1€ TRX - One Euro TRX
I learned about the Sub-1€ TRX challenge from Ismo (OH2FTG) - thank you (maybe for getting me addicted?). The constraints Sub-1€ TRX, with LCSC parts. This excludes the PCB, so it can be 10x10 2-layer or 5x5 4-layer. My Design Ideas DreamLNK DL-RXC2016BH-433M for OOK RX - 40 USD cents Plus Radio-less Direct-TX-Signal generation using CH32V003 SOP-8 MCU! - 15 cents Better deal: WIRELESS WL4456 (TX) and WIRELESS WL550 (RX) pair - 17 cents ...