1 x Standalone ATmega328P-PU w Reset Button and LED (or Arduino Uno R3); 1 x TWS-BS RF Transmitter Module (434 MHz); Breadboard + wires. Receiver: 1 x Arduino Uno R3; 1 x RWS-371 RF Receiver Module ...

These days, 433-MHz RF transmitter/receiver modules are very popular with electronics hobbyists and tinkerers. These cheap short-range radio modules can be used with almost all microcontrollers for a ...

Receiver Section. Now, moving on to the receiver section, which is also a simple circuit. The main components used here are: LCD display with I2C. Arduino Uno. RF receiver module. Relay module. Buzzer ...

Circuit Diagram of 433MHz RF Transceiver. ... At the left hand side we can see the 433MHz RF Receiver and on the right hand side we can see the RF Transmitter. ... doorbell, then this is the project ...

Specifically, it reads the value from a potentiometer on the transmitter side and controls the brightness of an LED on the receiver side. Components Used 2 x Arduino (Uno, Nano, etc.) 2 x nRF24L01 RF ...