Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_94 (erp_w INTEGER, call_sign VARCHAR)
### Question:
What is the highest ERP W of the translator with a call sign of w284av?
### Answer:
SELECT MAX(erp_w) FROM table_name_94 WHERE call_sign = "w284av"