CREATE TABLE table_2610582_3 (power_kw__erp_ VARCHAR2, ch__number VARCHAR2, callsign VARCHAR2)

What is the power, in kW, of channel TV-23, callsign DYCG-TV?
SELECT power_kw__erp_ FROM table_2610582_3 WHERE ch__number = "TV-23" AND callsign = "DYCG-TV"
SELECT "power_kw__erp_" FROM "table_2610582_3" WHERE "DYCG-TV" = "callsign" AND "TV-23" = "ch__number"