Meshtastic – Build your own hardware
n this guide, we’ll walk you through building your very own Meshtastic LoRa Node. Sure, you could easily buy a Heltec V3 for just 15 USD, but if you’ve got…
ESP32 Pinout Reference
The ESP32 has many GPIO pins and most are multi-functional. This article demystifies each pin and includes tips on their uses.
installing Espressif (ESP32) IDF Eclipse-Plugin into your Eclipse IDE – drag to install button
Eclipse Espressif - drag to install button
Double Triodes and Guitar Amplification
ICIAN, the chances are that you want to DELIBERATELY CHANGE the sound and characteristics of your amplifier. Your amplifier is an integral part of achieving your own personal sound, as…
The Tube Logic Story
Warm, powerful, responsive, dynamic, elastic…these are all terms that guitarists use to describe the satisfying experience of playing their favorite tube amps. Thanks to Roland’s Tube Logic, these words can…
Inside a Guitar Amplifier – Part. 1
Before reading this article, consider watching Uncle Doug demystify the Fender Champ Amplifier, Valves and transformers. It is not only a highly educational video but the way Doug simplifies the…
PCB Design Guidelines for EMI Reduction and EMC Optimization
All electronic circuit boards are intended to allow and even accentuate the flow of electrons to accomplish some performance objective. This action—the flow of current through a closed path—creates a…
Accessing Local Network Resources While Using VPN
When connecting to a corporate network via VPN, you will be subject to company firewall policy. This policy denies access to websites that are deemed to be dangerous, controversial, inappropriate,…
UHF Antenna Design, investigation and report
This article includes a report from an investigation of the performance of a Marconi antenna design that I had carried out in 2020. The transceiver radio system was based on…
How to resolve DNS issues on Windows 11 that began after an update
Network works but DNS is broken. Following a Windows 11 update ((KB5065789) (26100.6725)) I was unable to load web pages, My laptop showed that it was connected to the wireless…
Docker Compose YAML Explained: A Deep Dive into Configuration
This guide will help you not only get a grip on the Docker Compose YAML configuration but also gain a strong command of Docker.
Choosing the right LIDAR (Light Detection and Ranging) for your project !
YDLIDAR is a well-known brand of Lidar (Light Detection and Ranging) sensors. Lidar is a remote sensing technology that uses laser light to measure distances to objects and create detailed…
Extending Storage of your PBS (Proxmox Backup Server)
It is probably not common place to find yourself hosting a Proxmox Backup Server as a Virtual Machine running within an XCP -ng Hypervisor but, that is exactly where we…
how to determine your LXC or VM’s IP-address
In situations where you have setup your Container (LXC) or Virtual Machine (VM) to acquire its’ IP address from a Router, that is using DHCP. You may not be sure…
Wary of US surveillance? Try these European alternatives to Big Tech
As governments expand their reach, often with the help of Big Tech, control over our lives online is at risk of slipping away. But you are not powerless. You can…
Illuminate Your World with WLED: A Complete Guide
A Complete Guide. Discover how to set up WLED on ESP32 for customizable LED lighting. Perfect for DIYers and tech enthusiasts looking to add smart lighting effects to any space
Getting started with MicroPython on Arduino
Arduino started adding Python support to its boards. This article explores how anyone familiar with writing C/C++ sketches can quickly get started with deploying Python programs on their supported official…
What is bzip2?
bzip2 is a freely available, patent free (see below), high-quality data compressor. It typically compresses files to within 10% to 15% of the best available techniques, whilst being around twice…
How To Import QCOW2 Image Into Proxmox
In this guide, we will see how to import QCOW2 into Proxmox VE hypervisor and how to create a virtual machine using the QCOW2 image in Proxmox.
SSH config file for OpenSSH client
This page is about OpenSSH client configuration. For OpenSSH server configuration, see sshd_config. For Tectia SSH configuration, see Tectia SSH Server Administrator Manual. For configuring passwordless public key authentication, see…