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1. 🎓 Dr. Freemo :jpf: 🇳🇱 (freemo@qoto.org)'s status on Sunday, 08-Jul-2018 15:24:21 UTC 🎓 Dr. Freemo :jpf: 🇳🇱

   An Advanced SWR meter I built about a month ago. It calculates phase shift so can compute a complex impedance and complex SWR, something most meters cant do. Schematics included.

   https://github.com/Syncleus/roes
   https://github.com/Syncleus/roes-hardware

   #hamradio #AmateurRadio #electronics #Radio #ham

   • 🎓 Dr. Freemo :jpf: 🇳🇱 repeated this.
   • 🎓 Dr. Freemo :jpf: 🇳🇱 (freemo@qoto.org)'s status on Friday, 18-Jan-2019 02:34:47 UTC 🎓 Dr. Freemo :jpf: 🇳🇱

     in reply to

     • digger AB3XU

     This post demonstrates V1 running (the directional coupler wasnt shielded as you can see).

     @bamfic @ab3xu