on TailsOS
ByDaniel 🌴⚡️ Updated on13 de January de 2025
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The FaceTime HD camera of MacBooks is proprietary hardware that requires a specific process to work on TailsOS. Below, I’ll show you how to enable it safely using a simple script and checking your kernel version beforehand to ensure compatibility. The problem: why doesn’t the camera work on TailsOS? The FaceTime HD (Broadcom 1570) camera is a proprietary hardware component that requires specific drivers to function properly. Since TailsOS is a privacy-focused operating system based on Debian, it does not include support…

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Radio

How to calibrate the SI5351 oscillator crystal without expensive instruments
ByDaniel 🌴⚡️ Updated on9 de November de 2024
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In radiofrequency, precisely adjusting an oscillator without tools like oscilloscopes or frequency counters can be a challenge. However, together with EB1A, we discovered that it’s possible to achieve an accurate calibration of the SI5351 module using a simple JavaScript calculation tool, ideal for DIY projects like WSPR. Project goal We want the oscillator to be as close as possible to the desired frequency (in this case, 14 MHz). We’ll use a calibrated receiver, such as…

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Lightning Bitcoin

How to install LNbits and fund it with Phoenixd on a VPS with Ubuntu
ByDaniel 🌴⚡️ Updated on15 de May de 2025
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This guide walks you through the installation and configuration of LNbits and Phoenixd on a VPS running Ubuntu. LNbits is an open-source wallet and payment server designed for managing Bitcoin Lightning Network wallets, while Phoenixd is a lightweight Lightning Network node built for efficient liquidity management. This combination is powerful for those looking to maintain self-custody of their Lightning funds while handling payments easily. By exposing your setup to the clearnet, you can enable easier…

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Web Development Infrastructure

Ubuntu Server 24.04 initial configuration: a step-by-step guide
ByDaniel 🌴⚡️ Updated on23 de April de 2025
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Setting up an Ubuntu server for the first time can be overwhelming, especially if you want to cover the basic security and optimize it for development or production environments. This guide will walk you through the initial configuration steps to set up your Ubuntu server with a fundamental layer of security and efficiency. Whether you’re preparing a server for personal projects or a client’s website, following these steps will help you create a solid starting…

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Radio

Automate predictions and improve your chances in the hunt for weather probes
ByDaniel 🌴⚡️ Updated on8 de February de 2025
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Weather probes are key devices for collecting atmospheric data and improving weather forecasts. These probes, launched daily worldwide, ascend to high altitudes and gather crucial information like temperature, pressure, and humidity. The idea of automating predictions emerged during a probe hunt with EB1A. As we approached the site, there was a “sudden silence” — we discovered that the probe had already been picked up. That was when I decided to develop a system to make…

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Bitcoin Lightning

How to set up LNbits on Start9 and open your first payment channel
ByDaniel 🌴⚡️ Updated on21 de May de 2024
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In this article, I will guide you step-by-step on how to set up LNbits on Start9 and open your first payment channel. LNbits is a powerful and versatile platform that facilitates the management of accounts and payments on the Lightning Network. This tutorial is aimed at beginners and will cover everything you need to know to get started. What is LNbits and what is it used for? LNbits is an account and payment management tool…

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Bitcoin

How to connect Sparrow Wallet to your Bitcoin node on Tails
ByDaniel 🌴⚡️ Updated on2 de March de 2024
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Privacy and security in managing Bitcoin is a priority for many users. Combining Sparrow Wallet with Tails offers a robust solution for those seeking to maximize control over their transactions and funds. This article provides a detailed, step-by-step guide to connecting Sparrow Wallet to your Bitcoin node using Tails, emphasizing the importance of security and anonymity in the process. Preparing Tails Before installing Sparrow Wallet, it’s crucial to prepare Tails to ensure a secure foundation:…

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Bitcoin

Installing Sparrow Wallet on TailsOS persistently
ByDaniel 🌴⚡️ Updated on18 de October de 2024
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Recently, I’ve had the chance to experiment with TailsOS and Sparrow Wallet. Essential pieces for any Bitcoiner. TailsOS? What on earth is that magic? TailsOS, short for “The Amnesic Incognito Live System,” is a Linux-based operating system designed to preserve users’ privacy and anonymity. It runs from a USB drive or DVD and aims to provide a secure and anonymous environment for online activities. TailsOS includes encryption and anonymity tools like Tor, which routes traffic…

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Lightning Arduino Bitcoin ESP32

SATOFFEE⚡️ Lightning Coffee
ByDaniel 🌴⚡️ Updated on14 de February de 2024
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Satoffee⚡️ (Satoshi + coffee) is the name of this project that consists of a home coffee maker activated by payments made with Bitcoin using the Lightning Network. Can anything be cooler than this? In broad terms, what I have done is a small hack to the coffee maker to disable the only button it has, which is the coffee serving button. That button is then enabled with the help of a relay controlled by a…

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