General Characteristics; Gps Antenna Connector Characteristics; Power Requirements - National Instruments NI-9467 Getting Started

General Characteristics

Signal type
Datum
RF GPS signal frequency
Recommended signal strength at SMA
Max RF power at input
Input impedance
MTBF
[2]
PPS accuracy
1
Higher signal strength might saturate the receiver and degrade performance.
2
For the best timing accuracy performance, ensure that the GPS antenna has a clear
view of the sky. Refer to the Antenna Installation section for more details.

GPS Antenna Connector Characteristics

GPS antenna connector type
DC voltage output for active antenna
Max. current output
Minimum current for antenna presence detection
Over-voltage protection

Power Requirements

Power consumption from chassis
Active mode
L1 frequency; GPS C/A code
WGS-84
1575.42 MHz
[1] -135 dBm to -120 dBm
3 dBm
50 Ω, nominal
2,234,702 h at 25 °C; Bellcore Issue 2, Method 1, Case 3,
Limited Part Stress Method
±100 ns, > 99% typical
150 mA maximum
NI-9467 Getting Started
SMA female
+5 V ± 10%
30 mA
6 mA typical, 9.5 mA max
± 30 VDC
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