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• 144 Mhz crossed Yagi
  
  An homebrew crossed Yagi antenna for two meters band based on DK72B design with pictures ...
  Votes: 11 | Rating: 5.36

• 40m portable antenna tuner
  
  A small sized portable antenna tuner for the 40 meter band end fed half wave ...
  Votes: 7 | Rating: 8.14

• Magnetic Loop Antenna Calculator
  
  Free windows program to calculate magnetic loop antenna This small loop antenna calculator allow to ...
  By KI6GD - Votes: 25 | Rating: 6.28

• A tilt mount for portable operations
  
  Making portable pperations easier N1GY present a different way to make a tilt base and ...

• Z-Match 100 and mini Z-Match
  
  This is a one for all antenna tuner with wide range tuning on all the ...
• S-Match a symmetrical universal tuner
  
  This ATU is based on the oringal project by PA0FRI
  Votes: 1 | Rating: 10

• US Radio Reference DB
  
  The Radio Reference Database for United States
  Votes: 5 | Rating: 8

• INAC
  
  Amateur radio accesories power supplies electronic parts antenna controllers and antennas manufacturer based in Spain ...
  Votes: 2 | Rating: 6

• HFRadioSales.au
  
  Specialists in second hand used HF Radio Antenna Sales Service Repair Spare parts of Codan ...

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

• Digital Speech Decoder
  
  An open source software decode various xMBE based modes It support decoding QPSK C4FM modes ...
  Votes: 48 | Rating: 5.44

• hamOS
  
  hamOS is a live and installable Debian based linux respin for Amateur Radio Operators It ...
  By Richard Gordon - Votes: 13 | Rating: 7.69

• QRadioPredict
  
  Radio propagation prediction and simulation tool for VHF UHF based on the Irregular Terrain Model ...
  By Adrian Musceac - Votes: 11 | Rating: 5.36
• Tower Coverage
  
  Allow you to create Tower Coverage Maps for any geographical area in the entire world ...
  Votes: 21 | Rating: 5.57

• Trackuino - Arduino APRS Tracker
  
  An open source Automatic Packet Reporting System tracker based on Arduino by Javier Martin ...
  By Javier Martin - Votes: 5 | Rating: 5.8
• Arduino APRS with BeRTOS
  
  An Arduino APRS project based on the real time OS BeRTOS
  Votes: 1 | Rating: 10

• Frequency Counter with Arduino
  
  An interesting project about an Arduino-based frequency counter fot the Kenwood TS-520S
  By Todd Harrison - Votes: 8 | Rating: 5.58

• NanoKeyer
  
  An Arduino based CW contest keyer addon ideated and designed for the use in conbination ...
  Votes: 1 | Rating: 8

• Fox Box - Transmitter controller
  
  This FOX BOX is based on a single CMOS 555 timer and uses an ISD1000 ...

• Raspberry Pi Packet BBS
  
  An amateur radio Packet BBS system based on Raspberry Pi Joe, AG6QO
  Votes: 2 | Rating: 5.5

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