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• Ultracompact 160 Meter Antenna - NC4FB
  
  A compact antenna for 160 meters suitable for hams tha want operate top band buh ...
  [ Hits: 1369 | Votes: 1 | Rating: 3 ]

• Compact Right Angle 40 Meter Antenna - NC4FB
  
  Want to operate on 40 meters but only have a space a little over 16X16 ...
  [ Hits: 712 | Votes: 0 | Rating: 0 ]

• 10m - 20m Trap Dipole - NC4FB
  
  How to operate on 10 and 20 meters in limited space with this trapped dipole ...
  [ Hits: 1501 | Votes: 5 | Rating: 6.67 ]

• DL2NBY Contest Calendar - DL2NBY
  
  This site provides dates and rules of nearly 400 Amateur Radio HF contests Based on ...
  [ Hits: 1753 | Votes: 5 | Rating: 6.4 ]

• S79 Praslin Island DX Pedition
  
  IK5RUN I5OYY I5IHE will operate from Praslin Is Seychelles IOTA AF 024 respectly as S79UN ...
  [ Hits: 253 | Votes: 0 | Rating: 0 ]

• Conejo Valley Amateur Radio Club
  
  The Conejo Valley Amateur Radio Club CVARC is a 501 c 3 organization incorporated as ...
  [ Hits: 295 | Votes: 0 | Rating: 0 ]

• W9LJ Lake County Amateur Radio Club
  
  County ARC LCARC was incorporated in 1952 We are an American Radio Relay League ARRL ...
  [ Hits: 337 | Votes: 0 | Rating: 0 ]

• Reciprocal Permit FAQ - Operating abroad
  
  ARRL documentation on how get reciprocal lincece or authoriazion to operate ham radio abroad ...
  [ Hits: 508 | Votes: 0 | Rating: 0 ]

• Low-frequency radio time signals
  
  Several national physics laboratories operate radio transmitters that broadcast a time code signal.
  [ Hits: 312 | Votes: 0 | Rating: 0 ]

• Yaesu FL2100Z operating tips
  
  The Yaesu FL2100Z is a HF linear amplifier rated for 1200W PEP input and using ...
  [ Hits: 964 | Votes: 1 | Rating: 1 ]

• IC-7700 as a bench spectrum analyser - AB4OJ
  
  The Icom IC 7700 spectrum scope feature a minimum resolution bandwidth of just 100 Hz ...
  [ Hits: 180 | Votes: 0 | Rating: 0 ]

• ScopeDSP - Grant Griffin
  
  ScopeDSP analyzes sampled data signals in the time and frequency domains It can generate read ...
  [ Hits: 839 | Votes: 1 | Rating: 1 ]

• DX Fighter - DX Cluster client - IZ0KBA Lorenzo
  
  DX Fighter is a ham radio program for DX cluster spot reception Connect to any ...
  [ Hits: 1516 | Votes: 4 | Rating: 5.75 ]

• QScope.org
  
  QScope org is an advanced statistics online application with innovative features for HAM Radio operators ...
  [ Hits: 976 | Votes: 3 | Rating: 4 ]

• PocketPacket Mac OS - Antony Chazapis
  
  PocketPacket started as an APRS client for iPhone iPod Touch iPad devices but is also ...
  [ Hits: 1104 | Votes: 2 | Rating: 7.5 ]

• SDR Sharp - AIRSPY
  
  SDR read SDR Sharp is a high performance Software Defined Radio application SDR sharp is ...
  [ Hits: 2448 | Votes: 8 | Rating: 7.5 ]

• 811 Linear Amplifier project
  
  A lower power desktop linear with integrated 120vac power supply This very compact dual 811 ...
  [ Hits: 1629 | Votes: 2 | Rating: 10 ]

• Integrated Circuit Audio Amplifiers
  
  Circuit designs for IC audio amplifiers by N1HFX
  [ Hits: 422 | Votes: 0 | Rating: 0 ]

• Frequency Multipliers
  
  An exaustive document on frequency multipliers with a particular attention on ways to generate high ...
  [ Hits: 388 | Votes: 0 | Rating: 0 ]

• WSPR transmitter using a Raspberry Pi
  
  Makes a very simple WSPR beacon from your RasberryPi by connecting GPIO port to Antanna ...
  [ Hits: 961 | Votes: 6 | Rating: 4.5 ]

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