gsm antenna

　　　　　　　　 　　 3.1 Dielectric Antenna 　　　　　　　　　　　　　　　　　　　　　Form 1 3.2　Mechanical Form 2No.ItemSpecification1CableRG 174 3m/5m or others2ConnectorSMA/MMCX or others3Plastic HousingBlack4Size22×115mm 4　　Reliability Condition Temperature: 40±5°C 　　　　　　Load DC=5V±0.5 V 　　　　 　 Sustained Time 480h 5　　Environmental Specifications Condition 　　　　　Post Environmental Tolerance (Refer to the table 1 or 2 ) 　　　　　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 paragraph 3.1 3.2 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 paragraph 3.1 3.2 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 paragraph 3.1 3.2 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 paragraph 3.1 3.2 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 paragraph 3.1 3.2 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 paragraph 3.1 3.2 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.