Antennamaker now offer products of own-made WiFi antenna , UHF, RF, GSM, Directional, GPS Antenna to upgrade ODM/OEM service of wireless solutions for whole word's customers.

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Russia Requires WiFi Registration
While WiFi wasn’t as broadly unlicensed in Russia as it is in most other industrialized nations, your can not find wifi antenna anywhere a state regulator exempted indoor use in certain bands from registration. The Mass Media agency apparently believes that it has the authority to compel this, although there’s some doubt by observers as to whether it really falls in their purview.
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MA-25



Overview


MA-25 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/ water resistance 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, 3V or 5V input Voltage is available.

Features


1.Compact Construction/ Low Profile
2.Water Resistance
3.Magnet and Screw Mount Base
4.Excellent Temperature Stability
5.Low Noise Figure
6.High Gain:28dB
7.Optional customized connectors

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



 
Frequency : 1575.42 MHz +/-1.023MHz
Gain : @ Zenith:5.0 dB Typ. @ 10°:-1 dB Typ.
VSWR : 2.0 max.
Impedance : 50 ohm
Standard Connector : BNC,TNC,FME (to be adapted), GT5, MCX (OSX), SMA, SMB or SMC in straight or right angle
Dimension : 46mm (L) x 38mm (W) x 12.5mm (H)
Operating Temperature : -40°C to +85°C
Power Supply : 2.5 ~5.5V DC
Current Consumption :
10.6mA +/- @ 2.7V~2.9V
11.5mA +/- @ 5V
Mounting : Standard:Magnet mount with two magnets & screw mount
Optional Mounting Plate:customized metal sheet
Cable : 5 meter RG174/U (standard) cable, other length available
Polarization : R.H.C.P. (Right Handed Circular Polarization)
LNA Gain : 28 dB Typ.
Noise Figure : 1.5dB Typ.
Weight : 50 grams (excluding cable & connector)

More Spec :
STRONGConstruction: /STRONGPolycarbonate- radome at top, die-cast shell at bottom/ rubber gasket for water seal in between BRSTRONGRelative Humidity: /STRONG95% non-condensing BRSTRONGPulling Strength: /STRONG6 Kg @ 5sec with molded plastics on connector end for strain relief BRSTRONGOptional Adapters:/STRONG Universal Connector Adapter (FME to TNC/BNC/SMA/SMB/MCX) Axial Ratio:90°: 3 .0dB max.BRSTRONGBandwidth: /STRONG10 MHz min. @S11£-10 dB BRSTRONGLNA Filter:/STRONG BR20dB 25dB @ fo+/- 50MHz BR30dB 35dB @ fo+/- 100MHz BR* fo=1575.42MHz BRFONT style="BACKGROUND-COLOR: #99cc33" color=#006600 size=1Overall Performance ( Antenna Element, LNA & Cable )/FONT BRSTRONGFrequency range: /STRONG1575.42 +/- 1.023 MHz BRSTRONGGain: /STRONGAt 90° vertical to sky 30 +/- 4.5dBi (cable loss) STRONGNote: /STRONG1 Output BRSTRONGImpedance:/STRONG 50 ohm BRSTRONGVSWR:/STRONG 2.0 max.
 

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