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Showing posts with the label Rpi Raspberry Pi Node-RED Ham Radio Amateur Radio P125M Tapo AC Outlet Remote Control Matter Home Assistant

A Weather Station Dashboard Without Weather Station Hardware - Using Node-RED and Open-Meteo

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  I've always liked having weather information available on my various Raspberry Pi and Node-RED dashboards. Temperature, humidity, wind, rainfall, barometric pressure and solar radiation. All the information you would expect from a reasonably sophisticated personal weather station. But I had a particular location I wanted to monitor where I didn't actually have a weather station. That got me thinking, could I build a Node-RED dashboard that provides much of the same information as a personal weather station, without buying hardware or subscribing to a commercial weather service? As it turns out, the answer is yes and the result is a new open-source project I've published on GitHub. GitHub Repository: https://github.com/n3bkv/open-meteo-node-red-dashboard The Idea My goal was fairly simple. I wanted something that looked and behaved like a traditional weather station dashboard, with current conditions, trends, historical information and some basic weather analytics. I also ...

Controlling AC gear with Node-RED and a Tapo Smart Plug (without using Matter or Home Assistant)

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If you’ve ever needed a reliable and inexpensive way to control AC gear remotely (power supplies, network equipment, etc) here is a simple solution for you. It will give you simple on/off control of a 15A outlet (with status) that integrates cleanly with an existing Node-RED setup. Recently I needed exactly that for a remote station I was building where I wanted to utilize an old Raspberry Pi 3B I had sitting in a drawer unused. I also wanted:      • A real AC outlet      • Enough current capacity for a piece of radio gear      • Local control (with minimal cloud dependency once set up)      • Something that works on armv7 / 32-bit Pi OS      • No Home Assistant or Matter complexity Here’s the solution that worked and why it’s a good fit for other hams.   The Hardware: TP-Link Tapo P125M The TP-Link Tapo P125M is a compact smart plug with a built-in AC outlet that is under $10 per unit. It supports...

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