Quectel EG915U Series User Manual

LTE Standard Module Series
EG915U_Series_Hardware_Design 59 / 91
Figure 30: Coplanar Waveguide Design on a 2-layer PCB
Figure 31: Coplanar Waveguide Design on a 4-layer PCB (Layer 3 as Reference Ground)
Figure 32: Coplanar Waveguide Design on a 4-layer PCB (Layer 4 as Reference Ground)
To ensure RF performance and reliability, follow the principles below in RF layout design:

Quectel EG915U Series Specifications

General

Brand	Quectel
Model	EG915U Series
Category	Control Unit
Language	English