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• Vertical antenna for 160 meter
  
  This high antenna require a large ground composed by 40 radials It s not very ...
  [ Hits: 4137 | Votes: 1 | Rating: 10 ]

• Magic T combiners splitters
  
  The magic T combiner is a very useful device It can provide equal voltages equal ...
  [ Hits: 1321 | Votes: 2 | Rating: 8.5 ]

• DCTL Portable Antenna
  
  A Low Power Distributed Capacitance Twisted Loop indoor portable HF antenna by Monty Northrup N5ESE ...
  [ Hits: 2159 | Votes: 2 | Rating: 10 ]

• RMS power
  
  How it's misused and misunderstood, and why it's not useful.
  [ Hits: 678 | Votes: 3 | Rating: 6.67 ]

• W8ZR High-Power Antenna Tuner
  
  This homebrew legal limit antenna tuner is based on the famous Ultimate Transmatch introduced by ...
  [ Hits: 11497 | Votes: 10 | Rating: 8.1 ]
• Getting the most from your tuner
  
  Here is how to adjust this popular tuner circuit so it transfers maximum power to ...
  [ Hits: 2828 | Votes: 3 | Rating: 6.33 ]
• Emtech ZM-2 Antenna Tuner Kit
  
  The Emtech ZM 2 Antenna Tuner is a nifty little portable transmatch for QRP low ...
  [ Hits: 3432 | Votes: 6 | Rating: 5.33 ]

• Getting started in contest - AA5B
  
  A PowerPoint presentation by Bruce Draper AA5B on how to get started in contesting no ...
  [ Hits: 958 | Votes: 1 | Rating: 1 ]

• Lashen Electronics
  
  From connectivity for the home or small office and home theater cabling solutions to power ...
  [ Hits: 673 | Votes: 3 | Rating: 10 ]

• Maxdao Technologies - EL
  
  Maxdao offer you 7 16 N coaxial connectors jumper cables feeder clamps and grouding kits ...
  [ Hits: 547 | Votes: 1 | Rating: 10 ]

• Madell Technology Corporation
  
  Makers of oscilloscopes spectrum analyzers frequency counters power supplies and more testi equipment products ...
  [ Hits: 1103 | Votes: 4 | Rating: 5.5 ]

• F5VLB amateur radio astronomy station - Polard Jean Marie F5VLB
  
  F5VLB and EA4EOZ have designed a small but powerful system using satfinder and standard LNB ...
  [ Hits: 1621 | Votes: 4 | Rating: 10 ]

• Near-Real-Time F2-Layer Critical Frequency Map
  
  This map can be used to determine the frequencies that will always be returned to ...
  [ Hits: 5271 | Votes: 24 | Rating: 4.84 ]

• JavaScript Electronic Notebook, K7MEM - K7MEM
  
  It consists of a group of JavaScript driven web pages that are intended for use ...
  [ Hits: 3224 | Votes: 16 | Rating: 7.62 ]

• Aether
  
  Aether is an ham radio logging for the Mac Aether gives hams logging software that ...
  [ Hits: 3060 | Votes: 10 | Rating: 8 ]

• LA7MI 40W RF Amplifier for 80m
  
  40W Linear Power amplifier with FETs for 80m Some notes about saturation in ferrite and ...
  [ Hits: 3024 | Votes: 2 | Rating: 1.5 ]
• A 20m monoband Power Amp
  
  The 20m monoband 4-1000 amplifier, by Jelmer (pa5r), Herman (pa0ten) and Frans (pa5ca)
  [ Hits: 2892 | Votes: 2 | Rating: 9.5 ]

• HamShield for Arduino - KC7IBT
  
  HamShield is a powerful VHF UHF transceiver that lets your Arduino talk to far away ...
  [ Hits: 1089 | Votes: 2 | Rating: 4 ]

• QRP 12V Power Pack
  
  A perfect companion for your Elecraft K1 or any other not power hungry QRP rig ...
  [ Hits: 1601 | Votes: 1 | Rating: 1 ]
• Low-Power Transceiver Kits You Can Build
  
  A Comprehensive roundup of the most popular QRP transceiver kits on the market in recent ...
  [ Hits: 2424 | Votes: 1 | Rating: 10 ]

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