PWM MOSFET Module – A Quick Analysis
A low cost PWM Power MOSFET Module. The module under the spotlight is the pretty common FR120N MOSFET Control Module which is a simple N-channel logic-level compatible power MOSFET board…
An electric circuit transfer function H(s) or H(jw)
𝐻(𝑠) or 𝐻(𝑗𝜔)) is the frequency-dependent ratio of a circuit's output signal (voltage/current) to its input signal, found by transforming the circuit to the s-domain (Laplace) or frequency domain (𝑗𝜔)…
LTspice: Models of ISO 7637-2 & ISO 16750-2 Transients
Simulating the ISO 7637-2 and ISO 16750-2 transients early in the design phase of an automotive product can pinpoint issues that would otherwise come to light during electromagnetic compatibility (EMC)…
Update to E-Book: Home Assistant & MQTT Mosquitto Setup adding Kodi Remote control and Zigbee2mqtt with Aqara and Ikea devices
This article refers to one of numerous eBooks published by Karl Joch, specifically on the widely adopted and very functional Home Assistant open-source platform. It represents Karl's 'update' notes on…
Simplicity Wins—Part 1: A Deeper Look into Active Balancing on BMS
by Frank Zhang Download PDF Abstract Simplicity and efficiency—even if not the shared pursuit of all designers—are the goals for most. Following the principle that simplicity wins, this article delves…
Home Assistant- Home Automation system fitted with AI Vision
Imagine a home that not only responds to your commands but also sees, understands, and acts on its own. With the integration of AI vision into the Home Assistant platform,…
Gemini 3 Workflows That Will 10x Your Productivity
What if you could accomplish in one hour what used to take an entire day? Imagine automating your most tedious workflows, building custom apps without writing a single line of…
Build an Autonomous Website That Updates Itself Every 5 Minutes : From Subreddits to Stories
What if your favourite webpage could update itself in real time, pulling in fresh, tailored content without you lifting a finger? It sounds like something out of a tech dream,…
Build a Full Stack AI SaaS & Deploy it Safely on Your VPS
What if you could turn an idea into a fully functional, scalable AI-powered application without feeling overwhelmed by the complexity of development? The rise of AI SaaS applications has opened…
Self-Hosting n8n: A Comprehensive Docker & Postgres, on VPS guide
Workflow automation tools offer incredible power, but most platforms ask you to trade control for convenience. When you use a cloud-only service, your data, your credentials, and your core business…
How to Validate a Docker Compose YAML File
Validating the Docker Compose YAML file ensures that configurations are correct, prevents runtime errors, and saves time during development and deployment.
How to set up n8n with Portainer or Docker Compose
Ready to try-out n8n as your next automation platform? Or are you already a long time user of n8n? Either way, in this blog I share how you can set…
Mapping with LiDAR (Light Detection and Ranging) sensor data
Mapping LIDAR sensor data is the process of using rapid laser pulses to measure distances and create highly detailed, three-dimensional representations of environments. The resulting data, known as a point…
OIF publishes new spec for 112 Gb/s RTLR optical interfaces
The Optical Internetworking Forum (OIF) has released a new implementation agreement defining 112 Gb/s Retimed Transmitter Linear Receiver (RTLR) electrical and optical interface to help meet rising data centre and…
112Gbps, PAM4
112 Gbps PAM4 is a widely adopted data transmission standard and modulation scheme used in high-speed networking and data centers to achieve aggregate data rates of 400 GbE (4x112G) and…
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…