[RC232] For EN 300 220, which “receiver category” (1, 1.5, 2 or 3) has been used for conformity assessment of RC1240? The RC1240 is compliant with receiver category 1.5. Last Update: July 21, 2017 July 21, 2017 1808 RC232 Q&A Related Knowledge Base Posts -[RC232] In your schematic i can see four connections on the RF Antenna port, A66 0 Ohm Resistor to a LGA Pad, L-Bead to Connector P6, Resistor to UFL Connector P3 ,Resistor to hole. Which of them are necessary for the antenna?[RC232] When the module is receiving data from the air, is it possible to send data from the host on the UART RXD ?[RC232] How this lower frequency does effect to the range?