Hardware Design Specification
ASD-B-16-0247 Rev1.3
Page 75 of 105
September 8, 2017
RTK00V2XRC7746SFS
7.3
GPS antenna
7.3.1
Specification
About GPS antenna specification, please refer to the following data:
Table 27 Antenna Specification for GPS module
Item
Specification
Part Number
DAM1575 A4D1
Manufacturer
Taiwan ACC
Cable Length
5m
Center Frequency
1575MHz
±
3MHz
VSWR
Maximum 2.0
Bandwidth
Minimum 20MHz
IF Resister
50ohm
Peak Gain
4 dBic(base on 70mm x 70mm ground plane)
Gain coverage
≥-4dBic at -90°<θ<+90°
(
over 75% volume
)
Polarity
RHCP
Power consumption 1 watt
Gain
30dB(typical)
Noise parameter
1.5dB(typical)
Material
Copper
Plating treatment
Gold plating
Male/Female
Male
Filter
-24dB(
±100mHz)
DC voltage
3-5.0V ±0.25V
DC current
Maximum 16mA
Weight
≤110 g
Size
50x50x17 mm3
Cable type
rg174, 5m
IF Type
SMA
Color
Black
Work temperature
-40
℃
~ +85
℃
Save temperature
-40
℃
~ +85
℃
Vibration
sine wave, 1g(0-p) 10-150-10Hz for each axis
Humidity
95%~100%, no condensation