KiCad and hardware projects using relay
Open relay hardware projects on BoardRepo, the GitHub for hardware. View the schematic, PCB, and BOM in your browser and download the KiCad sources, BOM, and Gerbers.
Projects
BelayBox reference hardware
Project Caribou documentation, designs, and project artifacts.
Aries, an OpenHPSDR ATU (kicad version)
<<<<<<< HEAD NewSky📺 中文版本
The source for the environmental sensors used at Kwartzlab
LibreCellular RF Front-End Hardware Design
Code and PCB designs for AutoBloomer MQTT sensor modules
Schematic, PCB files, firmware and 3d models for creating the IoT12 solder iron temperature controller for T12 compatible tips.
Compact version of the zigbee remote light control using ESP32-H2 and Home Assistant integration
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Hardware design, BOM, gerbers and 3D files for Air-quality-sensor-MQ135-breakout-with-easyC designed by Soldered Electronics.
LA2NI's OpenHPSDR 4 ways HF relay board (Kicad Version)
HF Antenna Switch
IOT Antenna Switch Control
A professional 4-channel RF RCA switching system with specialized RX (114.475mm x 72.575mm) and TX (71.475mm x 70.575mm) units. Features Omron G5V-1 relays, Right-Angle RCA jacks, and MCP1640 boost converters for stable 5V operation from AA batteries. Designed in KiCad v10.0 with optimized bottom-layer component placement
ESP32 EVSE Controller
Hardware battery safety controller (BSC)
Custom ESP32-WROOM-32 robotics controller PCB with onboard buck/LDO power regulation, auto-program circuit, and BTS7960/RMCS/relay/servo interfaces. Designed in KiCad.
Work-in-progress KiCad PCB design for a home automation relay and power monitoring board, including schematic review, PCB layout review, and DRC improvement notes.
Kicad project of an STM32-based board climate controller utilizing an RTC module for time-scheduled environmental reading of temperature/humidity with SHT30 sensor and optional small relay for control.
dry protection circuit
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ANGAZA_ELIMU_PCB
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An Open Source Oxygen Concentrator Brain Board for Oxikit with Particle or ESP32 board !
ESP32 ATX Power Controller
PCB and KiCad-Files for a 8Port WLED ESP32_mini Board
ESP32 driven, WiFi-enabled dual-button doorbell with custom audio signals and real-time red/green indicators.
一个基于RP2040+CH9329的4k音游控制器/可编程键盘 支持扩展 硬件宏 SDVX v1.1版本正在开发中
Analog DC Motor Driver (BC547 + 5V Relay). Hardware project designed in KiCad for Inatel's E05 analog electronics class.
Linear power supply, with digital control
Open-source air quality and environmental monitoring node with STM32H743 + ESP32-C3, LoRaWAN, RS485, USB-C, Li-ion charging, and multi-sensor support.
Custom industrial-grade PLC and logic controller engineered around the ESP32 platform.
Open Source Solar Inverter - Software, Hardware, Mechanics