![Listening to 20m on the University of Twente webSDR site when all of a sudden this showed up in the waterfall display : r/amateurradio Listening to 20m on the University of Twente webSDR site when all of a sudden this showed up in the waterfall display : r/amateurradio](https://external-preview.redd.it/_A0MtWysryFVabAtMCMJNmbN9ndBmvazSgSrqrqUG10.jpg?auto=webp&s=e1977f3b33c2689180a2f8f1eff81765d9987981)
Listening to 20m on the University of Twente webSDR site when all of a sudden this showed up in the waterfall display : r/amateurradio
![1 / 32 SMart Antenna systems for Radio Transceivers (SMART) Arjan Meijerink TE Presentation – May University of Twente Faculty of Electrical Engineering, - ppt download 1 / 32 SMart Antenna systems for Radio Transceivers (SMART) Arjan Meijerink TE Presentation – May University of Twente Faculty of Electrical Engineering, - ppt download](https://slideplayer.com/4915836/16/images/slide_1.jpg)
1 / 32 SMart Antenna systems for Radio Transceivers (SMART) Arjan Meijerink TE Presentation – May University of Twente Faculty of Electrical Engineering, - ppt download
![A Real-Time GPP Software-Defined Radio Testbed for the Physical Layer of Wireless Standards – topic of research paper in Electrical engineering, electronic engineering, information engineering. Download scholarly article PDF and read for A Real-Time GPP Software-Defined Radio Testbed for the Physical Layer of Wireless Standards – topic of research paper in Electrical engineering, electronic engineering, information engineering. Download scholarly article PDF and read for](https://cyberleninka.org/viewer_images/532903/f/1.png)