The Model 50 is an integrated amplifier from Marantz, built around the brand's Custom HDAM circuit topology. Marantz has built decades of reputation across both budget and serious electronics, and the Model 50 sits at a notably ambitious position within the brand's current integrated amplifier catalogue, reviving a storied model number from the company's history.
Position in line
It sits above the PM6007 and near the Model 40n in Marantz's integrated amplifier hierarchy. This positioning above the more accessible PM6007 and alongside the streaming-capable Model 40n suggests the Model 50 occupies a premium tier within Marantz's current lineup, distinguished by its proprietary HDAM circuit design rather than off-the-shelf operational amplifiers.
Key specs that matter
Rated output is 70 W into 8 ohms, rising to 100 W into 4 ohms. Rated bandwidth is 5 Hz to 100 kHz. Signal-to-noise is 116 dB with distortion at 0.02%. Damping factor is 100. At 442 x 431 x 130 mm and 14.2 kg it is a substantial chassis, consistent with Marantz's characteristic build quality at this premium tier.
Sound and use context
Expect a controlled, moderately powered presentation typical of Marantz's HDAM circuit approach - a house sound generally associated with a slightly warmer, more musically engaging character than a purely clinical solid-state design, reflecting Marantz's long-standing reputation for balancing measured performance with genuine listenability.
Pairing
Six single-ended inputs cover a substantial source lineup without needing external switching, a comprehensive connectivity set for most typical two-channel systems.
Alternatives
The Model 40n sits nearby in Marantz's range with added streaming; the PM6007 sits below this model at a more accessible tier, worth comparing directly on connectivity and specific feature set given how the Model 50 revives a historically significant Marantz model number worth researching further. Marantz extensive dealer network makes arranging a direct comparison against both the Model 40n and PM6007 practical, helping clarify exactly how much the Model 50 dedicated HDAM circuitry and premium build buy for a specific system and budget. The substantial 14.2 kg weight also means a solid, well-supported equipment shelf is worth confirming before installation. Overall this remains a serious integrated amplifier reviving a historically significant Marantz name.