[ANT] I have an existing 2.4GHz design. Now I want to change to an 868 MHz solution. Can I reuse the antenna? No, the antenna made for 2.4 GHz will perform very bad at 868 MHz Last Update: August 8, 2017 January 11, 2017 2405 Antenna Q&A Related Knowledge Base Posts -[ANT] Can I use a directional antenna with the module?[ANT] Can I use a PCB antenna on 169 MHz?[ANT] “Hello we would like to use your module in a space limited device. What chip antennas do you recommend for your module RC1180?”