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• Small Transmitting Loop Project - KK5JY
  
  Article about small magnetic loop antennas with notes on realization of magnetic loops for several ...
  [ Hits: 1080 | Votes: 3 | Rating: 10 ]

• Frame Antenna for 80m - DL1GSJ
  
  A frame antenna for the 80 meters band built to be folded and to be ...
  [ Hits: 729 | Votes: 5 | Rating: 8.8 ]

• Chocking the End-Fed Antenna - VE3VN
  
  Stop common mode current when transmitting with an end fed antenna Unbalanced antennas are very ...
  [ Hits: 828 | Votes: 1 | Rating: 8 ]

• A Small Loop for 20 and 15 meter band - VK5BR
  
  A Small Transmitting Loop Antenna for 14MHz and 21MHz an antenna you might consider if ...
  [ Hits: 421 | Votes: 0 | Rating: 0 ]

• Elevation Angles - ON9CVD
  
  Importance of elevation angles on long distance communications and relation of reception probability with the ...
  [ Hits: 236 | Votes: 0 | Rating: 0 ]

• Breadboard Radio - BreadboardRadio
  
  Maker of QRP Kits QRP CW receiver and transmitters audio CW Filters antenna tuners dummy ...
  [ Hits: 1314 | Votes: 1 | Rating: 10 ]

• The Transatlantic Tests - ARRL
  
  From 1921 to 1924 radio amateurs experimented with transmitting across the Atlantic Everyday Engineering magazine ...
  [ Hits: 344 | Votes: 0 | Rating: 0 ]

• Portable Amateur Radio Operations - WD8RIF
  
  The main issues with portable HF operations have become not issues of the transmitting and ...
  [ Hits: 497 | Votes: 2 | Rating: 5.5 ]

• Northern California Transmitter Hunters - Jeremiah Norrell
  
  The Northern Calfornia Transmitter Hunters are a group of people that share a common interest ...
  [ Hits: 191 | Votes: 0 | Rating: 0 ]

• Mirage BD-35 Fix - DL3GAZ
  
  Fixing the problem with VHF-LED coming on while transmitting UHF
  [ Hits: 402 | Votes: 0 | Rating: 0 ]

• Yaesu FT-7800 7900 Mod - WC5WC
  
  CAP MARS transmitting modification for the Yaesu FT-7800 and FT-7900
  [ Hits: 1872 | Votes: 8 | Rating: 7.38 ]

• Delta Electronics - Delta Electronics
  
  Delta Electronics Inc NY USA family owned and operated selling all varieties of consumer electronics ...
  [ Hits: 327 | Votes: 0 | Rating: 0 ]

• Arduino Beacon - M0XPD
  
  A new multi mode QRP radio beacon built around the Arduino The beacon started with ...
  [ Hits: 708 | Votes: 0 | Rating: 0 ]
• The WB0RIO 28 Mhz Arduino Beacon - WB0RIO
  
  This project involves the construction of a 5 Watt Morse code beacon transmitter that operates ...
  [ Hits: 626 | Votes: 0 | Rating: 0 ]

• Attenuator for Fox Hunting - PA0ZR
  
  An Active attenuator for transmitter hunting QST Article november 1992
  [ Hits: 578 | Votes: 1 | Rating: 9 ]

• Setting Up A Record and Playback System - NU9N
  
  Sending the Audio from the Receiver to the Recorder from the Recorder to the EQ ...
  [ Hits: 289 | Votes: 0 | Rating: 0 ]

• Morse Code Beacon Keyer - WB0RIO
  
  This circuit stores a morse code message as bits in an EPROM chip the message ...
  [ Hits: 382 | Votes: 0 | Rating: 0 ]

• QRO Coaxial Relay for 50 MHz - w7gj
  
  Build a SPDT coaxial relay that can be used as a main Transmit Receive relay ...
  [ Hits: 362 | Votes: 0 | Rating: 0 ]

• 160m 20w AM transmitter - M0EZP
  
  Born as a companion transmitter for the Yaesu FRG 7 receiver has become a stand ...
  [ Hits: 785 | Votes: 3 | Rating: 10 ]

• Return Loss Bridge - K8IQY
  
  This Return Loss Bridge has been designed to characterize the input impedance of a receive ...
  [ Hits: 322 | Votes: 2 | Rating: 1 ]

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