FS1000A 433Mhz RF Wireless Transmitter and Receiver Kit:

The FS1000A 433MHz RF Wireless Transmitter and Receiver Kit offers a simple, low-cost solution for short-range wireless data transmission. Perfect for hobbyists, students, and engineers, this RF module pair is commonly used in DIY electronics, home automation, and wireless control systems. It is compatible with popular microcontrollers like Arduino, ESP8266, Raspberry Pi, and others.

Applications

• Wireless remote controls

• Home automation projects

• Security systems (e.g., door sensors, alarms)

• Sensor data transmission

• DIY IoT and robotics projects

• Wireless communication between two microcontrollers

Kit Contents

• 1 x FS1000A 433MHz RF Transmitter Module

• 1 x 433MHz RF Receiver Module

Technical Specifications

Transmitter Module (FS1000A):

• Working Voltage: 3V–12V DC (optimal at 12V)

• Transmitting Distance: Up to 100 meters (with antenna)

• Output Power: 10mW

• Dimensions: 19mm x 19mm

Receiver Module:

• Operating Voltage: 5V DC

• Sensitivity: -105 dBm

• Operating Frequency: 433 MHz

• Dimensions: 30mm x 14mm

Advantages

• Affordable and beginner-friendly

• Wide compatibility with microcontrollers

• Ideal for wireless communication without Wi-Fi or Bluetooth

• Easy to set up using libraries like VirtualWire or RadioHead (Arduino)

Usage Tips

• Antenna: Use a 17.3 cm wire for both TX and RX for optimal performance

• Line-of-sight: Max range achievable in open space; walls and interference reduce range

• Libraries: Works well with Arduino's VirtualWire or RadioHead libraries

• Note: No onboard encoding/decoding; use a microcontroller to handle communication logic