Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_7 (frequency_mhz VARCHAR, fcc_info VARCHAR, erp_w VARCHAR)

### Question ###
Name the frequency mhz for fcc and ERP W of 9 watts

### Accurate SQL ###

SELECT frequency_mhz FROM table_name_7 WHERE fcc_info = "fcc" AND erp_w = "9 watts"