ratio

ratio

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• 2 elements YAGI for field day operation - VE3RGW
  
  A wire yagi antenna for 20 and 40 meters band suitable for outdoor and field ...
  [ Hits: 14576 | Votes: 7 | Rating: 6.14 ]

• 80 Meter Pizza Pan Antenna
  
  This is a resonant half wave vertical antenna It takes up little space in the ...
  [ Hits: 3724 | Votes: 3 | Rating: 5 ]

• G3EJS portable antenna for the IC-703
  
  A portable antenna for 40 20 15 10 and 6 meters operations to be used ...
  [ Hits: 3338 | Votes: 9 | Rating: 7.11 ]

• Vertical vs Horizontal antenna separation
  
  Isolation vs antenna separation an interesting article by WA6ILQ
  [ Hits: 1042 | Votes: 8 | Rating: 5.49 ]
• Polarization, lines of force
  
  While polarisation may seem insignificant compared with other considerations in setting up a communications system ...
  [ Hits: 526 | Votes: 0 | Rating: 0 ]

• A Portable Antenna Matching Unit
  
  A small HF antenna tuner project for qrp operations Includes circuit diagrams pictures and test ...
  [ Hits: 15350 | Votes: 7 | Rating: 5.14 ]

• Drake TR-4C restoration
  
  EB5AGV's TR-4C restoratiom
  [ Hits: 1344 | Votes: 4 | Rating: 6.25 ]

• VHF UHF European Beacons
  
  MMMonVHF maintains the data for 6m 2m 70cm and 23cm bands in collaboration to LA0BY ...
  [ Hits: 2684 | Votes: 11 | Rating: 5.91 ]

• TRAK Microwave Corporation
  
  Signal generatos, oscillators, direct and indirect synthesizers, exciters custom oscillators
  [ Hits: 481 | Votes: 0 | Rating: 0 ]

• 60 Great Things About Ham Radio
  
  In celebration of CQ magazine s 60th anniversary in 2005 the CQ staff came up ...
  [ Hits: 1141 | Votes: 2 | Rating: 2.5 ]

• Hellschreiber frequencies
  
  Suggested frequencies for HELLSCHREIBER operation by the feldhell club
  [ Hits: 2018 | Votes: 6 | Rating: 7 ]

• D-STAR Callsign Calculator
  
  This is a user friendly web page based D STAR call sign calculator that requires ...
  [ Hits: 1709 | Votes: 5 | Rating: 2 ]

• Low Frequency operations by W3EEE
  
  A squint at the world of LF This website was initially thrown together to provide ...
  [ Hits: 483 | Votes: 0 | Rating: 0 ]

• DERF electronics corporation
  
  Distributor of electronic components like diodes Transistors Microcontrollers Microprocessors connectors switches relays integrated circuits eproms ...
  [ Hits: 572 | Votes: 2 | Rating: 10 ]

• Demis Web Map Server
  
  A good online map service useful for ACARS map generation
  [ Hits: 3539 | Votes: 6 | Rating: 6.67 ]

• WinHell
  
  Feld hell freeware windows program that permits RTX hellschriber operations by PA3BQS
  [ Hits: 1439 | Votes: 2 | Rating: 4.5 ]

• Log DXpedition
  
  Freeware windows software log book management dedicated to dxpedition operations by IK6CAC
  [ Hits: 650 | Votes: 0 | Rating: 0 ]

• PocketDigi - R. de Haas ( pd1rh )
  
  This page is an introduction to the PocketDigi utility for PocketPC PDAs Allow PSK RTTY ...
  [ Hits: 2319 | Votes: 2 | Rating: 6.5 ]

• A fool-proof VOX
  
  A circuit which had been used in many other application before The configuration described here ...
  [ Hits: 1477 | Votes: 0 | Rating: 0 ]

• New Generation Beacon Driver
  
  As used on the new GB3VHF 144.43MHz Beacon
  [ Hits: 820 | Votes: 0 | Rating: 0 ]

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