Search results
Query: wire
Links: 810 | Categories: 7
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A remotely tuned 80m to 10m wire vertical antenna
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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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About longwire antennas, technically to be a true longwire an antenna needs to be at least one wavelength long, but common use of the term by Hams is for any random wire length that is end fed.
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An interesting article on random wire antennas, and how to choose the optimal lenghts for multiband operations.
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A small antenna to improve signal reception of a laptop wireless card. This will boost the gain of your wi-fi card and will increase network speed and bandwidth.
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A project of a 5 Antennas Relay Switch Box, all Switches & Relays have both contacts wired in parallel to improve reliability of operation, to prevent static build up, when an antenna is not in use the feeder coax is grounded.
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The 80 meter ground plane is constructed from #10 stranded insulated wire available in most hardware stores. The feedpoint uses PVC a pipe T-section Article by W1TR
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Tips to homebrew your own HF traps using aluminium wire and doorknob capacitor
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Iulian Rosu YO3DAC / VA3IUL wire ham radio antenna panoramic with sample drawings
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Summary of common dipole and wire antenna models, from the basic dipole to sloopers, inverted v and multiband wire aerials
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An RSGB article on end-fed wire antennas and the W3EDP alternative.
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A simple and awesome wire monoband antenna, very usefull for portable and dxpeditions usage, consist of two elements, a driver and the reflector. This endfed halfwave gives a very low take off angle and is very suited for chasing DX.
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Whenever you choose a coax feedline, the frequency of operation is a very important consideration. Over the operating bandwidth of the coax the VSWR is low, typically 1.2:1 or better. Insertion loss is also an important parameter. It is usually specified in dB/foot and is a linear relationship.
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This 80M antenna is a pair of raised 1/4-wave verticals
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Optimization tests of the W3EDP multi-band HF wire antenna a popular aerial among QRP enthusiasts because it is light weight and cheap.
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Wide bandwidth Trapped Verticals and rotary dipoles, baluns, 40m/80m wire dipoles and accessories from Australia.
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A switchable Magnetic Transformer for Transmitting for various impedances
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VSWR (voltage-standing-wave-ratio) represents the degree with which an antenna is "matched" to the system impedance. Most modern antennas do not require any tuning for optimum performance. VSWR is one of the easiest parameters to measure and VSWR meters are becoming very popular antenna installation tools
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Makers of universal digital rotor controllers including wireless controllers
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Manufacture LMR Flexible low loss coax cable, connectors, and cable assemblies for Wireless Communications applications.
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A small random wire antenna tune that can tune from 40 to 10 meters bands.
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A 5 element wide spaced yagi for the 20m long path to Europe was installed at ZL6QH, the antenna is fed with a 600 ohm open wire feed line.
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Cables, wires and related accessories, batteries and chargers
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This calculator can be used to estimate the attenuation (dB loss), power handling capability, and transmission efficiency for some of the more popular Wireless Communications and MIL Spec cables at the frequency of interest
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Presentation by Al Peter to compare several popular center-fed wire antennas that cover multiple bands.
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Located in North Florida, specializing in tower installations, antenna assembly, and wire antennas. Experience includes a variety of antennas and towers from Rohn 25 up to Rohn 65 and rotating tower systems (KOXG).
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Test equipment, capacitors, connectors wire and cable, power supplies, batteries, oscillators, crystals and resistors
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Homebrew Light-weight Open-wire feedline for Portable Ops by N5ESE
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An antenna system with a difference. It is a cheap and simple to make antenna, can be built with three bamboo spreaders and wire
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The grounded half loop describe in this article is basically a half wave length wire on 80 Meters. The 80M grounded half loop antenna, inspired by a 1984 QST article by SM0AQW, is a compact solution for limited spaces. Comprising a 127-foot wire fed against ground and supported by radials, it balances performance and practicality. Despite compromises in length and proximity to structures, the antenna delivers strong signal reports and effective multi-band tuning using an SGC 237 antenna coupler. Ideal for CW operation, it offers low SWR on 80-10M, though noise levels and safety considerations warrant attention. This versatile design excels in constrained environments.
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Power connectors, power cables, coax cables, wires, batteries fuses and holders and tools
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A homemade modification of a G5RV antenna into a ZS6BKW to be able to work on 40, 20, 17, 12, 10 and 6m
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Amateur Television products, online store for ATV transmitters receivers, LCD controllers, wireless cameras, video senders, accessories, power amplifiers based in UK
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This article by Seabury Lyon, AA1MY describe how homebrew kits for amateur radio pourposes, in order to support wire antennas
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A moxon antenna project made with wires and fiberglass poles
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Microwaves articles, The Technology Voice of the Wireless World , need registration to access
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We are committed to constantly improving our solutions in areas of GPS System, GPS Receivers, GPS Antennas, GPS Dataloggers, RF Modules, Wireless Security Systems, Automatic Vehicle Location (AVL) for real time and passive tracking
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40 meter four square vertical array using four full-size 40 meter ground plane antennas, using only two radials
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A very interesting blog article on a real world comparison on the popular multiband wire antenna, the G5RV, by Bob Raynor N4JTE
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This article contains the measurements for building a full wave loop using wire and length of 1/4 Wave Coax Matching Transformer
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Skycraft Parts & Surplus, Electronic Surplus Store in the Southeast, antenna parts, wires.
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A 7 MHz wire antenna that is a mix of a Quad and a Yagi design. This antennas are often used on VHF.
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K0GKJ project of a copper tube slim jim antenna for two meter band