1. Dimension（Unit：mm）
2. Electrical Characteristics
2.1 GSM Antenna
Form 1
|
No. |
Item |
Specifications |
Post Environmental Tolerance |
|
1 |
Center Frequency |
880 MHz~960 MHz / 1710 MHz~1990 MHz |
±3 MHz |
|
2 |
V.S.W.R |
2.0︰1 |
— |
|
3 |
Gain（Zenith） |
2dB±1dB@900MHz or 1dB±1dB@1800MHz |
±0.5dB |
|
4 |
Impedance |
50Ω |
±2 Ω |
2.2 Mechanical
Form 2
|
No. |
Item |
Specification |
|
1 |
Cable |
RG 174 3m / 5m or others |
|
2 |
Connector |
SMA / SMB / MCX or others |
|
3 |
Plastic Housing |
Black or White |
|
4 |
Mounting |
Screw / Magnetic / Stick |
3. Reliability
Condition：Temperature: 40±5℃
Load: DC=5V±0.5 V
Quantity: 2000pcs
Sustained Time: 480h
4. Environmental Specifications
Condition：Post Environmental Tolerance (Refer to the form 1)
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 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 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 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 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 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 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.