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BlitzTech Learn

Tutorials and project guides

Step-by-step electronics walkthroughs from the BlitzTech team. Arduino projects, Raspberry Pi setups, sensor builds, PCB design, and Zimbabwe-specific solar guidance. Free, beginner-friendly, with code you can copy.

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Sensors & IoT Intermediate 60 min

Building a Smart Weather Station with ESP32

Combine an ESP32, DHT22, and BMP280 to build a WiFi-connected weather station that publishes to MQTT and shows on your phone. End…

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PCB Design Intermediate 45 min

Your First PCB: From Schematic to Manufacturing

End-to-end walkthrough of designing your first PCB in KiCad, schematic, layout, manufacturing files, ordering. Targets a simple s…

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Solar Power Intermediate 30 min

Sizing a Solar System for a Zimbabwean Home

Methodical walkthrough of sizing PV, battery, and inverter capacity for a typical Zimbabwean household, accounting for grid outag…

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Sensors & IoT Beginner 25 min

Reading a DHT22 Temperature / Humidity Sensor with Arduino

Wire a DHT22 to an Arduino UNO, install the library, read temperature and humidity to the Serial Monitor. ~25 minutes including t…

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Raspberry Pi Beginner 15 min

Powering Your Raspberry Pi: The Right Way

Power-supply choices on the Pi are the #1 cause of mysterious crashes. Pick the right adapter, the right cable, and the right pow…

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Arduino Beginner 30 min

Getting Started with Arduino UNO

Your first 30 minutes with an Arduino UNO, install the IDE, wire an LED, upload your first sketch. Zero electronics experience re…

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