Reception is noisy, FM stereo reception is noisy, or the "FM STEREO" indicator does not stay lit
Re-check the antenna connection.
Relocate your antenna.
Move the unit away from your TV or PC.
Passing cars and airplanes can cause interference.
Concrete walls weaken radio signals.
Listen to the station in mono.
When listening to an AM station, operating the remote controller may cause noise.
If nothing improves the reception, install an outdoor antenna.