Need help with the following clues please.
20A: Modification of the Benz band ?E?? (4)
28A: One game the CID deciphered in the kriegspiel against Germany ?N????/?O?E (6-4)
16D: Final aspiration L?S?/??E??? (4-6)
19D/29A: Inter-county currency transaction: a Radio Telefis Eireann output E???A???/???? (8-4)
Thanks in advance.