DS-28 Mobile GPS and GLONASS Active Antenna
DS-28 is the most compact & sensitive GPS and GLONASS antenna available on the current market. It is designed with ESD Circuit Protection for Mobile Applications. Its state-of-the-art technology allows for miniature without compromising the performance. With good coverage almost all the way to the horizon, it performs excellently in foliage or urban canyon environment -- even in the presence of electromagnetic interference! Featuring diminutive and rugged enclosure and unparalleled performance, DS-28 is compatible with almost every GPS/Glonass receiver model on the markets and provides an excellent alternative for a vast range of GPS/Glonass applications including AVL, Vehicle Navigation, Aviation, and Military.
Specifications
| Physical Condition | ||
| Construction | Polycarbonate- radome at top, die-cast shell at bottom/ rubber gasket for water seal in between | |
| Dimension | 46.27mm (L) x 38.19mm (W) x 12.26mm (H) | |
| Weight | 50 grams (excluding cable & connector) | |
| Standard Mounting | Magnet mount with two magnets & screw mount | |
| Optional Mounting Plate | Customized metal sheet | |
| Cable & Connector | ||
| RF Cable | 5 meter RG174/U (standard) cable, other length available | |
| Pulling Strength | 6 Kg @ 5sec 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 | |
| Optional Adapters | Universal Connector Adapter (FME to TNC/BNC/SMA/SMB/MCX) | |
| Antenna Element | ||
| Polarization | R.H.C.P. (Right Handed Circular Polarization) | |
| Gain @ Zenith | 1.5 dBic typical Mounted on the 70mm x 70mm square ground plane |
|
| Axial Ratio | 90o?3.0dB max. Mounted on the 70mm x 70mm square ground plane |
|
| Low Noise Amplifier | ||
| Gain | 27dB @ 3V | |
| Bandwidth | 43 MHz min. @<-10 dB | |
| Noise Figure | 1.5dB Typical . | |
| Supply Voltages | 2.5 ~5V DC | |
| Current Consumption | 3V : 10.6mA+1mA, 5V : 21mA ±1mA | |
| Output Impedance | 50 ohm | |
| Output VSWR | 2.0 max. | |
| Overall Performance (Antenna Element, LNA & Cable) | ||
| Center Frequency | 1575.42 MHz ± 10 MHz & 1602 MHz ± 8 MHz | |
| Gain | At 90o 27 ± 3dB (cable loss) Note:1 Mounted on the 70mm x 70mm square ground plane |
|
| Output Impedance | 50 ohm | |
| VSWR | 2.0 max. | |
| Environmental Conditions | ||
| Operation temperature | -40oC to +85oC | |
| Storage temperature | -40oC to +90oC | |
| Relative Humidity | 95% non-condensing | |
For GPS system developers, we recommend to order and test few samples first before placing a quantity order. The listed price is the sample price.
All customized items are not returnable for refund if the products function as the specifications.
