40 m transceiver

40 m transceiver

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• End fed half wave antenna 40/30/20m - TK5EP
  
  For my SOTA activities i recently bought a QRP transceiver QRP SW 3B which is ...
  [ Hits: 170 | Votes: 0 | Rating: 0 ]

• K1FM Mini Magnetic Loop - K1FM
  
  Original HF magnetic loop antenna designed by the author to work in conjunction with QRP ...
  [ Hits: 119 | Votes: 1 | Rating: 8 ]

• (tr)uSDX - DL2MAN
  
  The tr uSDX is a 5 Band Mulitmode QRP Transceiver in Pocket Format 90x60x30mm 140g ...
  [ Hits: 203 | Votes: 2 | Rating: 10 ]

• EA2CW QRP Portable radio setup - EA2CW
  
  A portable QRP setup based on 20 30 40m QRP CW only SW 3B transceiver ...
  [ Hits: 105 | Votes: 0 | Rating: 0 ]

• SW-3B QRP CW RTX - Venus
  
  The SW 3B is a Three band CW QRP transceiver Weight 180g output power 5W ...
  [ Hits: 121 | Votes: 0 | Rating: 0 ]

• CAT Interface for Yaesu FT-817 and FT-100 - PE1PWF
  
  A Rig control CAT interface schematic suitable for both the Yaesu FT 817 and FT ...
  [ Hits: 269 | Votes: 1 | Rating: 6 ]

• 50 MHz 300W Power Amplifier - VK3NX
  
  This project addresses the need for a 50 MHz Amplifier providing substantial power for Australian ...
  [ Hits: 71 | Votes: 0 | Rating: 0 ]

• Arduino QRP Transceiver: DIY Success on HF Bands - M0XPD
  
  This article introduces an Arduino based QRP CW Transceiver designed for lower HF bands The ...
  [ Hits: 115 | Votes: 1 | Rating: 1 ]

• 20m 30m 40m Bandpass Filters - AB2EW
  
  Homemade LC Bandpass Filters for 20M 30M 40M In multi station environments like special events ...
  [ Hits: 388 | Votes: 1 | Rating: 10 ]

• Portable 40m CW Transceiver - ZL2CTM
  
  Homemade portable transceiver for the 40 meters band.
  [ Hits: 67 | Votes: 1 | Rating: 1 ]

• ARJAN-5 5 band SDR - PY2KLA
  
  This project enhances Arjan te Marvelde s uSDR pico by integrating a waterfall display feature ...
  [ Hits: 54 | Votes: 0 | Rating: 0 ]

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