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eBits Academy
Understand it. Build on it.
Understand the links, choose suitable parts and build with LoRa, Meshtastic, Reticulum and the electronics behind them.
The radio workshop
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LoRaUnderstand LoRa
Range, airtime and power: understand the radio before choosing a network.
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MeshtasticBuild with Meshtastic
From two nodes to useful messaging, coverage planning and troubleshooting.
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ReticulumExplore Reticulum
Connect radios and computers. Meet RNode, LXMF and the different network layers.
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RFChoose the right antenna
Antenna types, placement, connectors and cable loss, with a repeatable comparison method.
Read the guideAt the workbench: the electronics behind the link
VSWRProtect the radio output
What happens without an antenna? Understand reflections, VSWR and safe antenna changes.
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LNA / PAMeet the LNA and PA
Gain, noise and power: why receiver and transmitter amplifiers have different jobs.
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RF / LO / IFHow a mixer works
RF, LO and IF: follow the signal through frequency conversion and filtering.
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More projects, explanations and ideas from the eBits Academy.
Building a Brain in 10 Minutes with Nvidia
Today, we’re going to build a very simple brain. Not a sci-fi robot brain, but a basic neural network that can learn to...
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CPU and RAM Monitor, Literally
There you are, hard at work at the keyboard — perhaps editing video, with 12 Chrome tabs open and about to launch a...
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Meshtastic: understand radios, channels and your first network
A radio on the table, a phone in your hand and a message appearing on another device: that is a good first Meshtastic...
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MAX6675 – Thermocouple Module
A World of Heat and Precision: The Wonder of the MAX6675 Thermocouple Module
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Local ESP32 webserver with Mongoose and TTGO T-Display
Mongoose is an embedded networking library from Cesanta. It can give an ESP32 a local web interface and API endpoints. The Mongoose library...
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Pi-hole: DNS filtering on your own network
Pi-hole filters DNS queries on your network. When a device asks for a domain, Pi-hole can answer normally or block the query according...
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Introduction to IoT Protocols and Security - Air Quality Monitoring Station Series, Episode 21
The purpose of this lesson is to introduce you to some of the most important communication protocols used in IoT and highlight the...
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Ideas for Expanding the Project - Air Quality Monitoring Station Series, Episode 20
The purpose of this lesson is to inspire you to think creatively about how to improve and expand your IoT temperature and humidity...
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Optimizing the System for Stability - Air Quality Monitoring Station Series, Episode 19
Lesson objectives In this lesson, students will focus on optimizing their IoT system for long-term stability and performance. After integrating and testing the...
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Testing the Complete IoT System - Air Quality Monitoring Station Series, Episode 18
Lesson objectives In this lesson, you will test the fully integrated IoT system we have built so far. The goal is to ensure...
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Combining Display and Web Server Functionality - Air Quality Monitoring Station Series, Episode 17
Lesson objectives In this lesson, you will learn to integrate all the components of the IoT system into one unified project. Specifically, we...
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Displaying Sensor Data on a Web Page - Air Quality Monitoring Station Series, Episode 16
The goal of this lesson is to teach you how to dynamically display live sensor data — specifically temperature and humidity — on...
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