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ONKYO M-501 Stereo Power Amplifier / Vintage / 150 WPC / Mint in Box with Manual. This amplifier is in virtually new condition and works perfectly. You will not find a nicer one anywhere. Packing will be top notch. The ONKYO M-501 is a dedicated 2-channel power stereo amplifier designed to deliver clean, high-current amplification for high-fidelity home audio systems. Rated at 150 watts per channel, it provides powerful and dynamic performance for a wide variety of speakers when paired with a compatible pre-amplifier. Built with ONKYO's renowned engineering, it features stereo RCA inputs, heavy-duty speaker terminals, and a robust construction, making it an excellent choice for vintage audio enthusiasts looking to build or restore a premium stereo setup.
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Onkyo traces its roots to postwar Japan, founded in 1946 in Osaka by Takeshi Goda, an engineer at Matsushita Electric who envisioned high-quality Japanese loudspeakers. Initially established as Osaka Denki Onkyo K.K., the company began production in 1948 with the acclaimed ED-100 speaker featuring a 25 cm driver, quickly building a reputation through LP concerts and innovative designs that resonated with audiophiles.
The brand excels in premium home audio, renowned for AV receivers, hi-fi amplifiers, and surround sound speakers that deliver exceptional clarity and power. Its portfolio spans turntables, DACs, headphones, and cables, bolstered by acquisitions like Pioneer's home electronics division in 2015, enabling cutting-edge integrations such as internet radio and high-resolution streaming.
Onkyo holds a solid mid-tier position in the hi-fi market, prized by discerning buyers for reliable performance and value rather than ultra-high-end exotica. Despite bankruptcy challenges in the late 2010s, its revival under new ownership preserves a legacy of technological innovation and pure sound enjoyment, appealing to both vintage enthusiasts and modern home cinema setups.
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