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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.
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More projects, explanations and ideas from the eBits Academy.
RF mixers: how a receiver moves a signal to another frequency
A radio mixer is not an audio mixing desk. It is a frequency-conversion circuit. By combining an incoming signal with a local oscillator,...
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RF amplifiers: why an LNA and a PA solve different problems
“Add an amplifier” sounds like a simple way to improve a radio link. In practice, you must first identify which end of the...
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Can transmitting without an antenna damage your radio?
Yes, it can, but “powered on” and “transmitting” are different states. The main concern is a transmitter delivering RF power into a load...
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Antennas for LoRa networks: choose the pattern, not just the biggest number
An antenna is part of a complete radio installation. Its frequency range, radiation pattern, polarisation, connector, cable and mounting position all matter. Buying...
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Reticulum, RNode and LXMF: understand the layers and build your first link
Reticulum is a way to build data networks across different communication media. LoRa can be one of those media, but Reticulum is neither...
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Meshtastic in practice: build a network that delivers useful messages
A successful Meshtastic project is not the one with the most nodes on a map. It is the one that delivers the messages...
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LoRa explained: range, airtime and choosing the right network
LoRa is useful when a small amount of information needs to travel farther than an ordinary short-range radio link. It does not turn...
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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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