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| Company Name : | San Jose Technology, Inc. |
|---|---|
| Country : |  Taiwan |
Featuring excellent anti-signal interference capabilities and amazingly low current consumption, D-18 is the most compact GPS antenna module currently available on the market. Thanks to our cutting-edge technology that makes the device the tiniest possible without sacrificing performance. D-18's comprehensive coverage can extend to far-off horizon, performing excellently in foliage or urban canyon environment- even in the presence of electromagnetic interference! Coming up with diminutive but substantial enclosure plus unparalleled performance, D-18 is compatible with almost every GPS receiver model available on the market and provides a perfect alternative for a vast range of GPS applications in the fields of AVL, vehicle navigation, aviation and military.
| Physical Condition | ||
| Dimension | 18mm (L) x 18mm (W) x 8mm (H) | |
| Weight | 30 grams (excluding cable & connector) | |
| Antenna Element | ||
| Center Frequency | 1575.42 MHz +/- 1.023 MHz | |
| Polarization | R.H.C.P. (Right Hand Circular Polarization) | |
| Absolute Gain at Zenith | +3 dBi typically | |
| Axial Ratio | 3.0 dB typically | |
| Output VSWR | 1.5 dB typically | |
| LNA (Low noise Amplifier) | ||
| Center Frequency | 1575.42 MHz +/- 1.023 MHz | |
| Gain | 17 dB | |
| Band Width | 2 MHz | |
| Noise Figure | 1.3 dB typically | |
| Supply Voltage | 2.5 ~3.3 V DC | |
| Current Consumption | 4.5 ~ 8.0 mA | |
| Output Impedance | 50 ohm | |
| Total Specifications(Through Antenna, LNA, Cable and Connector) | ||
| Center Frequency | 1575.42 MHz | |
| Gain | 15 dB typically | |
| Noise Figure | 1.8 dB | |
| Band Width | 2 MHz | |
| Axial Ratio | 3 dB max. | |
| VSWR | 1.5 dB typically | |
| Output Impedance | 50 ohm | |
| RF Cable | RG174/U (standard), with RG-178/U and RG-316/U as customized options. | |
| Pulling Strength | 6 Kg/5 sec. with molded plastics on connector end for strain relief | |
| Connector Available | BNC, TNC, FME (to be adapted), GT5, MCX (OSX), SMA, SMB or SMC in straight or right angle type | |
| Optional Adapters | FME~MCX, FME~BNC, FME~SMA, FME~SMB, FME~TNC | |
| Environmental Conditions | ||
| Operating Temperature | -30°C~+80°C | |
| Storage Temperature | -40°C ~+90°C | |
| Relative Humidity | 95% non-condensing | |
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| Company Name : | San Jose Technology, Inc. |
|---|---|
| Country : | Taiwan |