Answer:

WNET

Answer	Crossword Clue
WNET	PBS affiliate in NYC
WNET	85 Down's PBS station
WNET	PBS flagship station

WNET	PBS flagship station in NYC
WNET	NYC's PBS station
WNET	Big letters in public broadcasting
WNET	PBS station behind Charlie Rose
WNET	PBS station with a transmitter on the Empire State Building
WNET	N.Y.C.'s PBS station
WNET	PBS station behind "Live From Lincoln Center"
WNET	PBS station in the Big Apple

WNET	PBS station where Charlie Rose is based