title: matching network BLE antenna
body: <p>Hi I'm using a BLE module connected to a chip antenna, the antenna manufacture establish the path width is .4mm, if I need to match the network to 50ohm how can I do it? the system has a pi-match C1=0.8pF L=3.9nH and C2 is 0.8pF how can I make sure it match to 50 ohm?</p>