⚡ Precision resistor calculations, voltage dividers, and FastAPI web interface
r3cal: Resistor Color Code Calculator: Direnç Renk Kodu Hesaplayıcı
LED resistor calculator: series resistor, E-series value, real current, power rating, array layout optimizer and wiring diagram. Runs in your browser.
Find the best E-series resistor pairs for voltage dividers, regulator feedback and ADC inputs, with worst-case and Monte Carlo tolerance analysis. Runs in your browser.
Resistor colour code calculator: 3-6 bands both ways, SMD codes (EIA-96) and E6-E192 values with an interactive resistor. Runs in your browser.
ESP32-based multisensor accident detection and automated GSM emergency alert system.
Arduino-based smart parking system using ultrasonic sensing, servo scanning, LCD status display, LEDs, and buzzer alert.
A Rust 🦀 port of photoRADAR for the Arduino Nano ESP32.
Contains tools for making and solving electric circuits. In python and c++
Interactive resistor color code calculator with 4, 5 & 6-band support, reverse decoding and practice mode.
Go library and toolset for fixed resistors - color band decode/encode, SMD markings, E-series selection, physical inference, and engineering analysis. Includes a CLI, TUI, and self-contained web server.
A phototransistor "radar" 📡 built on an Arduino UNO, with a live web dashboard for the sweep data.
OhmLab — A collection of fast, interactive resistor and electronics calculators designed to help students and makers solve common circuit problems quickly and easily.
A component tester with a menu-driven interface with various measurement modes which include Resistors, Inductors, Capacitors, Diodes, LEDs, BJTs, LDR, Continuity.
Recommend a DC-DC feedback divider using only JLCPCB Basic (no-fee) resistors — reports error rate, tolerance, and LCSC part numbers.
Recommends resistors to combine in parallel to meet an exact target.
A modular electronic component value calculator (resistors, capacitors, etc.). Currently includes a fully featured Telegram bot. Designed to be extended to web, desktop, or mobile apps in the future.
Programmatically generated PCB libraries facilitating robust electronic product design.
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