Question: What is the total Frequency MHz port charlotte, florida, which has an ERP W larger than 10, has?
SQL: SELECT COUNT("Frequency MHz") FROM "2-11540543-1" WHERE "City of license" = 'port charlotte, florida' AND "ERP W" > 10.0;

Question: What is the call sign for the translator with an ERP W larger than 10?
SQL: SELECT "Call sign" FROM "2-11540543-1" WHERE "ERP W" > 10.0;

Question: What is the highest ERP W of the translator with a call sign of W284AV?
SQL: SELECT MAX("ERP W") FROM "2-11540543-1" WHERE "Call sign" = 'W284AV';