The functionality often depends on the firmware version. Community-driven updates frequently offer improved scanning and stability for the Si4732 chip [1, 2]. 2. Master the Controls: A Better Approach
This is your primary input. It controls frequency tuning, menu scrolling, and setting selections. It also acts as a clickable button. ats20 radio manual better
Are you primarily listening to or global Shortwave/Ham operators ? Do you plan to build or buy an external antenna ? The functionality often depends on the firmware version
A long press on the center button typically opens the band selection menu, allowing jumps from MW to specific shortwave bands like 40m or 20m. ats20 radio manual better