[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 2361 Antenna Q&A Related Knowledge Base Posts -[ANT] How can I optimize my antenna performance?[ANT] Can I use a chip antenna on 169 MHz?[ANT]”How free must an PCB antenna strip be? I.e. minimum distance to neighbor parts/ground lines?