This RD 77 users manual dates from 1977; the year of the RD launch. It describes the full opeating instructions

Front cover

Page 2-3 Description of terms (active, passive, expansion, compression plus use of the volume and tone controls

Page 4-5 Diagram of parts, plus details of how to activate the different settings

Page 6-7 Description of sensitivity adjustment, pickup, bridge and truss rod adjustment

Page 8 Back cover