1) POV network 2) Ad-free network 3) Address of This Old House 4) Airer of Masterpiece Classics 5) American Experience network 6) Antiques Roadshow FYI airer 7) Antiques Roadshow shower 8) Arthur TV station 9) Austin City Limits airer 10) Austin City Limits carrier 11) Austin City Limits channel 12) Austin City Limits network Found on https://www.crosswordclues.com/clue/pbs