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_23394920_1 (power_kw VARCHAR, callsign VARCHAR)
### Question:
When dxrt-tv is the callsign what is the power kw?
### Answer:
SELECT power_kw FROM table_23394920_1 WHERE callsign = "DXRT-TV"