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rf power

236 links and 5 categories about rf power on dxzone.com

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 Site listings
Antennas : 160M
  • Vertical antenna for 160 meter - This high antenna require a large ground composed by 40 radials. It's not very handy expecially in windy situations but is very powerfull in pile-ups. In italian
    [ Hits: 3821 | Votes: 1 | Rating: 10.00 ]
Antennas : Baluns : 4 to 1 balun
  • W1CG Low Power Balun Kit - Contruction manual to build a 4:1 balun, it has good performance from 160 through 10 meters.
    [ Hits: 3854 | Votes: 4 | Rating: 7.00 ]
Antennas : WiFi
  • DirectionalBiQuad - Seattle Wireless - A biquad is a fairly powerful antenna which is relatively easy to construct, with impressive performance for their size. A link greater than 5 miles can be made with a pair of these as a stand-alone antenna and a Prism2 100mW card, provided you keep coax short, and your line-of-sight is clear.
    [ Hits: 9340 | Votes: 44 | Rating: 5.29 ]
Manufacturers : Amplifiers
  • RFAC Solutions - RF Connectors Cable Assembly Attenuators Filters High Power VHF Amplifiers, Adapters MMCX MCX SMA SMB SMC BNC TNC N from RFAC Solutions
    [ Hits: 1077 | Votes: 3 | Rating: 9.00 ]
  • SPE Amplifiers - SPE Makers of RF power amplifiers like Expert 1K-FA Expert 2K-FA
    [ Hits: 1346 | Votes: 0 | Rating: 0.00 ]
  • RF Amplifiers - Solid State and TWT Amplifiers From 1 MHz to 40 GHz with Power Levels from .1 mil Watt to 2.5 Kw
    [ Hits: 6137 | Votes: 2 | Rating: 8.50 ]
  • HA1YA Mechanics & Electronics Inc. - Specializes in manufacture of middle and high power RF decks and high quality linear amplifiers with metall ceramic tubes for HF, 6m, 2m and 70 cm bands. Transverters, power supplies and control units
    [ Hits: 4588 | Votes: 12 | Rating: 8.08 ]
  • Discovery Power Amplifiers - The Discovery series of amplifiers are designed and built in the UK by Linear Amp UK Ltd, one of the world’s leading amplifier manufacturers, specializing in high power RF tube amplifiers. The amplifiers use large GS31 or GS35 ceramic triode tubes. Band coverage 6m, 2m and 70 cms
    [ Hits: 2593 | Votes: 1 | Rating: 7.00 ]
Manufacturers : Antennas : VHF UHF Microwave : Yagi Antennas
  • RF HAMDESIGN - An engineering oriented organization specializing in the design and manufacture of high performance parabolic antennas, 3dB high power RF couplers, Antenna power splitters, directional RF couplers and more items for RF transmission from HF through Microwave frequencies.
    [ Hits: 1309 | Votes: 4 | Rating: 9.00 ]
Manufacturers : Baluns
  • Amidon Inc. - Ferrite Toroids. Iron Powder Toroids. Ferrite Beads. Split Cores. Cable clamp-ons. Balun Cores. W2FMI Baluns and Ununs. Inductive components for EMI Suppression and RFI Suppresion, power supplies, HAM radio.
    [ Hits: 1689 | Votes: 4 | Rating: 5.75 ]
Manufacturers : Cable and Connectors
  • Electronika International Inc - Electronika International Inc, Cleveland, OHIO manufacturers wide range of Coaxial Cable Assembly, Coaxial Connectors & Adapters, Power Dividers, Attenuators, Coaxial Switches, Amplifiers, Fiber Optic cords, Bias TEE, Isolator & Circulator and other products
    [ Hits: 404 | Votes: 1 | Rating: 10.00 ]
Manufacturers : Digital and Packet Radio
  • SAT-Service Schneider - Digital radio mondiale DRM products, measuring tools, Magnetic field probes, RF power meters, Broadband loop antennas, DRM devices and services
    [ Hits: 569 | Votes: 0 | Rating: 0.00 ]
Manufacturers : Interfaces
  • Saratoga ham radio products - Saratogaham.com brings you the latest product news and information about saratoga amateur radio products, Power meters, power panels and PSK radio to pc interfaces
    [ Hits: 1617 | Votes: 8 | Rating: 5.25 ]
Manufacturers : QRP Kits
  • Wilderness Radio - The only source for kits aimed specifically at the outdoor QRP enthusiast. These kits, field-tested by members of the NorCal QRP Club, represent the state of the art in portability, low power consumption, high performance, and flexibility.
    [ Hits: 4386 | Votes: 3 | Rating: 7.00 ]
Operating Modes : Meteors
  • F5VLB amateur radio astronomy station Priority listing - F5VLB and EA4EOZ have designed a small but powerful system using satfinder and standard LNB to make radioastronomy. A step by step descritpion for the novice about radioastronomy, VLB and listening to echo of meteorite.
    [ Hits: 1071 | Votes: 1 | Rating: 10.00 ]
Shopping and Services : Ham Radio Stores
  • Reimesch - Ham radio dealer based in germany offer RF power amplifiers, from Alpin and SPE, antennas, RFI suppression products and GSM GPRS products
    [ Hits: 9165 | Votes: 6 | Rating: 7.50 ]
Software : Propagation
  • Proplab-Pro - An ionospheric laboratory for your personal computer. Wquipped with one of the most powerful ray-tracing engines capable of handling such things as Ionospheric Tilts Chordal Hops Non-Great-Circle Propagation Spitzes and more
    [ Hits: 1648 | Votes: 2 | Rating: 5.50 ]
Technical Reference : Amplifiers
  • HL1INF RF Amplifiers - Circuits, pictures and data about toroids, tubes and home made power amplifiers
    [ Hits: 2008 | Votes: 1 | Rating: 10.00 ]
  • AG6K Richard L. Measures - Articles and original manuscripts on RF power amplifiers
    [ Hits: 2179 | Votes: 12 | Rating: 9.00 ]
Technical Reference : Amplifiers : HF Amplifiers
  • K0GKD Solid State amplifier - High Power Solid State 600 Watts Output Motorola MRF 150 FETs
    [ Hits: 4412 | Votes: 14 | Rating: 7.79 ]
  • 11 KW Linear amplifier by I0JX - Use 4CX10000D / 8171, RF output power of 11 KW in key-down carrier on all bands. Power was measured with a Bird 4712 wattmeter and a 25 KW slug
    [ Hits: 21749 | Votes: 23 | Rating: 7.65 ]
  • LA7MI 40W RF Amplifier for 80m - 40W Linear Power amplifier with FETs for 80m Some notes about saturation in ferrite- and iron-cores. Written by LA7MI Stein Torp, N-5005 Bergen
    [ Hits: 2563 | Votes: 2 | Rating: 1.50 ]
Technical Reference : Amplifiers : RF Amplifiers Theory
  • Base-Station RF Power-Amplifier Biasing - Power amplifiers used in base stations require biasing for proper RF performance. This article explains the two classes of biasing that are prevalent in the RF industry, analyzes their characteristics, and shows implementations with existing ICs.
    [ Hits: 1376 | Votes: 1 | Rating: 1.00 ]
  • Vacuum Tube Amps - How the tube converts DC to RF Power
    [ Hits: 1195 | Votes: 1 | Rating: 10.00 ]
Technical Reference : Audio
  • Build An Audio Speech Processor - When one operates at low power on SSB, speech processing becomes almost essential to get through the QRM. The circuit is a low cost speech processor that will perform well with a minimum of construction effort.
    [ Hits: 3124 | Votes: 12 | Rating: 7.83 ]
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