NL865B1 HW Design Guide
1VV0301450 Rev. 1
Page
49
of
72
2017-11-20
Antenna requirements
6.5.1.
Main Antenna
The antenna connection and board layout design are the most important aspect in the full
product design as they strongly affect the product overall performances, hence read
carefully and follow the requirements and the guidelines for a proper design.
The antenna and antenna transmission line on PCB for a Telit NL865B1 device shall fulfil
the following requirements:
Item
Value
Frequency range
Depending by frequency band(s) provided by the network
operator, the customer shall use the most suitable
antenna for that/those band(s)
Bandwidth
LTE Band VIII (900) : 80 MHz
LTE Band XX (800) : 71 MHz : 47 MHz
Impedance
50 ohm
Input power
> 23dBm Average power
VSWR absolute max
≤ 10:1 (limit to avoid permanent damage)
VSWR recommended
≤ 2:1 (limit to fulfill all regulatory requirements)
