Non-PRO English to French Other General / Conversation / Greetings / Letters radio station

Since Radio xxx was created in March 2010, it has been running with the earnings made from its commercials. Because it does not have transmission in the whole Central Plateau and other close departments, the owner cannot make as much as he would with a larger audience.

Je peine un peu à traduire ce bout.

....autant qu'il devrait avec un auditoire plus grand??