Datasheets, service manuals, circuits, electronics, components, CAD

https://www.radioradar.net/en/service_manuals/audiotechnics_circuits/samsung_rcd-s70_rcd-s75.html

Samsung RCD-S70/S/B, RCD-S75/S

Structural diagram, circuit of connections, schematic diagrams of the portable radio tape recorder Samsung RCD-S70/S/B, RCD-S75/S