Check the listing for details. COLLINS 490B-1 ANTENNA COUPLER SERVICE MANUAL. Listed at 49.50 USD. COLLINS 490B-1 ANTENNA COUPLER SERVICE MANUAL ***this is a pdf copy to be sent via email that can be printed on your printer*** Additional Information- This is a scarce PDF reproduction of an of an original Rockwell Collins Service manual .- This manual has five fold out pages that can be joined to form a single pages by pasting them together after you print them on 8.5 X 11 inch letter size paper. Sales Conditions California buyers pay California sales tax. Business hours are 8:00 AM to 3:00 PM Monday through Friday. Please look over the photo carefully and ask any questions prior buying. All items are sold AS IS, untested with visual and inspection only unless indicated otherwise. We reserve the right not to accept Paypal payments from buyer who's address are not confirmed by Paypal. All sales are final. Shipping Shipping in the USA only. This item is not offered for export!!. No combined shipping unless indicated otherwise in the listing or agreed to by us in advance. Direct signature will be required upon delivery of shipments over $100.00 in value. Returns No return unless a item is not as described. Powered by Columbia Electronics International, Inc. Helped the world communicate since 1946.