Marantz Project D-1 |verified| «CERTIFIED · BLUEPRINT»
Modern listeners expect tight, punchy, "slam" bass. The D-1 doesn't do that. Instead, it offers deep, rounded bass that feels more like a live acoustic event. It prioritizes timbre and decay over attack.
As a pure product of the late 90s, the Project D-1 was designed as the ultimate companion to high-end optical disc transports.
Weighing an astonishing 17.0 kg, the chassis of the Project D-1 looks and feels more like a heavy-duty class-A power amplifier than a line-level digital component. Every design choice protects fragile digital signals from kinetic microphonics and electromagnetic interference (EMI). marantz project d-1
+---------------------------------------+ | Marantz Project D-1 | +---------------------------------------+ | +---------------------------------+---------------------------------+ | | | +--------------+ +---------------+ +---------------+ | Dual Philips | | Proprietary | | Fully Non-NFB | | TDA1541A | | DSP Chip | | Analog & IV | | S2 "Crown" | | (8fs, Scaling)| | Stage Class | +--------------+ +---------------+ +---------------+ Technical Specifications Overview Specification Production Quantity 500 units worldwide DAC Architecture True 16-Bit R2R Multibit Ladder DAC Chipset 2x Philips TDA1541A S2 (Double Crown) Digital Inputs 3x BNC Coaxial, 3x Toslink Optical, 1x AES/EBU XLR Analog Outputs 1x Balanced XLR, 2x Unbalanced RCA (Normal & Inverted) Supported Sampling Rates 32 kHz, 44.1 kHz, 48 kHz (Automatic Switching) Circuit Design Philosophy Fully Non-Negative Feedback (Non-NFB) Power Transformer 250VA Low-Impedance Mass Toroidal
| Specification | Detail | | :--- | :--- | | | 1998-2000, 430 units (500 announced), 100V Japan-only model | | DAC Chip | 2x Philips TDA1541A S2 (Double Crown) per channel | | Frequency Response | 5Hz-20kHz ±0.5dB (fs=44.1kHz) | | Dynamic Range | 98dB or more | | S/N Ratio | 100dB | | THD | 0.005% (1kHz) | | Channel Separation | 96dB (1kHz) | | Digital Inputs | Coaxial (BNC), Optical, Balanced (XLR) | | Analog Outputs | Balanced (XLR), Unbalanced (RCA) | | Power Consumption | 38W | | Dimensions | 440 × 134 × 364mm | | Weight | 17.0kg | Modern listeners expect tight, punchy, "slam" bass
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It is not a "truth box." It is a "music box." The D-1 adds a subtle second-order harmonic distortion (the kind tube lovers crave) that makes digital sound analog.
The Project D-1 is celebrated for its "euphoric" and magical sound. While modern DACs might provide higher technical resolution, the D-1 is prized for a warm, engaging listening experience that captures the "breathing" of performers and a vivid sense of the performance scene. Because it is sensitive to jitter, enthusiasts recommend pairing it with a high-quality transport rather than basic computer outputs to avoid harshness.
It avoids the harshness that can sometimes accompany modern digital playback.