AM/FM-DAB-4G-GNSS Combo Antenna

1.1 GNSS antenna

Antenna characteristic

(1) Frequency range: 1558MHz ~ 1577MHz;

(2) V.S.W.R: ≤2.0;

(3) Impedance: 50Ω± 3Ω;

(4) Maximum gain: ≥2.0dB;

(5) Polarization: right-handed circular polarization;

Low noise amplifier characteristics

(1) Frequency range: 1558MHz ~ 1577MHz;

(2) Working voltage: DC 3.0V ~ 5.0V;

(3) Working current: 10±3mA;

(4) Output gain: 30±3dB;

(5) Output impedance: 50Ω±3Ω;

(6) Output standing wave ratio: ≤2.0;

(7) Noise factor: ≤1.5dB;

1.2 LTE Antenna

(1) Frequency range: 824 ~ 960MHz/1710 ~ 2170MHz/2300 ~ 2690MHz;

(2) V.S.W.R: 824 ~ 960MHz < 3.0/1710 ~ 2170MHz < 3.0/2300 ~ 2690MHz < 3.0

(3) Antenna gain: ≥-4dBi

(4) Characteristic impedance: 50Ω

(5) Polarization: line polarization

1.3AM /FM antenna

Antenna characteristic

(1) Center frequency: 98MHz±2MHz;

(2) V.S.W.R: ≤2.5; (Center frequency)

(3) Characteristic impedance: 50Ω± 3Ω;

Low noise amplifier characteristics

(1) Working voltage: DC 9.0 ~ 16V;

(2) Working current: 50±10mA;

(3) Working frequency: AM 520KHz ~ 1710KHz;

                                      FM 87.5MHz ~ 108MHz;

(4) Output gain: AM 5±3dB;

                           FM 15±3dB;

(5) Output impedance: 50Ω±3Ω;

(6) Output standing wave ratio: ≤2.0;

(7) Noise factor: ≤3.5dB;

(8) Intermodulation intensity: ≥50dB;

1.4 DAB Antenna

Antenna characteristic

(2) Noise factor: ≤3.5dB

(3) Output standing wave: ≤2.0

(4) Characteristic impedance: 50Ω

(5) Working voltage: DC 5.0V±0.2V

(6) Working current: 20mA ~ 35mA

1.5 Environmental Requirements

(1) Operating temperature: -40℃ ~ +85℃;

(2) Storage temperature: -40℃ ~ +90℃;

(3) Protection grade: IP67 (after vehicle assembly)