Amplifiers

The engine of sound reproduction has been involved in many evolutions. The first amplifiers consisted mainly of electron tubes. Then the transistor was introduced and quickly took over from valve amplification. Nowadays most amplifiers are based on silicon technology, but the tube is still alive!

 

AG9009 (1958)

 

 

AG9000 (1954)

AG9004 (1957)

AG9013 (1959)

AG9014 (1959)

AG9015  (1959)

 

 

 

AG9006 (1956)

 

AG9019 (1967)

22GH925 (1967)

 

22GH919 (1967)

22GH923 (1967)

 

AG9018 (1964)

 

22GH949 (1968)

 

22GH943 (1968)

 

 

22RH591 (1969)

22RH551 (1975)

 

22RH590 (1969)

22RH580 (1969)

22RH521 (1972)

22RH520 (1973)






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