<div dir="ltr"><h1 style="box-sizing:border-box;font-size:16pt;color:rgb(0,0,0);font-family:Verdana,Arial,Helvetica,sans-serif">Evaluation of digital modes using the Teensy IONOS Simulator</h1><p style="box-sizing:border-box;color:rgb(0,0,0);font-family:Verdana,Arial,Helvetica,sans-serif;font-size:16px"><strong style="box-sizing:border-box">Joe Speroni, AH0A</strong>, ARRL Pacific Section Manager, reports that the Winlink team has published an excellent digital modes comparison study, by <strong style="box-sizing:border-box">Thomas Whiteside, N5TW</strong><br style="box-sizing:border-box"><br style="box-sizing:border-box">It shows steady improvements in performance as software algorithms evolve.<br style="box-sizing:border-box">Speroni said &quot;the addition of digital modes in our tool kit makes Amateur Radio more valuable to our served agencies.&quot; For example, &quot;Winlink is a tool for personal communications, health and welfare traffic, and served agencies with varying need of digitally-formatted messages.&quot; Speroni said the study is well done and worth reading.<br style="box-sizing:border-box"><br style="box-sizing:border-box">View the study here<br style="box-sizing:border-box"><a href="https://winlink.org/sites/default/files/a_winlink_digital_mode_performance_comparison_based_on_the_ionis_sim_hf_vhf_channel_simulator_-_july_5_2020_0.pdf" target="_blank" style="box-sizing:border-box;color:rgb(0,51,102);text-decoration-line:none">https://winlink.org/sites/default/files/a-winlink-digital-mode-performance-<br style="box-sizing:border-box">comparison-based-on-the-ionis-sim-hf-vhf-channel-simulator---july-5-2020-0.pdf</a></p></div>