coupler

coupler

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• How to make an end-fed antenna work  ^pop - Here is a sure fire way to make end-fed halfwave antennas fed with a 50 ohm coupler work - without long radials, grounds, chokes, voodoo.
  [ Hits: 43964 | Votes: 30 | Rating: 6.71 ]
• End Fed Half Wave Antenna Coupler - A 40m through 17m Mini End Fed Half Wave Antenna Coupler by Steve Yates - AA5TB
  [ Hits: 4786 | Votes: 4 | Rating: 8.5 ]
• QRO End Fed Half Wave Antenna Coupler - A 40m through 20m QRO End Fed Half Wave Antenna Coupler by Steve Yates - AA5TB
  [ Hits: 3242 | Votes: 3 | Rating: 10 ]

• Automatic Antenna Tuners & Couplers - by Adam M. Farson VA7OJ/AB4OJ
  [ Hits: 2011 | Votes: 0 | Rating: 0 ]

• TX RX Systems Inc - TX RX Systems Inc. manufactures signal boosters, rf antennas, transmitter combiners, cell enhancers, land mobile radios, duplexers, receiver multicouplers, bidirectional amplifiers, bda, rf amplifiers, rf filters, rf cavity filters, rf combiners, rf components, in building rf coverage, repeaters, repeater amplifiers, rf management equipment, rf systems, and rf solutions. TX RX Delivers Reliable Solutions.
  [ Hits: 1640 | Votes: 5 | Rating: 4 ]
• CommsAudit - Commsaudit uk, i/q quadrature , hf receivers, rf, multicoupler, multicouplers, switch matrix, antenna matrices, masthead amplifier,, vhf receiver, uhf,
  [ Hits: 607 | Votes: 9 | Rating: 8.45 ]

• SGC, Inc. - Manufacturer of HF transceivers, antenna couplers, antennas, RF Power amplifiers, portable antennas, speakers and other accessories for 28 years.
  [ Hits: 8795 | Votes: 11 | Rating: 7.36 ]

• PROCOM Antennas - Manufacturer of communications antennas, bandpass filters, RF combiners, receiver multicouplers, diplexers, duplexers, RF connectors, RF circulators, RF isolators, RF couplers and SWR meters
  [ Hits: 5600 | Votes: 7 | Rating: 6 ]

• 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: 1616 | Votes: 5 | Rating: 9 ]

• Pasternack Enterprises, LLC - Manufactures and sells coaxial connectors, coaxial adapters, coaxial cables, attenuators, directional couplers, fiber optic connectors, fiber optic adapters, fiber optic cables, coaxial switches, terminators, twinax connectors and cables and tools.
  [ Hits: 1232 | Votes: 4 | Rating: 6.25 ]

• Maxdao Technologies - Maxdao: offer you 7/16, N coaxial connectors, jumper cables, feeder clamps and grouding kits, surge arresters & brackets, wall entries and microwave components used in base tower, power dividers, couplers
  [ Hits: 547 | Votes: 1 | Rating: 10 ]

• SSB-Electronic - SSB-electronic gmbh based in Germany produces coax cables and connectors, rf parts and components, SDR receivers and transceivers, transvertes, attenuators, coax relays, precision directional couplers.
  [ Hits: 2013 | Votes: 2 | Rating: 10 ]

• PC to RTX interface - Schematics for IC-706, IC-718, IC-756PRO, TS-570, TS-870, and simple universal S.B. interface All three interfaces presented on this page employ galvanic isolation of the transceiver from PC computer. Audio paths are separated by transformers, optocouplers serve to separate the digital paths (PTT and RTTY keying).
  [ Hits: 3782 | Votes: 2 | Rating: 7.5 ]

• 13cm RF Amplifier - This amplifier uses two 60w Spectrian amplifier boards with the usual input and output hybrid coupler and combiner.
  [ Hits: 421 | Votes: 1 | Rating: 10 ]

• Opto Coupler for Keying - Isolating traceiver and your computer with an opto-coupler component
  [ Hits: 704 | Votes: 0 | Rating: 0 ]

• AA5TB Antenna Coupler / SWR Bridge - Wire antennas requires a special coupling network to properly couple my 50 ohm coax to the antenna's high impedance (5000 ohms)
  [ Hits: 4750 | Votes: 2 | Rating: 9.5 ]
• VHF-UHF Coupler - Home made V UHF coupler by IK0VWO in italian
  [ Hits: 3207 | Votes: 5 | Rating: 4.8 ]
• Antenna Coupler - Schematics of antenna couplers in french
  [ Hits: 1666 | Votes: 0 | Rating: 0 ]

• KD1JV Digital SWR / Power Meter - This small, light weight digital SWR and power meter uses an Atmel AVR Butterfly demo board and a Stockton type directional coupler.
  [ Hits: 1408 | Votes: 3 | Rating: 4 ]

• G3TXQ SWR meter - Based on the N2PK design, this swr meter use a stockton directional coupler
  [ Hits: 2819 | Votes: 0 | Rating: 0 ]

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