number

number

Pages: [prev] 1 2 3 4 5 6 7 [next]

• The Story of the Broadband Dipole - W6NL
  
  A dipole can be broadbanded by a number of techniques including by matching with resonant ...
  [ Hits: 416 | Votes: 0 | Rating: 0 ]

• Optimizing Ground Radials in End-Fed Antennas - w0btu
  
  An interesting article focused on defining the optimal lenght and number of ground radials in ...
  [ Hits: 434 | Votes: 1 | Rating: 10 ]

• Building a VHF Contest Station - W5ZN
  
  Building an amateur station for competitive radiosport involves a number of critical steps regardless of ...
  [ Hits: 339 | Votes: 1 | Rating: 4 ]

• History of The Amateur radio LOCATOR System - OK2KKW
  
  This article taken from the IARU Region 1 VHF handbook is about the history of ...
  [ Hits: 192 | Votes: 1 | Rating: 1 ]

• 1200z Time Explained - unitarium
  
  Military time notation is based on 24 hour clock A time of day is written ...
  [ Hits: 136 | Votes: 1 | Rating: 4 ]

• Morse code practice - MorseCodeNinja
  
  A comprehensive morse code auduio guide with several youtube movies classified by skill level characters ...
  [ Hits: 134 | Votes: 0 | Rating: 0 ]

• WWV numbers and F2 Propagation - NI6E
  
  Comments on the irrelevance of WWV numbers to 50 MHz F2 propagation
  [ Hits: 159 | Votes: 1 | Rating: 8 ]

• Solar Cycle Progression - NOAA
  
  A dynamic graph of current and past solar cycle sunspot number progression and F10 7 ...
  [ Hits: 235 | Votes: 0 | Rating: 0 ]

• How propagation works on VHF Bands - DF5AI
  
  Thunderstorm effects on sporadic E propagation Very long distance propagation in the 144 MHz band ...
  [ Hits: 115 | Votes: 2 | Rating: 10 ]

• Sunspot Index Since 1750 - ROB
  
  The yearly black up to 1750 and monthly red from 1750 up to now sunspot ...
  [ Hits: 115 | Votes: 0 | Rating: 0 ]

• Challenger DX Antenna Review by NK7Z - NK7Z
  
  A review of the GAP Challenger DX Antenna that is not a traditional 1 4 ...
  [ Hits: 221 | Votes: 2 | Rating: 10 ]

• Decoding Numbers Stations - QST Article - Allison McLellan
  
  Exploring these mysterious transmissions and how their strong following has created a niche in the ...
  [ Hits: 523 | Votes: 0 | Rating: 0 ]

• Online Helical Coil Calculator - deepfriedneon
  
  This online calculator will give as output the Inductance L of a coil including the ...
  [ Hits: 343 | Votes: 7 | Rating: 5.71 ]
• Online Coil Inductance Calculator - 66pacific
  
  This online calculator will return the inductance of a coil It will ask you the ...
  [ Hits: 104 | Votes: 0 | Rating: 0 ]
• Amidon ferrite toroids calculator - coil32
  
  Select the toroid by material type and dimension of the toroid the desired inductance and ...
  [ Hits: 394 | Votes: 3 | Rating: 6 ]

• AGWMorseTrainer - SV2AGW
  
  A windows program to learn Morse code and doing QSO in CW The training course ...
  [ Hits: 215 | Votes: 1 | Rating: 1 ]

• com0com Null-modem emulator - com0com
  
  The Null modem emulator is an open source kernel mode virtual serial port driver for ...
  [ Hits: 637 | Votes: 1 | Rating: 5 ]

• 432 MHz 100W RF Power Amplifier - VK3BRZ
  
  This article describes the construction of a 100 Watt 70 cm amateur band linear power ...
  [ Hits: 242 | Votes: 1 | Rating: 9 ]

• Frequency counter project - QRP Labs
  
  This project includes quite a number of useful testing features which were very useful when ...
  [ Hits: 128 | Votes: 0 | Rating: 0 ]

• BITX QRP RTX - VU2ESE
  
  An easy to build 6 watts SSB transceiver for 14MHz BITX is an easily assembled ...
  [ Hits: 104 | Votes: 0 | Rating: 0 ]

Pages: [prev] 1 2 3 4 5 6 7 [next]