1. Product IntroduceThe external antenna, is a support Beidou two generation (B1) /GPS (L1) dual-mode active receiving antenna. The built-in high
performance dual mode (BD2/GPS) receiving module, ceramic antenna, low noise amplifier. The plastic shell, the waterproof design.
The product has the advantages of small volume, convenient installation and use.
2. AppearanceExternal dimension | 48.5*37*17mm | Mounting | -- |
Weight | -- | connector | SMA or other |
Shell Color | Black | Cable length | 3M or custom |
3. Operating Condition Temperature :-40ºC~+85ºC
Humidity:95%~100%
4. storage conditionTemperature:-45ºC~+85ºC
Humidity:95%~100%
5. Antenna performance Antenna Parameter
NO | Item | Specification | Remark |
1 | Receiving frequency(MHz) | 1575.42±2&1561.098±2 | ±2.5 |
2 | center frequency (30*30m)(MHz) | 1568±3MHz | ±3.0 |
3 | tape width(MHz) | ≥10 | |
4 | standing-wave ratio (SWR) | ≤1.5 | |
5 | Gain (dBi) | 3 | ±0.5 |
6 | axial ratio (dB) | 3.0 | ±0.2 |
7 | Polarization | RHCP | ---- |
8 | characteristic impedance (Ω) | 50 | ---- |
9 | temperature coefficient of frequency(ppm/ºC) | 0±10 | ---- |
10 | Patch antenna size(mm) | 25x25x4 | |
Amplifier
NO | Item | Specification |
1 | Frequency Range | 1575.42±2MHZ&1561.098±2MHz |
2 | Amplifier Gain | 23dB±1 |
3 | V.S.W.R. | ≤2.0 |
4 | Noise figure | ≤2.0 |
5 | direcy current | ≤10mA |
6 | direct voltage | 3.3v |