This set of files on the famous R1155 receiver has been taken from two partial copies of Air Publication 2548A, supplied by Gerry Kennedy, G3OGK. 

front&contents.pdf

appendix1.pdf 

appendix2.pdf

para_1-14.pdf (Includes circuit diagrams)

para_15-21.pdf (Includes circuit diagrams)

para_54-56.pdf

para_57-61.pdf

para_62-67.pdf

para_68.pdf

para_69-120.pdf

para_121-126.pdf