TECHNICS ST-3400 l SU-3400 l SH-3434
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KENWOOD KA-9100 l KT-7500 l AMPLIFIER l TUNER
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update: 
KENWOOD KA-9100 & KENWOOD KT-7500 l 1977
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SANSUI QRX-9001 l QUADRO RECEIVER
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SANSUI QRX-9001 l 2/4 channel receiver l 4 channel: 60 watts l 2 channel: 120 watts
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© thanks for the first photo: oldsansui
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