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2. Cellular repeater - Wikipedia

   en.wikipedia.org/wiki/Cellular_repeater

   A cellular repeater (also known as cell phone signal booster or cell phone signal amplifier) is a type of bi-directional amplifier used to improve cell phone reception. [citation needed] A cellular repeater system commonly consists of a donor antenna that receives and transmits signal from nearby cell towers, coaxial cables, a signal amplifier, and an indoor rebroadcast antenna.

3. Tropospheric propagation - Wikipedia

   en.wikipedia.org/wiki/Tropospheric_propagation

   Tropospheric ducting is a type of radio propagation that tends to happen during periods of stable, anticyclonic weather. In this propagation method, when the signal encounters a rise in temperature in the atmosphere instead of the normal decrease (known as a temperature inversion), the higher refractive index of the atmosphere there will cause the signal to be bent.

4. Mobile phone signal - Wikipedia

   en.wikipedia.org/wiki/Mobile_phone_signal

   A mobile phone signal (also known as reception and service) is the signal strength (measured in dBm) received by a mobile phone from a cellular network (on the downlink). Depending on various factors, such as proximity to a tower , any obstructions such as buildings or trees, etc. this signal strength will vary.

5. Antenna diversity - Wikipedia

   en.wikipedia.org/wiki/Antenna_diversity

   Mobile phone towers also often take advantage of diversity - each face (sector) of a tower will often have two antennas; one is transmitting and receiving, while the other is a receive only antenna. Two receivers are used to perform diversity reception. Cell antennas on an electricity pylon showing two antennas per sector

6. News, Politics, Sports, Mail & Latest Headlines - AOL.com

   homepage.aol.com

   Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.

7. AOL Mail

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   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

8. TV and FM DX - Wikipedia

   en.wikipedia.org/wiki/TV_and_FM_DX

   FMSCAN reception prediction of FM, TV, MW, SW stations (also use the expert options for better results) Herman Wijnants' FMDX pages; TV/FM Skip Log; qth.net Mailing Lists for Radio, Television, Amateur and other related information for Enthusiasts. VHF DXing – From Fort Walton Beach, Florida; Radio-info.com DX and Reception; FM DX RDS LogBook ...

9. Find out which of these must-see aquariums in the US are ...

   www.aol.com/must-see-aquariums-us-close...

   The Florida Aquarium, Florida Credit: Getty Images Located in downtown Tampa, this 250,000 sq.ft aquarium will enable you to dive into another world from tree level to sea level.