Sansui RA-700 Reverberation Amplifier (1975)

seen from Russia
seen from Peru
seen from China
seen from United States
seen from Singapore

seen from United States
seen from Türkiye

seen from Türkiye
seen from Singapore

seen from Singapore

seen from United States
seen from United States

seen from Malaysia
seen from Hong Kong SAR China
seen from United Kingdom
seen from United States

seen from Thailand
seen from United Kingdom
seen from Türkiye
seen from China
Sansui RA-700 Reverberation Amplifier (1975)
Philips N2401 (1972) cassette slope
Another amazing mechanical Auto Reverse system
PHILIPS HI-FI, 1972
Sony KV-9000 UB (1976)
Akai CS-55D Invert O Matic (1972) - Source : Techmoan
10 years before Nakamichi...
Siemens 1977 Television Set Catalogue
Technics - 1977