RF relay control circuit of the TWS-BS3 433.92 MHz rf transmitter and RWS-371-6 433.92 MHz rf receiver modules are used. RF relay control circuit of the receiver is used in all of the relays on the Board of the... Electronics Projects, 433.92 MHz RF relay control circuit PIC16F84 "microchip projects, microcontroller projects, pic16f84 projects, picbasic pro examples, " Date 2019/08/03