radio bands

radio bands

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• 40-80 Coax Trap Dipole - I6IBE
  
  Full article on how to build a home made wire dipole antenna for 40 and ...
  [ Hits: 269 | Votes: 3 | Rating: 9.33 ]

• Extended Double Zepp NVIS Antenna Calculator - WestMountainRadio
  
  Extended Double Zepp measurements for all ham bands and online calculator The antenna is constructed ...
  [ Hits: 125 | Votes: 3 | Rating: 7 ]

• What is Horn Antenna - frambos
  
  Horn Antenna The energy of the beam when slowly transform into radiation the losses are ...
  [ Hits: 74 | Votes: 0 | Rating: 0 ]

• The Weird Antenna Wire End Effect - VA3KOT
  
  A half wave wire that is tuned for resonance on 80m will NOT be resonant ...
  [ Hits: 95 | Votes: 0 | Rating: 0 ]

• The Squid Pole Wire Antenna Re-visited - VK4ADC
  
  The author explores enhancing the performance of a 7 meter fiberglass squid pole wire antenna ...
  [ Hits: 92 | Votes: 0 | Rating: 0 ]

• HF DXView Propagation Map - NG0E
  
  This map shows real time radio propagation from stations operating on 11 bands between 1 ...
  [ Hits: 305 | Votes: 5 | Rating: 7.6 ]

• DK0TE Mobile version WebSDR Germany - DK0TE
  
  This is the mobile version of the DK0TE WebSDR providing HF ham radio bands coverage ...
  [ Hits: 182 | Votes: 2 | Rating: 5.5 ]

• Amateur Radio Modes - VK6FLAB
  
  A table that summarize all known amateur radio emission modes with reference to software and ...
  [ Hits: 208 | Votes: 0 | Rating: 0 ]

• A Magic Ground Mobile Antenna - VA3KOT
  
  Experimenting and testing vertical antenna for HF bands on mobile operations.
  [ Hits: 113 | Votes: 0 | Rating: 0 ]

• USA Amateur Radio Repeaters - IU3BLA
  
  USA Amateur Radio Repeaters Directory, 2m and 70cm bands.
  [ Hits: 96 | Votes: 0 | Rating: 0 ]

• Improving Icom IC-7300 ADC Aliasing - F5LOL
  
  The ICOM IC 7300 SDR radio has a very nice receiver for ham bands but ...
  [ Hits: 212 | Votes: 2 | Rating: 5.5 ]

• Ham Imports - Your guide to Chinese ham radios - Rik
  
  The database of Chinese ham radios We are here to show you that you do ...
  [ Hits: 112 | Votes: 3 | Rating: 10 ]

• DXSPOTS - f6gqk
  
  DXSPOTS is a Telnet connection program It allows radio amateurs with a lot of DX ...
  [ Hits: 150 | Votes: 0 | Rating: 0 ]

• DIY 1KW Dummy Load - F5NPV
  
  F5NPV explores the construction of a cost effective 1KW dummy load for radio enthusiasts Purchasing ...
  [ Hits: 124 | Votes: 0 | Rating: 0 ]

• Enhancing Frontend Performance with Optimized Band Pass Filters - PA3AKE
  
  This article explores the nuanced design challenges of Band Pass Filters BPF in radio receivers ...
  [ Hits: 82 | Votes: 0 | Rating: 0 ]

• Demonstrating AM sidebands - PA3FWM
  
  Amateur radio courses teach that in amplitude modulation sidebands arise This can be proven mathematically ...
  [ Hits: 65 | Votes: 0 | Rating: 0 ]

• Stop RFI from Solar PV Systems - WB8ERJ
  
  Stop EMI RFI Interference in Off Grid Solar PV Systems in this article the author ...
  [ Hits: 82 | Votes: 0 | Rating: 0 ]

• Peaberry Software Defined Radio Transceiver - AE9RB
  
  Construct the Peaberry a SoftRock compatible SDR transceiver This project is aimed to build an ...
  [ Hits: 152 | Votes: 0 | Rating: 0 ]

• How RTL-SDR dongles work - PA3FWM
  
  Since 2012 the RTL SDR is the simple and cheap way to give Software Defined ...
  [ Hits: 129 | Votes: 1 | Rating: 10 ]

• 2m to 70cm Transverter Circuit - VK4ADC
  
  A 70cm 432 MHz Transverter Project transverter circuit is an electronic device that converts a ...
  [ Hits: 82 | Votes: 0 | Rating: 0 ]

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