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 related directly to the mode of communication (SSB, CW, digital, etc).
Questions about Frequency Modulation, the analog modulation scheme commonly used for voice on VHF and UHF frequencies.
Automatic Packet Reporting System is a digital protocol used to transmit GPS position reports, telemetry, weather reports and text messages between APRS compatible devices and software.
Programs and applications that are used to assist with Amateur Radio operations.
Questions about amplifiers, typically RF power amplifiers. For low-noise amplifiers (LNAs) consider using the "lna" tag.
Questions about RF feed lines. Also tag with coaxial-cable if the feed line in question is a coaxial cable; also tag with connectors if the question is about connectors for an RF feed line.
Questions about acronyms, words, phrases, or other terminology specific to amateur radio.
for questions about specific radio procedures and practices. These are "How do I...?" questions, not about equipment or other issues.
Single Side Band - Amplitude Modulated signals transmitted using only one side band, often with suppressed carrier.
Questions relating to the setup and use of antenna tuners, the virtues and shortcomings of various types of tuners, etc.
Questions about noise in the sense of that inevitable component of any real signal. For questions about avoiding or eliminating interference from manmade sources, use [rfi] instead.
The common name for a Yagi-Uda array antenna, a directional antenna consisting of a dipole (the driven element), a reflector and zero or more directors. The more directors, the more gain and the narr…
Questions about the practices of the Federal Communications Commission (FCC), a US government agency that regulates communications, including amateur radio. For questions not about the FCC per se, use…
for questions of radio theory and/or the underlying physics.
A manufacturer of radio equipment, including ham radios and accessories.
Questions about bandwidth used by various modes, theoretical questions about bandwidth, and questions about other amateur radio aspects of bandwidth.
for questions relating specifically to the amateur radio VHF allocation around 144 MHz.
Kenwood is a manufacturer of amateur radio equipment.
An International manufacturer of radio equipment, Based in Japan. Their products include equipment for radio amateurs, pilots, maritime applications, land mobile professional applications and scannin…
Questions about the rules, processes and procedures in amateur radio contesting.
Questions about RF connectors, including the properties of specific types and how to use them.
Questions related to sending digital data over amateur radio including hardware, protocols, and related software.
Questions related to operating on frequencies above 902MHz.
Questions relating to equipment for Amateur Radio operation.
Questions about amateur radio emergency communication, either in support of emergency services or for use to report an emergency.
Equipment which measures standing wave ratio (SWR). See also [antenna-analyzer]. For questions about fixing “high SWR” problems, see [impedance-matching] instead.