Revox B77 Special Versions - Set of Schematics

Complete set of wiring diagrams and schematics for all Revox B77 special versions. Coverage includes the B77 DIA slide synchronization kit with full installation procedures and dedicated slide synchronizer circuit topology; B77 SYNC variant with audio block diagrams, function diagrams, and detailed audio interconnection board layouts including SYNC input amplifier circuits and alternate amplifier configurations; B77 AUTO model with AUTO-Start wiring implementation, interconnection board schematics, and dedicated AUTO-Start circuit boards; B77 HS versions with record amplifier schematics optimized for multiple tape speeds; and B77 LS/SLS models with record and reproduce amplifier variants, oscillator circuits, and speed control regulation. Detailed circuit diagrams, relay schematics, and comprehensive component part lists identify all transistors, resistors, capacitors, diodes, and integrated circuits throughout each configuration. Original technical documentation in German and English with complete electrical specifications — an essential repair and maintenance reference for technicians servicing these professional tape recorder variants.