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3.Electrical Characteristics

3.1 GSM Antenna

Form 1

No.	Item	Specifications
1	Frequency(MHz)	824~960 MHz/1710~1990 MHz
2	V.S.W.R(in BW)	≤2.0:1
3	Gain(Zenith)	2 dBi
4	Impedance	50 Ω

3.2     Mechanical

Form 2

No.	Item	Specification
1	Cable	RF1.13 or others
2	Connector	IPEX or others
3	Mounting	Internal

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 characteristics specified in form 1~2 after exposed to the temperature 40±2°Cand the relative humidity 90~95% RH for 96 hours and 1~2 hours recovery time under normal condition.

5.2 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.

5.3 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.

5.4 High Temperature Endurance

The device should satisfy the electrical characteristics specified in form 1~2 after exposed to temperature 80±5°Cfor 24±2 hours and 1~2 hours recovery time under normal temperature.

5.5 Low Temperature Endurance

The device should also satisfy the electrical characteristics specified in form 1~2 after exposed to the temperature -40°C±5°Cfor 24±2 hours and to 2 hours recovery time under normal temperature.

5.6 Temperature Cycle Test

The device should also satisfy the electrical characteristics specified in form 1~2 after exposed to the low temperature -25°C and high temperature +85°C for 30±2 min each by 5 cycles and 1 to 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) Inner GSM Antenna