Marantz Esotec PM-6 / Power Amplifier Class A Designed in USA / Made in Japan 100 Volts (1979-1983), Audio, Soundbars, Speakers & Amplifiers on Carousell
Marantz Esotec Pm-6a Class A Integrated Amplifier Photo #3083707 - US Audio Mart
marantz/マランツ ESOTEC series SM-9 パワーアンプ (K5511) - cocinacuidada.com