1. Product Introduction
The GPS built-in active antenna is composed of ceramic antenna body, low noise amplifier and feeder cable. It has the following characteristics:
- Low voltage: 2.7~3.3V
- Low noise coefficient: <2.0
- Gain: 26±2dB
2. Antenna Structure
Size |
25×25×8.7mm |
Connector |
MMCX Gold-plated bend head |
Connecting line |
RG178 cable |
Weight |
20g |
Working temperature |
-40ºC~80ºC |
Working humidity |
10%~95% |
Storage temperature |
-45ºC~85ºC |
Storage humidity |
10%~95% |
Length of lead |
200mm |
3. Technical characteristics
3.1 Antenna Parameters
Center frequency |
1575.42MHz |
Width |
10MHZ |
Gain (maximum direction) |
3dB |
Gain (10 °elevation) |
-5dB |
Polarization |
RHCP |
Impedance |
50Ω |
(the above indicator test is based on 25x25mm ground)
3.2 Low noise amplifier
Center frequency |
1575.42MHz |
Gain |
26±2dB |
Noise factor |
<2.0dB |
V.S.W.R |
<2.0 |
Working voltage |
2.7~3.3V |
Working current |
10±2mA |
Impedance |
50Ω |
5. Antenna size (unit: mm)


