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Query: electronic
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- Shopping and Services > Electronic Components
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- Technical Reference > Test Equipment > Oscilloscope
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ABRA Electronics is a trusted partner of thousands of OEMs, schools, hobbyists, repair shops and Government Organizations. We stock everything from electronic components to test instruments to educational kits.
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A discone antenna plan and pictures with renderings designe mainly for RTLSDR usage
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Electronically controlled HF antennas. General coverage. Top features on all ham bands. Very advanced materials and state of the art technology.
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Leading supplier of low and high frequency electronic filter design products for the design of wireless telecommunications equipment, semiconductors and more
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Expert Electronics LLC is a manufacturer of modern and compact SDR transceivers. EE develops and produces modern radio-electronic devices based on SDR (Software Defined Radio) for radioamateurs and professional applications. Makers of popular SunSDR models and SunSDR-MB1 transceivers
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International Components Corporation has an extensive range of electronic components consisting of audible signal devices, speakers, microphones, capacitors, electron tubes, connectors, and accessories designed in recognition of the diversity of applications and special characteristics encountered by designers in today's complex world.
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Basic information on the folded dipole antenna
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Manufacturer of small portable telegraph keys, keyer paddles, and electronic keyer products.
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Alan yates vk2zay's ham radio website, homebrew construction, general electronics, high voltage experiments, amateur rocketry, and general geek stuff
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FAR Circuits is exclusively a manufacturer of Printed Circuit Boards for electronic projects that are used by the Amateur Radio and electronic hobby enthusias
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German magazine about Ham radio, electronics and Computers.
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The UK amateur radio licensing scheme features three distinct tiers: Foundation, Intermediate, and Full, each granting specific operating privileges. For instance, the **Foundation Licence** permits a maximum of 10 watts output power on most allocated bands, with restricted band access. The Intermediate Licence allows up to 50 watts, while the **Full Licence** grants access to the maximum UK legal power limits and all available amateur radio band allocations. UK call sign prefixes and formats provide insights into the licensee's class and the approximate issuance date. For example, M3, M6, and M7 prefixes with three letters denote Foundation Licences issued from 2002, 2008, and 2018 respectively. Intermediate Licences, often starting with "2E0" or "2E1" followed by three letters, were issued from 1991 onwards. Full Licences encompass a broader range of prefixes like G2, G3, G4, G0, and M0, with varying letter counts indicating different historical license classes and issuance periods, such as G3 plus three letters issued between 1946 and 1971. Special prefixes like GB are reserved for repeaters, beacons, data mailboxes, and special event stations, with specific numerical sequences (e.g., GB3 for repeaters, GB7 for data repeaters/mailboxes) indicating their function. Optional prefixes such as GC, GD, GI, GM, and GW denote specific UK countries (e.g., Wales, Isle of Man, Northern Ireland, Scotland, England) and can also signify club stations.
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This online article provides a list of individuals who hold or have held amateur radio callsigns, detailing their public recognition. The resource identifies specific callsigns such as **K1JT** (Joe Taylor, Nobel Prize in Physics), **W6OBB** (Art Bell, syndicated radio personality), and **JY1** (King Hussein of Jordan), linking them to their non-amateur achievements. It also notes operational statuses like _Silent Key_ for deceased operators and _lapsed callsign_ for inactive licenses. The article includes information on callsign changes due to vanity callsign programs and provides examples of individuals involved in specific technical areas, such as Percy L. Spencer (**W1GBE**), inventor of the microwave oven, and Jay Kolinsky (**NE2Q**), inventor of electronic sirens. It also references amateur radio involvement in _space missions_ for individuals like Owen Garriot (**W5LFL**) and Helen Sharman (**GB1MIR**). DXZone Focus: Online Article | Famous Hams | Callsign Status | Vanity Callsigns
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Ham radio antennas and electronics, specialized in 1/2 wave dipole, OCF dipole, windom, full wave loop, end fed, inverted L, portable end fed antenna, long wire, SWL antenna, fan dipole, multiband dipole, G5RV and military antennas.
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AP Communications CB and Amatuer Electronics Sales
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The Top-Rated Electrical and Electronic Engineering Calculator for Palm OS
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Theory of horizontal loop antennas, as discovered by G2PL using a lowered quad antenna and theorized by ZS6AKA
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Shure incorporated, microphones and audio electronics
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RF and Microwave Power Amplifier and Transmitter Technologies, amplifierlinearity, efficiency and available RF power devices.
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Chinese manufacturer of Software Defined Radio for commercial, public and amateur radio market. Markers of H1 H1Plus H2 Q900 SDR transceivers
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Manufacturer of led digital clocks, digital timers, countdown clocks, electronic kits, audio switches, binary clock, telegraph keys, and cool gadgets.
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Ferrite rod antenna or aerial, a form of RF antenna that is widely used in RFID and transistor radio applications.
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Canadian dealer, specializes in supply and installation of free-standing towers for commercial and amateur radio use. We also supply ham transceivers, antennas, rotors and accessories.
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Italian shop offer a wide range of products for industrial or military surplus.
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A very basic guide to antennas concept. Explain the usage of dummy load, basic antennas like dipole o j-poles.
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RF shop is an Australia online retailer of Radio Communications, Electronics, RF and Microwave component products.
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CB Radios, Marine, 2 way radios scanners and towers from Shawnee Mission KS USA
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The basics of what is a discone antenna for wide band or bandwidth omnidirectional applications.
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Antique radios and audio sold to collectors and dealers
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Electronic and electrical cables
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Antique radios, ham radio, electronic parts, test equipment, stereo equipment, record players, phonographs, tape recorders, gadgets, Bought & Sold Online
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Information and tutorials about all aspects of radio and electronics including propagation, ham radio, electronics, radio history, etc
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Allied Wire and Cable is a distributor and manufacturer of electronic and electrical wire and cable, tubing and cable assemblies. We also specialize in custom cable design, flexible cable, and many types of cable and wire requirements.
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The widest range of stocked components for the electronics, electrical and mechanical engineer.
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Electronic communication museum Bloomfield, NY USA
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Hobby kits and electronics, semiconductors, components, batteries, ham radio gear and more. The store sells a variety of electronic components including resistors, capacitors, and fuses. They also sell tools such as screw connectors and box cutters. Some of the featured items on the website are Nixie tube clock kits and battery holders.
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Australian dealer for UHF CB radios, Amateur Radio HF VHF Radios, GPS navigation systems, two-way radio, cordless telephones, radar detectors, marine electronics, amateur radio gear and many other consumer electronic products.
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Thousands of electronic and electro-mechanical parts and supplies
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Mailing list for people interested in building radio and electronics equipment from kits or from scratch. Frequent topics include shortwave radio receivers, construction techniques, and ham radio project.
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Helix antenna online calculator with match calculator
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Distributor of Sovtek, other current production vacuum tubes, and NOS tubes. Distributor of electronic parts for audio and musical instrument amplifiers. Manufacturer/ Distributor of Electro-harmonix effects.
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HamRadioBug.com the new home for Electronic Equipment Service. Yaesu high-end series SSB/CW transceiver repair
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Wide bandwidth Trapped Verticals and rotary dipoles, baluns, 40m/80m wire dipoles and accessories from Australia.
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Information on equipment manufactured by the Bird Electronic Corporation, wattmeters, RF loads, switches by I0JX
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Manufacturer & dealer for ATV gear. Catalogue and application notes available free to licensed Amateur Radio operators.