BJTEK Navigation Inc.
Taiwan Manufacturers, Exporters.
Detail Information
Description :
Compact & sensitive GPS antenna with excellent signal amplification for mobile applications.
GA-38 is the integration of a high performance GPS patch antenna and a state-of-the-art low.
Noise amplifier into a very low profile/ extremely compact/ fully waterproof enclosure which, when connected to a GPS receiver with 2.5~5.5V DC antenna power, provides excellent signal amplification and out-band filtering & rejection, provide 3V or 5V input voltage is available.
1. Features:
(1) Compact construction/ low profile.
(2) Fully waterproof.
(3) Magnet and screw mount base.
(4) Excellent temperature stability.
(5) Low noise figure.
(6) High sensitivity.
2. Applications:
(1) Automobile GPS.
(2) Bluetooth receiver.
(3) Car tracking navigation system.
(4) AVL / fleet management systems.
(5) External antenna for handheld gps.
(6) External antenna for PDA navigator.
Specification :
1. Specifications: (1) Construction: polycarbonate- radome at top, die-cast shell at bottom/ rubber gasket for water seal in between. (2) Dimension: 40.5mm (L) x 38mm (W) x 12.3mm (H). (3) Weight: 50 grams (excluding cable & connector). (4) Standard mounting: magnet mount with two magnets & screw mount. (5) Optional mounting plate: customized metal sheet. 2. Environmental conditions: (1) Operation temperature: -40°C to +85°C. (2) Storage temperature: -40°C to +100°C. (3) Relative humidity: 95% non-condensing. 3. Cable & connector: (1) Cable: 5 meter RG174/U (standard) cable, other length available. (2) Pulling strength: 6 kg @ 5sec with molded plastics on connector end for strain relief. (3) Connector Available: BNC,TNC,FME (to be adapted), GT5, MCX (OSX), SMA, SMB or SMC in straight or right angle. (4) Optional adapters: universal connector adapter (FME to TNC/BNC/SMA/SMB/MCX). 4. Antenna element: (1) Center frequency: 1575.42 MHz +/-1.023MHz. (2) Polarization: R.H.C.P. (right handed circular polarization). (3) Absolute gain @ zenith: 3 DBIC Typ. (4) Gain: 90 o: 2.0dBi min/ 20o: -5.0dBi min. (5) Mounted on the 60mm x 60mm square ground plane. (6) Axial ratio: 90o:3.0dB max. 5. Low noise amplifier (1) Center frequency: 1575.42 MHz +/- 1.023 MHz. (2) Gain: 28+/-4.5dB. (3) Bandwidth: 10 MHz min. @S11£-10 dB. (4) Noise figure : 1.5dB Typ. (5) Filter: 25dB @ fo± 50MHz/ 35dB @ fo± 100MHz ( fo=1575.42MHz). (6) Supply voltages: 2.5 ~5.5V DC. (7) Current consumption : 2.5V: 6.6mA/ 3V: 8.6mA/ 4V: 12.6mA/ 5V: 16.6mA. (8) Output impedance: 50 ohm.
BJTEK Navigation Inc.
- Taiwan