📡 433MHz RF Wireless Transmitter & Receiver Kit – TX + RX 📡
A compact and easy-to-use 433MHz RF kit for simple wireless digital data and command transmission. Perfect for remote control projects, wireless sensor links, and MCU-to-MCU data transfer (Arduino, Raspberry Pi). Quick to set up — TX transmits digital pulses, RX outputs received digital data for easy decoding.
✅ Specifications:
- Frequency: 433.92 MHz (approx. 433 MHz)
- Modulation: OOK / ASK
- TX Pins: VCC, GND, DATA
- RX Pins: VCC, GND, DATA, ANT
- Range: 30 – 200 m
- Data Rate: ~1 – 10 kbps
- Operating Voltage: 3.3V – 5V.
- Low TX power consumption; RX moderate
- Requires antenna for best performance
- Compatible with Arduino, Raspberry Pi and common microcontrollers
- Approx. Weight: 20 g per kit
🔹 Key Features:
✔ Plug-and-play wiring with digital I/O or serial interface.
✔ Budget-friendly solution for prototypes and experiments.
✔ Good coverage for home/indoor remote control and sensors.
✔ Low-power TX is battery-friendly.
✔ Works with popular libraries (VirtualWire, RadioHead, etc.).
✔ Reliable for simple on/off commands and sensor packets.
📌 Common Applications:
- Remote control switches and remotes.
- Wireless sensor networks (temp, motion, door sensors).
- DIY IoT projects and telemetry.
- Home automation & lighting control.
- Educational electronics and robotics prototypes.
- Short-range MCU-to-MCU communication.