Maintained! Onkyo's Primen amplifier. Aiming for a digital reference, we are measuring improvements in playback capability by thoroughly simplifying amplifier configurations and circuit configurations. This is one unit that naturally transmits digital information to speakers. There is dullness and scuff marks (Daiki Goto)
Maintenance information: 2023.12.27 Maintained (knob attached. Switches that can be disassembled are disassembled, the contacts are polished, and contact cleaner is applied. Soldering correction in the main amplifier and other circuits. (I/O pin jack polish.)
Accessories: copy of instruction manual
Main specifications: rated output 130W+130W (8Ω) damping factor 100 power consumption 230W size W471 x H173 x D396 mm weight 22.5 kg