Installation Manual

4
Copyright © Murata Manufacturing Co., Ltd. All rights reserved.
29 November 2019
3.Antenna
■Please refer to KDB 996369
■Please perform the antenna design that followed the specifications of the antenna.
■About the signal line between an antenna and a module
It is a 50-ohm line design.
Fine tuning of return loss etc. can be performed using a matching network.
However, it is required to check "Class1 change" and "Class2 change"
which the authorities define then.
The concrete contents of a check are the following three points.
１）It is the same type as the antenna type of antenna specifications.
２）An antenna gain is lower than a gain given in antenna specifications.
３）The emission level is not getting worse.
Antenna
Antenna type 2.4GHz Monopole Antenna
5GHz Monopole Antenna
50-ohm feed line length We test it at 6.15mm as a representative
■50-ohm feed line(microstrip line length)
Confidential