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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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Home --> GPS Antenna --> GPS Internal Antenna



GPS Antenna Module


Compact & Sensitive GPS Antenna Module with

Excellent Signal Amplification for Mobile Applications

GAM-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. With comprehensive coverage almost all the way to the horizon, it performs excellently in foliage or urban canyon environment. Featuring diminutive but substantial enclosure plus unparalleled performance, GAM-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 18.5mm (L) x 18.5mm (W) x 7mm (H)
Weight >6 grams
Environmental Conditions
Operation temperature -30°C to +80°C
Storage temperature -40°C to +100°C
Relative Humidity 40% to 95%
Electrical Specifications
Input voltage 2.5V~5.5V
Power Consumption at 2.5V 6.6mA Typ.
at 3.0V 8.6mA Typ.
at 4.0V 12.6mA Typ.
at 5.0V 16.6mA Typ.
Frequency range 1575.42 ± 1.023 MHz
Gain at 10o elevation -1 dBic Typ.
Gain at Zenith 5.0 dBic Typ.
Bandwidth 10 MHz min. @S11 λ -10 dB
Polarization RHCP
Axial Ratio 3.0dB Typ.
Frequency range 1575.42 ± 1.023 MHz
Gain 28dB Typ. (or 16db)
Noise Figure 1.5 Typ.
Filter 20dB  25dB @ fo+/- 50MHz 30dB  35dB @ fo+/- 100MHz * fo=1575.42MHz
Output Impedance 50 ohm
Output VSWR 2.0 max.
Total Specifications(Through Antenna, LNA, Cable and Connector)
Frequency range 1575.42 +/- 1.023 MHz
Gain At 90°  vertical to sky 30 ± 4.5dBi (cable loss) Note:1 Mounted on the 60mm x 60mm square ground plane
Output Impedance 50 ohm
VSWR 2.0 max.

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