Radio Services

There are tons of different ways we use Radio Waves every day.  Here are just a few:

Aircraft Radio

Airplanes use VHF/UHF Radios in order to communicate with Air Traffic Control, the Tower, and Ground Operations.  In addition, they use Radar and Locator Beacons in order to track airplanes in the air, and line them up with the runway. RDU Approach Audio, recorded by Derek Brown (W4DTB) using an HT

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Amateur CW (Morse Code)

Morse Code communications, or Continuous Wave (CW) is the use of a device, called a Keyer to transmit a pattern of Dits and Dahs to communicate.  Using Morse Code, it is very easy to communicate even with a weak station, as they only have to hear the pattern, not your words. A CW QSO as …

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Amateur Digital Modes

Another way Amateurs communicate is through digital modes.  Digital Modes allow the transmission of voice, text, videos, files, even access to the internet.  Digital Modes use the radio to transmit data, which is interpreted by a computer or “smart” radio.  These Digital Modes are growing increasingly popular, as they occupy less space, and allow for …

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Amateur Voice Communications

“Hamming it Up” has long been a tradition of Amateur Radio Operators.  Hence is has been called “Ham Radio”.  Amateur Voice communications occur in tons of different “Modes” and “Modulations”.  AM, FM, USB and LSB are all frequently used to transmit voice messages. HAMS often use jargon or “Ham-Speak” to communicate more clearly.  Learn more …

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Careers In Radio : Links

There are many Careers in Radio. Here are a few: Telecommunications Engineer Radio Broadcasting Television Broadcasting Antenna Construction / Tower Construction Product Designer FCC Employee Radioman (Military, Navy, Ships)

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Citizens Band

Citizen’s Band is a portion of the Radio Spectrum that you do not need a license to operate in.  It’s primary use is in communications of cars and trucks, and was the predecessor to Cell Phones.  CB bands are “channelized” and are used from everything from Trucker’s Alerting of Traffic Conditions, to Radio Control, to …

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Consumer Radio

There are many Consumer Radio services available, like GPS, Bluetooth or WiFi. All of these types of radio are useable without a license, and typically are limited to line-of-site and low power.

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Shortwave

Although AM and FM Broadcast Radio give very good signals here in the US, they do not travel very far.  For places where longer-distance broadcasts are required, and for much of the 20th Century, people tuned to Shortwave Stations for Sports, News and Music.  Famous Stations such as the BBC, ABC and NBC broadcasted the …

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Time

Not many people realize having accurate time is.  The way that devices set the current time is through the NIST, and other Radio Time Beacons.  These beacons broadcast a digital pattern and the time in voice, so people can get the accurate time. NIST Time Beacon as recorded by W4DTB

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