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2. Automatic-tracking satellite dish - Wikipedia

   en.wikipedia.org/wiki/Automatic-tracking...

   Automatic Tracking Satellite Dishes are satellite dishes used while a vehicle, boat or ship is in motion. Automatic tracking satellite dishes utilize gyroscopes, GPS position sensors, and uses unique satellite identification data and an integrated DVB decoder to aid in identification of the satellite that it is pointing at.

3. Police vehicles in Japan - Wikipedia

   en.wikipedia.org/wiki/Police_vehicles_in_Japan

   This was in turn followed by the "TA" antenna that is disguised as the diversity antenna of an in-car analog TV since the early 2000s, [12] [13] the "Euro" film antennas adjusted to the frequency of police radios, and short rod-shaped antennas (manufactured by Nippon Antenna: MG-UV-TP, WH-UV-TP, etc.), which are currently the mainstream design ...

4. Satellite truck - Wikipedia

   en.wikipedia.org/wiki/Satellite_truck

   Satellite time was also easily booked on an 'as-needed' basis, typically around $500 per hour for the common K u band TV transmission. Over the years, K u band Satellite trucks have undergone changes, from large trucks with C-Band dishes outfitted with landing pads and antenna wings to make them FCC compliant, to simpler, rapidly deployable K u ...

5. Direction finding - Wikipedia

   en.wikipedia.org/wiki/Direction_finding

   The Adcock antenna array uses a pair of monopole or dipole antennas that takes the vector difference of the received signal at each antenna so that there is only one output from each pair of antennas. Two of these pairs are co-located but perpendicularly oriented to produce what can be referred to as the N–S (North-South) and E–W (East-West ...

6. Antenna (radio) - Wikipedia

   en.wikipedia.org/wiki/Antenna_(radio)

   This is the type of antenna used in most portable AM broadcast receivers (other than car radios): The standard AM antenna is a loop of wire wound around a ferrite rod (a "loopstick antenna"). The loop is resonated by a coupled tuning capacitor, which is configured to match the receiver's tuning, in order to keep the antenna resonant at the ...

7. Whip antenna - Wikipedia

   en.wikipedia.org/wiki/Whip_antenna

   Whip antenna on portable FM radio receiver Whip antenna on car. A whip antenna is an antenna consisting of a straight flexible wire or rod. The bottom end of the whip is connected to the radio receiver or transmitter. A whip antenna is a form of monopole antenna. The antenna is designed to be flexible so that it does not break easily, and the ...