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Antennas : Antenna Calculators

• Small Transmitting Loop Antenna Calculator - JJ Johnson
  
  A free online calculator for making all of the calculations required to design and build ...
  [ Hits: 5083 | Votes: 19 | Rating: 7.05 ]

• RF Choke Coil - Made Easy - K3DAV
  
  In this article K3DAV show a very simple way to make an RF choke coil ...
  [ Hits: 1266 | Votes: 6 | Rating: 5.83 ]

• VHF/UHF Yagi Antenna Design - K7MEM  ^pop
  
  Design your VHF UHF Yagi antenna online a JavaScript enhanced web page that implements the ...
  [ Hits: 147444 | Votes: 1105 | Rating: 6.95 ]

• Citizen Weather Observer Program
  
  A private public partnership with three main goals to collect weather data contributed by citizens ...
  [ Hits: 449 | Votes: 2 | Rating: 7.5 ]

• RF Cool Tools Real Time Design - Jeremy Goldblatt
  
  RFCoolTools RLC Filter Simulation, S-parameter Plotter, Filter Optimization,Broadband Impedance Match
  [ Hits: 3452 | Votes: 57 | Rating: 4.66 ]

• JVComm32 - JVCOMM
  
  The multi purpose commercial FAX RTTY SYNOP NAVTEX and SSTV program for Windows 95 98 ...
  [ Hits: 7115 | Votes: 17 | Rating: 6.8 ]

• Ham Secretary - SP9AUV
  
  The program serves to assist in a ham radio activities secretarial with his hobby such ...
  [ Hits: 151 | Votes: 0 | Rating: 0 ]

• Axis Spectrum Analyzer - Axis Software Company
  
  Axis Spectrum Analyzer allows you to record audio along with sincronized 31 band spectrum analyzer ...
  [ Hits: 11257 | Votes: 5 | Rating: 4.2 ]

• Negative feedback output circuit
  
  Negative feedback is often referred to as shunt feedback in conjunction with emitter degeneration ...
  [ Hits: 1106 | Votes: 1 | Rating: 10 ]

• Mini Satellite-Antenna Rotator Mk2 - sarcnet
  
  Design and construction of a mini satellite antenna rotator It used some small DC motors ...
  [ Hits: 494 | Votes: 3 | Rating: 4 ]

• KI7NEW Morse Code Trainer
  
  The Trainer is based on a simple modular built STEM game platform plus newly developed ...
  [ Hits: 119 | Votes: 0 | Rating: 0 ]

• Online Calculators for Radio & Electronic Design - JJ Johnson
  
  Online calculators for toroid coil, air-core coil inductance, XL, XC, and more.
  [ Hits: 1924 | Votes: 3 | Rating: 9.33 ]

• ICOM IC-775 FIlter Installation - PA0Q
  
  Inrad Roofing Filter installation instruction The IC 775 Roofing Filter Mod consists of a 6 ...
  [ Hits: 62 | Votes: 0 | Rating: 0 ]

• Kenwood Microphone MC60A Modification - VK2YMU
  
  The Kenwood MC60A with preamp suffers from RF feedback a search on the web reveals ...
  [ Hits: 395 | Votes: 0 | Rating: 0 ]

• A secure power supply - Talino
  
  Dchematics and photos of a secure power supply short cut Rf feedback high voltage etc ...
  [ Hits: 7288 | Votes: 3 | Rating: 8.67 ]

• General Coverage Receiver
  
  This is a compact three transistor regenerative general coverage receiver with fixed feedback
  [ Hits: 2067 | Votes: 2 | Rating: 5 ]
• General Coverage Receiver LW MW SW - ON6MU
  
  This is a compact three transistor regenerative general coverage receiver with fixed feedback The sensitivity ...
  [ Hits: 200 | Votes: 0 | Rating: 0 ]