Center Frequency 1575.42 MHz
LNA Gain 10~30dB
Noise Figure 1.5 dB
Cable RF1.13/other
3. Electrical Characteristics
3.1 Dielectric Antenna
Form 1
No. | Item | Specifications | Post Environmental Tolerance |
1 | Center Frequency(MHz) | 1575.42 MHz | ±3 MHz |
2 | Band Width(MHz) | ±4 MHz | ±1 MHz |
3 | V.S.W.R(in BW) | 1.5:1 | — |
4 | Gain(Zenith) | 0 dB | ±0.5 dB |
5 | Polarization | RHCP | — |
6 | Impedance | 50 Ω | — |
3.2 LNA/Filter
Form 2
No. | Item | Specifications | Post Environmental Tolerance |
1 | LNA Gain | 20±2 dB | ±2.5 dB |
2 | Noise Figure | 1.5 dB | — |
3 | Filter Out Band Attenuation | 30dB Min f0+40MHz 30dB Min f0-40MHz 40dB Min f0+100MHz 35dB Min f0-100MHz | ±1.0 dB |
4 | DC Voltage | 3.3 V | |
5 | DC Current | 9 mA | |
3.3 Mechanical
Form 3
No. | Item | Specification |
1 | Cable | RF1.13 or others |
2 | Connector | IPEX or others |
3 | Mounting | Internal |
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 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.
Update Date:2011-12-12 19:31:29
