Tags

A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

Questions about the design, selection, building, testing, mounting, or properties of antennas. See also specific tags: [antenna-theory], [antenna-construction], [dipole], etc.
Designing antennas, selecting antennas for specific applications, properties of a given antenna design.
Questions specific to rules, regulations, and practices in the United States of America.
Radio devices that use digital signal processing in place of analog electronic components to manipulate RF signals.
210 questions
Questions regarding laws or other legal regulations pertaining directly to amateur radio. Also tag your question with the relevant location. If in doubt, always seek professional legal advice.
Materials and methods for building antennas, and design of supporting (non-conductive) structures. For design of antennas themselves, use [antenna-theory] instead.
175 questions
the frequency range 3-30 MHz. This tag may also be used for questions about the 160 meter band (1.8 MHz), which while not HF is often referred to as such due to its similar propagati…
151 questions
for questions about the theory and structure of receivers.
143 questions
Transmission of digital signals over Amateur Radio, including modes like PSK-31, RTTY, JT-65, JT-9, etc.
131 questions
Questions about RF propagation including measurements, beacons, modes (ionospheric, tropospheric, ground wave), etc.
120 questions
Questions dealing with handmade (Do It Yourself) radios and radio accessories.
119 questions
the frequency range 30-300 MHz.
112 questions
Continuous Wave (CW), or Morse code over audible tones. Use this tag for any question relating to Morse code.
108 questions
Questions related to the licensing of amateur radio operators and stations. Also tag your question with the relevant location.
Questions about power ratings and restrictions, including maximum power by law or for certain components, or about calculating power in certain situations.
97 questions
Anything to do with wire antennas, including how to build one, how different wire antennas perform, how to tune them or when to use a balun, and what types of wire work best in certain antennas.
97 questions
the frequency range 300-3000 MHz.
95 questions
Use this tage for questions regarding RFI (Radio Frequency Interference).
95 questions
Questions about coaxial cables, including different types of cable, connectors, adapters, and other topics.
90 questions
Questions which involve the properties or applications of individual electronic components.
89 questions
The system composed of an antenna and a feed line, and possibly also an RF ground connection, antenna tuner, balun, phasing device, et cetera.
88 questions
a manufacturer of radio equipment. Use this tag for questions relating specifically to Baofeng products.
84 questions
for questions relating to dipole antennas.
84 questions
Discussion related to the rtl-sdr project, which enables certain television dongles and other hardware to be used as a cheap SDR receiver
83 questions
Amateur radio satellites refer to any artificial object in Earth orbit that are useful for amateur radio purposes.
83 questions
Handheld Transceiver, or Handie-Talkie. A hand-held radio that looks like a large walkie-talkie, capable of transmitting and receiving amateur radio bands. Often can receive other bands as well.
79 questions
A device that receives a signal and re transmits it either in the same band or by re-modulating it in a different band.
79 questions
develop software-defined radios and general signal processing applications.
79 questions
for general questions relating to transceivers.
78 questions
Mobile operations (car, motorcycle, boat or other vehicle)
78 questions
for questions about which frequencies to use or not use in certain locations/situations.
76 questions
the measure of the opposition that a circuit presents to an alternating current when a voltage is applied. This is a force of much interest to the radio amateur especially surrounding th…
75 questions
Questions related directly to the mode of communication (SSB, CW, digital, etc).
73 questions
Devices for connecting balanced and unbalanced feed lines/antennas. Also covers questions about ununs, unbalanced-to-unbalanced connection.
70 questions
for questions related to vertical antennas, the construction, characteristics and performance.
66 questions
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