When dxzb-tv is the call sign what is the power kw?
CREATE TABLE table_23394920_1 (power_kw VARCHAR, callsign VARCHAR)
SELECT power_kw FROM table_23394920_1 WHERE callsign = "DXZB-TV"
### Context: CREATE TABLE table_23394920_1 (power_kw VARCHAR, callsign VARCHAR) ### Question: When dxzb-tv is the call sign what is the power kw? ### Answer: SELECT power_kw FROM table_23394920_1 WHERE callsign = "DXZB-TV"