ring o

ring o

Pages: [prev] ... 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 ... [next]

• A Reduced Half- sloper for 160 meters - A half sloper antenna for 160 meter band Italian translation of a WD8DSB article appeared in a QST issue during 1998.
  [ Hits: 6373 | Votes: 4 | Rating: 8.75 ]

• Yagi for 80 and 40 meters - Design plan of an array of a two element yagis for 80m and a 3 element 40m antenna sharing a single 12 meters long boom by EA5DY
  [ Hits: 1735 | Votes: 4 | Rating: 6.5 ]

• Shortened Center-Fed Half-Wave Dipole - Design your owm HF shiortened dipole. Includes a diagram of a lumped-constant loaded dipole antenna that is intended to fit in available space, rather than requiring a full 1/2 wavelength, at a specified frequency
  [ Hits: 2879 | Votes: 6 | Rating: 9.83 ]

• Measuring Cable Loss - Improving measurement accuracy when low-power analyzers are used.
  [ Hits: 856 | Votes: 2 | Rating: 7.5 ]

• The Notebook Antenna - the multiband Notebook Antenna, so called because the entire antenna will fit easily inside a 1" thick 3-ring binder
  [ Hits: 4803 | Votes: 5 | Rating: 6.2 ]

• Ground / Radial Systems - Guide to ground mounting antennas, notes on efficiency, elevated installations, metal towers and masts, other mounting schemas, moble homes and rv, lightning protections, artiche by Bencher
  [ Hits: 1153 | Votes: 1 | Rating: 10 ]

• IOTA Bearing & Distance list for your QTH - A list of all IOTA reference numbers and IOTA groups for the Islands On The Air award, personalised to your own QTH
  [ Hits: 3917 | Votes: 13 | Rating: 7.42 ]

• Byonics - Manufacturer of popular TinyTrak APRS Tracker offer Packet radio tools, wxtrack interfaces, TinyTrack3, a GPS position encoder, PicCon controller for transmitter hunting, GST-1 and GST-2 GPS format converters, and PeekPack, a packet radio monitoring tool.
  [ Hits: 4464 | Votes: 4 | Rating: 7 ]

• RAM Mounting Systems, Inc. - Ram mounting systems is a world leader for design and manufacturing of mounting applications. ram mounts offer more than 900 interchangeable components for unlimited uses and configurations.
  [ Hits: 1735 | Votes: 2 | Rating: 5.5 ]

• GS Manufacturing - HF Mobile and maritime antennas for 40-80-160 meters
  [ Hits: 1654 | Votes: 5 | Rating: 9 ]

• Stealth Telecom - RF engineering solutions, HF VHF antenna systems and radio communications equipment.
  [ Hits: 2617 | Votes: 2 | Rating: 5.5 ]

• 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 ]

• Motron - DTMF Electronics Manufacturer offers Decoding, Display, Signalling, Data Logging, Remote Monitoring and Control products and design.
  [ Hits: 590 | Votes: 1 | Rating: 10 ]

• DEHN, Inc. Surge & Lightning Protection - Offering transient voltage surge suppressor, TVSS, patch cables, surge arresters, surge protectors for lightning and power surge protection for electrical equipment, IT networks, communication systems, data lines, relay systems and solid state controllers.
  [ Hits: 718 | Votes: 3 | Rating: 6 ]

• Behringer - High quality audio systems
  [ Hits: 1295 | Votes: 3 | Rating: 10 ]

• OpenAPRS - Openaprs is a site dedicated to bringing you aprs tracking data and weather information.
  [ Hits: 729 | Votes: 5 | Rating: 7.4 ]

• Crystal Radio Supply - Offering Crystal Radios, Kits, Parts, and Supplies for the Radio enthusiast. Your source for free powered radios.
  [ Hits: 919 | Votes: 7 | Rating: 7.71 ]

• Voice descrambler - This program descrambles band inverted encrypted transmissions, usually found on VHF/UHF. It uses a NCO (numerical controlled oscillator) to re-produce the originally inverted audio band. Use it only if legally permitted in your country. I assume no responsabilities deriving from its use. Standard disclaimer applies
  [ Hits: 13576 | Votes: 38 | Rating: 6.16 ]

• Microphone connections by G4WPW - Roy G4WPW has collected one of the most complete and interesting pages for microphone connections schemas and wiring. Includes Kenwood microphones schematics as well as Yaesu Icom Alinco Adonis Drake Heil JRC MFJ schematics
  [ Hits: 20891 | Votes: 67 | Rating: 7.38 ]

• The Basic Soldering Guide Photo Gallery - These photos illustrate the basic steps in making a perfect solder joint on a p.c.b
  [ Hits: 934 | Votes: 3 | Rating: 8.33 ]

Pages: [prev] ... 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 ... [next]