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• 160 meter linear loaded Inverted L antenna
  
  The total length of the inverted L is 240 feet which is 7 16th of ...
  By W4HM - Votes: 5 | Rating: 5.6

• Parasitic Antenna for 70cm
  
  A Parasitic Lindenblad Antenna for 70cm by Anthony Monteiro AA2TX This is the official 16 ...
  By AMSAT - Votes: 7 | Rating: 7.71

• Comparator-based RF switch
  
  This is a concept paper not a constuction article There are too many variables to ...
  Votes: 1 | Rating: 5

• Two-Wire Open Line
  
  Article on various type of transmissium medium like parallel lines twisted pairs shielded pairs coax ...
  Votes: 1 | Rating: 7

• Patch antenna for APT
  
  The patch or microstrip antenna has become a common workhorse for the microwave spectrum from ...
  By WlHDX - Votes: 1 | Rating: 10

• Vertical vs Horizontal antenna separation
  
  Isolation vs antenna separation an interesting article by WA6ILQ
  Votes: 8 | Rating: 5.49

• Do-It-Yourself Wireless Antennas
  
  Your guide to wireless antennas how to build a wireless antenna without spending much money ...
  Votes: 10 | Rating: 6.3

• Contest Preparation
  
  Preparing to contest, and get ready for action
• Contest University
  
  After a year of preparation 150 students and 11 professors participated in 10 hours of ...

• HamRadioLicence.net
  
  Commercial ham radio license exam preparation software that contains the latest officially released questions ...

• Butte County California Public Safety Scanner
  
  Live scanner feed from Butte County, paradise/upper ridge, chico , california public safety
  Votes: 36 | Rating: 6.42

• Long Range Wi-Fi
  
  Long range Wi Fi antennas you can build Helicals parabolics and biquads discussed How to ...
  By Phil C. - Votes: 10 | Rating: 6.3

• I0GEI Yaesu FT-2000 review
  
  FT-2000 /D The Transceiver Yaesu HF 50 Mhz, 100 or 200W output

• Winnipeg Police Fire Paramedic Scanner
  
  Live Streaming Audio of Police, Fire, and Paramedic Services in Winnipeg, Manitoba, Canada.
  By JDC Enterprises - Votes: 38 | Rating: 3.83

• TEL-Atomic Incorporated
  
  Tel-atomic sells physics educational apparatus, oscilloscopes, counters, magnetic meters

• Resistor Finder
  
  Resistor Finder is a program that allows the electronics designer or hobbyist to find a ...
  Votes: 7 | Rating: 3

• Spectrum Analyzer Real-time FFT
  
  Eight channel Audio Spectrum Analyzer is a set of Real Time Multi Channel Gauges for ...
  By Oleg Ya. Shmelyoff - Votes: 9 | Rating: 7.77

• TANKIT
  
  A free design aid for vacuum tube linear RF power amplifiers Determine plate circuit operating ...
  By Keith Kunde, K8KK - Votes: 3 | Rating: 10

• Diplexer 2m 70cm
  
  This DIPLEXER separates 2m from 70cm on the same coax cable and allows to use ...
  Votes: 12 | Rating: 7.75

• Phase Noise.
  
  This is perhaps the most important parameter in many oscillators and it deserves an in ...

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