ALLNET 4duino sada vysílače a přijímače 433 MHz (ALL-4duino-RF-433)

The ALLNET 4duino RF-433 is a high-quality 433.92 MHz transmitter and receiver module set designed for Arduino, Raspberry Pi, and other microcontroller projects. This set includes one transmitter and one receiver module, enabling wireless data communication over distances up to 200 meters (line of sight). With ASK modulation and TTL logic level, it integrates seamlessly into your DIY electronics and IoT applications.

Advantages

Reliable wireless communication at 433.92 MHz with a range of up to 200 meters. Low power consumption and wide operating voltage range for the transmitter (3.5V-12V DC) make it suitable for battery-powered projects. Compact module sizes allow easy integration into breadboards and enclosures.

Suitable for

• Arduino and Raspberry Pi projects
• Wireless sensor networks
• Remote control systems
• Home automation
• IoT prototyping

Key specifications

• Operating Frequency: 433.92 MHz
• Modulation: ASK
• Transmitter Voltage: 3.5V - 12V DC
• Receiver Voltage: 5V DC
• Transmission Range: Up to 200 m (line of sight)
• Data Rate: Up to 4.8 kbps
• Transmitter Current: 30 mA max (at 12V)
• Receiver Current: 4.5 mA typ (at 5V)
• Receiver Sensitivity: -105 dBm
• Transmission Power: 10 mW
• Logic Level: TTL
• Operating Temperature: -20°C to +85°C
• Transmitter Dimensions: 19 x 19 mm
• Receiver Dimensions: 30 x 14 mm
• Number of Modules: 2 (1x Transmitter, 1x Receiver)

Recommendations

For best performance, use a quarter-wave antenna (approx. 17.3 cm) soldered to the antenna pad. Ensure stable power supply and avoid placing modules near metal objects.