DRC (Dynamic Range Control) is a technique of DAB used to transmit signals of large dynamic range over the air. There is no need for user to set anything for that. But due to a misleading concept spread by early manufacturers, a function with the same name is used to boost the signal. If that is your intension, then you can follow the steps below:

         1.  There are three options Off, Low or High to enhance output signal by 0, 3, 6 dB

         2.  Click DRC of the DAB Control menu


         3.  You get the following picture, where the current setting is shown


         4.  To select other options, click at any location slightly above the , you get


         5.  Click HIGH, LOW or OFF, then you get the picture below (assume you just clicked HIGH)


         6.  Click “OK” to complete the setting