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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
Choose your next learning path
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.
Read the guideExplore more electronics
More projects, explanations and ideas from the eBits Academy.
Why Every IoT Project Needs to Know Low-Power Modes
If you’re building anything that runs off batteries — wearables, remote sensors, or small gadgets — your microcontroller’s power draw is just as...
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Go Tiny, Measure Right: Building a Breadboard Voltmeter with the CH32V003J4M6
Ever built something so compact it feels more like magic than engineering? If not, you’ll want to check out “ CH32V003J4M6 – Breadboard...
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Bit-Banging I²C with the CH32V003F4P6 & Driving an OLED Display
Sometimes the best way to truly understand your microcontroller is to take away the comfort of built-in hardware and do things by hand....
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Unlocking the Magic of I²C: From Philips Labs to Your DIY Projects
Ready to embark on a microcontroller adventure? Before diving into the awesome CH32V003F4P6 tutorial on I²C communication, let’s take a quick journey into...
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Stop Polling, Start Interrupting: Learn to master CH32V003F4P6’s Interrupts
In the world of microcontrollers, relying on polling—continuously checking a sensor or input—is like watching paint dry. Enter interrupts : the smarter, more...
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From Signals to Data: Exploring the CH32V003F4P6’s ADC Basics
When working with microcontrollers, one of the first challenges you’ll encounter is bridging the gap between the analog world we live in and...
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Timers, PWM, and a Tiny MCU That Packs a Punch - CH32V003F4P6
If you’ve been following along with Curious Scientist’s blog series on the CH32V003F4P6 microcontroller , you’ll know things started simple: toggling GPIOs, chatting...
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Zooming into UART with the CH32V003F4P6
When Curious Scientist launched their CH32V003F4P6 – USART basics tutorial, it felt like uncovering a secret superpower. It takes things further than GPIO:...
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Unlocking the CH32V003F4P6: Your New Favorite Microcontroller
Let’s be real—when you hear “RISC-V microcontroller,” your first instinct is probably to double-check that it's not a typo. But nope, it's real,...
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Reinvent Your Office Nameplate with E‑Ink & ESP32: A DIY Blend of Retro Tech and Modern Design
Forget sticky notes and printed signs— your office door deserves smarter tech . Curious Scientist's latest project blends ESP32 microcontrollers with a 2.9"...
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Bluetooth interference: understand signals and troubleshoot connections
When Bluetooth stutters or disconnects, the cause may be radio interference, distance, power supply, antenna placement or software. Here we investigate through observation...
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Building a Reflow Hot Plate from Scratch
Mains and heat safety: A mains-powered heater with a TRIAC control stage requires appropriately rated isolation, a suitable closed enclosure, electrical protective measures,...
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