TIM-LC uBlox, TIM-LC Datasheet - Page 8

• Manufacturer Part Number: TIM-LC
• Description: GPS Receiver Module
• Manufacturer: uBlox

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1.8 Antenna
This!GPS!receiver!is!designed!for!use!with!active!antennas.!!An!antenna!supervisor!is!provided.!!If!activated,!the!
GPS!receiver!is!capable!of!detecting!short!circuits!to!the!active!antenna!by!checking!the!bias!voltage!level!and!
can!shut!down!the!voltage!bias!immediately.!!A!series!resistor!is!needed!in!front!of!the!V_ANT!input.!!UBX!and!
NMEA!messages!are!provided!to!report!the!condition!of!the!antenna!supply.!!Open!circuit!detection!can!also!be!
supported!with!an!additional!external!circuit.!!For!details,!please!refer!to!the!ANTARIS System Integration Manual!
[1].!
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Table 5: Antenna Specification
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TIM-LC!-!Data!Sheet!
GPS.G3-MS3-03019-D!
Parameter
Antenna!Type!
Active!Antenna!
Recommendations!
Antenna!Supply!
Antenna!Supervisor!
Specification
!
Minimum!gain!
Maximum!noise!figure!
Maximum!gain!
!
Short!circuit!detection!
Open!circuit!detection!
!
!
Active!only!
25!dB!
1.5!dB!
60!dB!
Using!VCC_RF!
or!external!
Built-in!
Enabled!with!external!circuit!
your position is our focus
Functional!Description!
Page 8!
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