va tech

va tech

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• The Ultimate transmatch - Usage and benefits of transmatch. A pdf document from a QST article made available for novices and beginners by ARRL
  [ Hits: 16641 | Votes: 11 | Rating: 5.64 ]
• Better Feedline Loss Measurements with Antenna Analyzers - Various publications through the years have shown how the SWR measured on a shorted (or open) feed line can be used to calculate feed line attenuation
  [ Hits: 1921 | Votes: 2 | Rating: 10 ]

• Matching Waves, VSWR at work - When the radiation resistance (voltage to current ratio) of an antenna is the same value as the characteristic impedance of the transmission line (voltage to current ratio in the line), all of the electrical energy transmitted down the line is taken by the antenna and radiated into space in the form of a radio wave.
  [ Hits: 507 | Votes: 0 | Rating: 0 ]

• Fun With Tubes - A noncommercial site operated by Max Robinson and dedicated to passing on and preserving knowledge of vacuum tube circuits and techniques.
  [ Hits: 733 | Votes: 5 | Rating: 9.8 ]

• Atwater Kent Home Page - This is a "techie" site, dedicated to presenting service manuals, parts lists, schematic diagrams and other information of value to restorers and technicians who try to keep these radios working
  [ Hits: 1208 | Votes: 2 | Rating: 7.5 ]

• DX-pedition site planning - Using RadioMobile to evaluate Meteor Scatter DX-pedition sites
  [ Hits: 289 | Votes: 1 | Rating: 9 ]

• W2IMU Avaya Lincroft Amateur Radio Club - Open to employees and retirees of Avaya Inc. in Lincroft NJ. As Avaya Inc. was spun off from Lucent Technologies, AT&T Bell Laboratories, and even Western Electric
  [ Hits: 354 | Votes: 0 | Rating: 0 ]

• AmateurLogic.TV - Amateur radio videocast, your source for practical technology hacks, mods, and tips. Available on youtube or google video
  [ Hits: 995 | Votes: 12 | Rating: 9.07 ]

• microHAM - Accessories for your hamshack, such as Band Decoders, various types of Antenna Switches, Antenna Stacking devices, special devices designed dedicated for the SO2R operating technique, USB Interfaces, cw keyers and many others
  [ Hits: 3605 | Votes: 2 | Rating: 10 ]

• Astrodyne - Dedicated to the design, manufacturing, technical support, and delivery of innovative and cost effective power solutions for worldwide applications. AC/DC switching power supplies and DC/DC converters.
  [ Hits: 685 | Votes: 0 | Rating: 0 ]

• Precision Mastech Enterprises - Established in 1987 in manufacturing analogue and digital multi-meters and various testing instruments.
  [ Hits: 464 | Votes: 0 | Rating: 0 ]

• What can D-STAR do for me? - Introduction to D-STAR features and advantages that this new technology can bring to you.
  [ Hits: 605 | Votes: 1 | Rating: 6 ]

• Repeater Builders Technical Information - Providing valuable information on building amateur and commercial repeaters.
  [ Hits: 2563 | Votes: 7 | Rating: 9.72 ]

• The Repeater Builder's Technical Information - If you want to build a repeater, this is the right place to start. Includes construction projects and reviews of repeater hardware available in the market.
  [ Hits: 1887 | Votes: 1 | Rating: 8 ]

• Vapex technology - Batteries, control batteries, chargers online shop
  [ Hits: 635 | Votes: 1 | Rating: 1 ]

• NU-Tech - NU-Tech is a powerful DSP platform to validate and real-time debug complex algorithms, simply relying on a common PC. Thanks to an easy plug-in architecture, the developer can write his own NUTSs (NU-Tech Satellites) in C++ and immediately plug them into the graphical interface design environment.
  [ Hits: 843 | Votes: 1 | Rating: 10 ]

• Soldering for the Terrified - Notes on soldering techniques by GM1SXX
  [ Hits: 469 | Votes: 0 | Rating: 0 ]

• High Voltage Breakdown Tester - K8CU technical topics article about high voltage breakdown tester necessary for testing of any high voltage components like vacuum tubes, high voltage capacitors, vacuum relay
  [ Hits: 537 | Votes: 4 | Rating: 7.75 ]

• Tube FAQ - The Vacuum Tube FAQ by Henry Pasternack
  [ Hits: 556 | Votes: 0 | Rating: 0 ]
• Fun With Tubes - Dedicated to passing on and preserving knowledge of vacuum tube circuits and techniques
  [ Hits: 1023 | Votes: 7 | Rating: 9.86 ]

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