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1. Dimension（Unit：mm）
2. Electrical Characteristics
2.1 Dielectric Antenna
Form 1
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No.
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Item
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Specifications
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Post Environmental Tolerance
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1
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Center Frequency
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1575.42 MHz
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±3 MHz
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2
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Band Width
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±5 MHz
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±1 MHz
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3
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V.S.W.R（in BW）
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1.5︰1
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—
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4
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Gain（Zenith）
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3 dB
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±0.5 dB
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5
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Polarization
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RHCP
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—
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6
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Impedance
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50 Ω
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—
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2.2 LNA / Filter
Form 2
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No.
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Item
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Specifications
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Post Environmental Tolerance
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1
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LNA Gain
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28±2 dB
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±2.5 dB
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2
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Noise Figure
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1.5 dB
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—
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3
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Filter Out Band Attenuation
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12dB Min f0+50MHz
16dB Min f0-50MHz
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±1.0 dB
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4
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DC Voltage
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2.2~5 V
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5
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DC Current
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5~15 mA
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2.3 GSM Antenna
Form 3
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No.
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Item
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Specifications
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1
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Frequency
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824~960 MHz / 1710~1990 MHz
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2
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V.S.W.R（5m）
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≤2.0︰1
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3
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Gain（Zenith）
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2 dBi
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4
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Impedance
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50 Ω
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2.4 Mechanical
Form 4
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No.
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Item
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Specification
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1
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Cable
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RG174 3m / 5m or others
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2
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Connector
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SMA / SMB / MCX or others
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3
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Plastic Housing
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Black
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4
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Mounting
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Screw
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3. Reliability
Condition：Temperature: 40±5℃
Load: DC=5V±0.5 V
Quantity: 2000pcs
Sustained Time: 480h
4. Environmental Specifications
Post Environmental Tolerance (Refer to the form 1~2 )
Condition：Temperature Range 25±3℃
Relative Humidity Range 55~75%RH
Operating Temperature Range -40℃~+85℃
Storage Temperature Range -40℃~+100℃
4.1 Moisture Proof
The device should satisfy the electrical characteristics specified in form 1~2 after exposed to the temperature 40±2℃ and the relative humidity 90~95% RH for 96 hours and 1~2 hours recovery time under normal condition.
4.2 Vibration Resist
The device should satisfy the electrical characteristics specified in form 1~2 after applied to the vibration of 10 to 55Hz with amplitude of 1.5mm for 2 hours each in X, Y and Z directions.
4.3 Drop Shock
The device should satisfy the electrical characteristics specified in form 1~2 after dropping onto the hard wooden board from the height of 30cm for 3 times each facet of the 3 dimensions of the device.
4.4 High Temperature Endurance
The device should satisfy the electrical characteristics specified in form 1~2 after exposed to temperature 80±5℃ for 24±2 hours and 1~2 hours recovery time under normal temperature.
4.5 Low Temperature Endurance
The device should also satisfy the electrical characteristics specified in form 1~2 after exposed to the temperature -40℃±5℃ for 24±2 hours and to 2 hours recovery time under normal temperature.
4.6 Temperature Cycle Test
The device should also satisfy the electrical characteristics specified in form 1~2 after exposed to the low temperature -25℃ and high temperature +85℃ for 30±2 min each by 5 cycles and 1 to 2 hours recovery time under normal temperature.
5. Weatherproof
Put the antennas in 1m deep water for 12h, and find 100% waterproof.
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