User's Manual

Reproduction forbidden without Fibocom Wireless Inc. written authorization - All Rights Reserved.
L850-GL Hardware User Manual Page
39
of
51
4 Radio Frequency
4.1 RF Interface
4.1.1 RF Interface Functionality
The L850 module supports two RF connectors used for external antenna connection. As the Figure 4-1
shows, “M” is for Main antenna, used to receive and transmit RF signals; “D/G” is for Diversity antenna,
used to receive the diversity RF signals.
Figure 4-1 RF connectors
4.1.2 RFConnector Characteristic
Rated Condition
Environment Condition
Frequency Range
DC to 6GHz
Temperature Range
Characteristic Impedance
50Ω
–40°C to +85°C
4.1.3 RF Connector Dimension
The L850 module adopts standard M.2 module RF connectors, the model name is 818004607 from ECT
company, and the connector size is 2*2*0.6m. The connector dimension is shown as following picture: