coax test

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coax test

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Antennas : 70cm

  • Coaxial Collinear Antenna for 70 CM Band - This coaxial collinear antenna was built to test for my own consumption whether or not this antenna method actually works. the guiding principle is that we have multiple 1/4 wave elements fed in series , the radiation from each adds in phase to produce a large vertically polarised omni-directional antenna with substantial gain
    [ Hits: 563 | Votes: 3 | Rating: 6.33 ]
Antennas : Baluns
  • Transmitting Baluns - One of the most popular Ham-lore rumors is a balun's performance can be tested or evaluated by grabbing the coax and watching for an SWR change. This is probably one of the worse test-rumors circulating
    [ Hits: 3295 | Votes: 2 | Rating: 9.5 ]
Antennas : Feed Lines : Coax Stubs
  • Coax Stubs for 20m and 40m - When operating contest in a multi transceiver environment interferences between the 40m and 20m are guaranteed. An easy and inexpensive way to reduce interferences is to add coax stub filters
    [ Hits: 242 | Votes: 4 | Rating: 8.5 ]
Antennas : Feed Lines : Open Wire Antennas : Theory Ham Radio : Personal Pages : Europe
  • PA1CW Henk - Contest, Antennas, Rotating Towers, Rotors, Guywires, CoaxHardlines, Specs and more
    [ Hits: 1685 | Votes: 44 | Rating: 7.45 ]
Manufacturers : Amplifiers
  • SSB Electronic USA - manufactures and distributes HF, VHF, UHF and SHF equipment covering 10MHz. - 47.0GHz. Our products include: Wireless LAN / WAN Bidirectional Linear Amplifiers, Low Noise Preamplifiers - LNA's, RF Linear Amplifiers, Relays, Transverter Systems, Frequency Translation Systems, Downconverters, Antennas, Parabolic Dishes, Coaxial Cable, Relays, Antenna Switches, Microwave Test equipment, PC controlled Receivers, Microwave Linear Amplifiers including models for Telemetry, Wireless, and CDMA applications.
    [ Hits: 8400 | Votes: 8 | Rating: 6.12 ]
Manufacturers : Cable and Connectors
  • E-Z-Hook - Since 1956, E-Z-Hook has been manufacturing electronic test accessories used for test and measurement purposes throughout multiple industries. Test probes, multimeters, coax cables, adapters
    [ Hits: 583 | Votes: 0 | Rating: 0 ]
  • Pomona Electronics - Banana plugs, coaxial cable assemblies, patch cords, oscilloscope and DMM test lead and probe kits and accessories, IC test clips, boxes, RF connectors, XLR and 75-ohm cable assembly products.
    [ Hits: 740 | Votes: 0 | Rating: 0 ]
  • RF Industries - RF Coaxial connectors, adapters, installation and test kits, Coaxial cable assemblies
    [ Hits: 422 | Votes: 0 | Rating: 0 ]
  • RFTec - Coax Cables and Connectors, DC to 40 GHz RF cables & test cable assemblies, surge protectors, SMA connectors, adapters and termintators
    [ Hits: 279 | Votes: 0 | Rating: 0 ]
  • MegaPhase - MegaPhase designs, manufactures and sells coaxial cable assemblies to OEMs building advanced microwave and optical electronic systems, products include test cables, test adapters, flexible and semi-rigid cables used to connect system components inside a system, and coaxial connectors.
    [ Hits: 330 | Votes: 0 | Rating: 0 ]
Technical Reference : Coax Cables and Connectors
  • Ecoflex-15 Degradation - This article describes the problem detection on power loss events experienced during repeated usage of the Ecoflex-15 coax cable by members of the G3PYE contest minions and addressed to repeated coiling and uncoiling which has fractured the foil braid in numerous places.
    [ Hits: 175 | Votes: 0 | Rating: 0 ]
Technical Reference : Coax Cables and Connectors : Testing Coax Cables
  • The Coax Tester - This useful coax tester allows you to screw the PL-259 onto the tester to get a GO/NO GO status. When the LED lights up- you have a short circuit.
    [ Hits: 751 | Votes: 1 | Rating: 2 ]
  • RF Cable Testing - The cable testing approaches discussed in this article gives an idea about the electrical characteristics of a coaxial cable. Velocity of Propagation, Characteristics Impedance, Return Loss Measurement and more
    [ Hits: 449 | Votes: 2 | Rating: 4 ]
  • Coaxial Cable Tester - A simple coax cable tester built based on the KG0ZZ project.
    [ Hits: 909 | Votes: 1 | Rating: 10 ]
  • Simple Coax Testing - How to check for propoer connector installation by using a common multimeter to verify conductivity and resistance.
    [ Hits: 1651 | Votes: 6 | Rating: 3.83 ]
Technical Reference : Test Equipment : RF Probe
  • RF Probs and Watt meter - This RF probe can be used at High Frequency (HF) or Ultra High Frequency (UHF) on both 50 and 75 ohm coaxial cables.
    [ Hits: 602 | Votes: 1 | Rating: 10 ]

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