: Switches between modulation types: AM , LSB (Lower Sideband), USB (Upper Sideband), and FM .
Elias stared at the radio. The blue screen was dark, but the power cord was still plugged in. He picked it up. His thumb rested on the volume knob. He could feel the faint resistance, the ghost of a notch before the final stop. The click past ‘0.’ ats-20 radio manual
Controls how "wide" the receiver listens. This is a DSP filter simulation. : Switches between modulation types: AM , LSB