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Mirko Pavleski

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96
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25
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Arduino , Electronics, DIY, Science, Tech, Experiments

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In this project, I built a fully functional analog-style VU meter using an CrowPanel 3.5"-HMI ESP32 display, and LVGL.

ESP32 Analog VU Meter – Smooth Needle, Real Audio Response

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A professional-looking VFO for your radio projects without spending a fortune on touchscreen, rotary encoder or complex hardware.

The Ultimate Smartphone VFO ESP32 & Si5351 Wireless Control

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Learn how to make a simple device for monitoring the state of the ionosphere and the quality of shortwave signals using the CA3089 chip.

DIY Shortwave Propagation Monitor - Measure Ionosphere Condi

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By integrating advanced sensors and optimizing the power management of the ESP32, I've created a DIY smart lock that is both reliable and energy-efficient.

Professional grade Smart Lock with ESP32, BLE and Android Ap

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This ECC83 (12AX7) preamplifier project successfully delivers the warm, pleasant, and dynamic sound characteristic of vacuum tubes.

Building a 3-Input Stereo ECC83 (12AX7) Tube Preamp

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The system displays real-time weather data including radar maps, cloud coverage, rain intensity, and detailed multi-day forecasts with interactive graphs.

ESP32 Weather Dashboard with Satellite Maps and 16-day Weath

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The AD9850-based VFO provides a clean, sine-wave alternative to square-wave oscillators

DIY Arduino VFO with AD9850 & TM1638 Pure Sine Wave Signal G

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By following these steps, you can create professional-looking, durable housings that give your DIY electronics a polished and functional finish.

How to make Professional Enclosures for your Electronic Proj

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Using the LVGL library and SquareLine Studio, I created a visualization that is not only functional, but also aesthetically enriches any audio system.

Retro Analog VU Meter on Round dispalys (ESP32 and GC9A01)

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This project transforms basic components like LED strips and an Arduino into a professional-grade arcade experience

Ultimate 2-Player Reaction Timer with WS2812B LED Strips & A

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This project successfully merges the nostalgic charm of a vintage tube radio with the power of modern internet streaming using the Crowpanel 7-inch Pi Terminal.

Building a Vintage Tube-Style Internet Radio with Raspberry

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In this video, I demonstrate the simplest way to build an advanced, keyless security device using the CrowPanel 1.28-inch-HMI ESP32 Rotary Display. This module is a game-changer for DIY electronics because it integrates a touch screen, a physical button, and a rotary encoder into one sleek unit.

DIY Smart Code Lock with CrowPanel 1.28" Rotary Display

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