User guide

UC864-E/G/WD/WDU Hardware User Guide
1vv0300766a Rev.4
- 03/02/09
Reproduction forbidden without Telit Communications S.p.A’s. written authorization - All Rights Reserved. Page 35 of 78
Method 1 : Passive GPS Antenna
Method 2 : Active GPS Antenna
If the device is developed for the US and/or Canada market, it must comply to the
FCC and/or IC approval requirements:
This device is to be used only for mobile and fixed application.
6.4. GPS Antenna - Installation Guidelines (UC864-G only)
• The UC864-G due to its characteristics of sensitivity is capable to perform
a Fix inside the buildings. (In any case the sensitivity could be affected by
the building characteristics i.e. shielding).
• The Antenna must not be co-located or operating in conjunction with any
other antenna or transmitter.
• Antenna must not be installed inside metal cases.
• Antenna must be installed also according Antenna manufacturer
instructions.
External Antenna
GPS RX
BPF2
RFR6275
Pre-LNA
Quad
Down
Convert
GPS RX
BPF1
GPS RF
connector
UC864-G
GPS RX
BPF
The total LNA gain (within active antenna) before
the GPS RF connector of the UC864-G is less than 15 dB
External
LNA
GPS RX
BPF2
RFR6275
Pre-LNA
Quad
Down
Convert
GPS RX
BPF1
GPS RF
connector
External Antenna
UC864-G