[RC232] Are the RC1140 and RC1240 compatible No. They are not compatible. Last Update: August 8, 2017 July 7, 2017 2441 RC232 Q&A Related Knowledge Base Posts -[RC232] What is the range of the module RC1180-RC232 868 MHz? Can this module communicate over a distance of 500m?[RC232] We use 2 Radiocrafts devices on the same board, do I need an extra EMI cage as shielding to avoid any EMI issues?[RC232] How can we make a repeater? Do you have a model or we could do it with two modules?