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3.Electrical Characteristics
3.1 Dielectric Antenna
Form 1No. | Item | Specifications | Post Environmental Tolerance |
1 | Center Frequency | 1575.42 MHz | ±3 MHz |
2 | Band Width | ±5 MHz | ±1 MHz |
3 | V.S.W.R(in BW) | 1.5:1 | — |
4 | Gain(Zenith) | 3 dB | ±0.5 dB |
5 | Polarization | RHCP | — |
6 | Impedance | 50 Ω | — |
3.2 LNA/Filter
Form 2No. | Item | Specifications | Post Environmental Tolerance |
1 | LNA Gain | 28±2 dB | ±2.5 dB |
2 | Noise Figure | 1.5 dB | — |
3 | Filter Out Band Attenuation | 12dB Min f0 50MHz 16dB Min f0-50MHz | ±1.0 dB |
4 | DC Voltage | 2.2~5 V | |
5 | DC Current | 5~15 mA | |
3.3 GSM Antenna
Form 3No. | Item | Specifications |
1 | Frequency | 824~960 MHz/1710~1990 MHz/1920 – 2170MHz |
2 | V.S.W.R(5m) | ≤2.0:1 |
3 | Gain(Zenith) | 2 dBi |
4 | Impedance | 50 Ω |
3.4 WiFi Antenna
Form 4No. | Item | Specifications |
1 | Frequency | 2400~2500 MHz |
2 | V.S.W.R(5m) | ≤2.0:1 |
3 | Gain(Zenith) | 3 dBi |
4 | Impedance | 50 Ω |
3.5 Mechanical
Form 5No. | Item | Specification |
1 | Cable | RG174 3m/5m or others |
2 | Connector | SMA/SMB/MCX or others |
3 | Plastic Housing | Black |
4 | Mounting | Screw |
4.Reliability
Condition:Temperature: 40±5°C
Load: DC=5V±0.5 V
Quantity: 2000pcs
Sustained Time: 480h
5.Environmental Specifications
Post Environmental Tolerance (Refer to the form 1~2 )
Condition:Temperature range 25±3°C
Relative Humidity range 55~75%RH
Operating Temperature range -40°C~ 85°C
Storage Temperature range -40°C~ 100°C
5.1 Moisture Proof
The device should satisfy the electrical characteristicsspecified in form 1~2 after exposed to the temperature 40±2°Candthe relative humidity 90~95% RH for 96 hours and 1~2 hours recoverytime under normal condition.
5.2 Vibration Resist
The device should satisfy the electrical characteristicsspecified in form 1~2 after applied to the vibration of 10 to 55Hzwith amplitude of 1.5mm for 2 hours each in X , Y and Zdirections.
5.3 Drop Shock
The device should satisfy the electrical characteristicsspecified in form 1~2 after dropping onto the hard wooden boardfrom the height of 30cm for 3 times each facet of the 3 dimensionsof the device.
5.4 High Temperature Endurance
The device should satisfy the electrical characteristicsspecified in form 1~2 after exposed to temperature 80±5°Cfor 24±2hours and 1~2 hours recovery time under normal temperature.
6.Weatherproof
Put the antennas in 1m deep water for 12h, and find 100%waterproof.
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(Manufactory) 800~2500MHz GPS&GSM&WiFi Antenna
(Manufactory) 800~2500MHz GPS&GSM&WiFi Antenna
