The Amstel Gold is on Eurosport (19east) 1515-1700 CET on Sunday 20 April, RTBF Sat (also 19e) 14:15-16:15 CET, RAI Tre (13e) 15:45-18:00 CET and RAI Sport Sat (13e) 17:00-18:00 CET.
New this time, it’s also on young French digital channel W9 from 14:50 CET which is sometimes in the clear on 19e and 13e (I’ve not checked yet today), as well as terrestial digital in France.
RAI Sport Sat also show coverage of the Giro d’Oro and the Gran Fondo del Montello from 22:45 CET.