Description

Description

The Marantz PM12 SE is a masterfully tuned, analog-only integrated core designed for zero digital signal contamination. Built with a heavy double-layer steel chassis and a thick, solid aluminum front fascia, it splits processing duties into an independent two-stage configuration. A dedicated linear power section anchors the preamplifier, while an independent switching stage drives the power amplifier modules to minimize cross-circuit electrical pollution.

Key Features

  • Derived Switching Power Topology: Employs an advanced “switching power amplifier design derived from flagship PM-10 amplifier” leveraging custom Hypex NCore output modules for high-current linearity.
  • Pre-Amp Toroidal Regulation: Deploys an oversized toroidal transformer dedicated strictly to the preamplifier stage to keep low-voltage music pipelines quiet, deep, and dynamic. 
  • HDAM-SA3 Discrete Modules: Replaces standard operational chips with Marantz’s elite discrete Hyper Dynamic Amplifier Modules (HDAM-SA3) to speed up signal handling.
  • Premium Phono EQ System: Features an onboard “MM/MC Phono input with new discrete Marantz Musical Premium Phono EQ circuit” engineered to handle moving magnet and low-output moving coil cartridges natively.
  • Upgraded Custom Connectivity: Replaces cheap terminals with massive, thick nickel-plated independent copper blocks for CD/Phono inputs, matching proprietary pure copper speaker binding posts.
  • Purest Mode Operation: Deactivates tone control circuitry, display illumination, and unnecessary recording lines to achieve the lowest possible noise floor.

Applications

  • Reference Analog Music Setups: Serves as the high-current power hub for traditional physical separates, pairing best with reference turntables and premium disc players.
  • Difficult-to-Drive Tower Speakers: The high 500 damping factor and linear current-scaling (doubling from 8Ω to 4Ω) effortlessly control large, low-efficiency floor-standing speakers.
  • Power Amplifier Slave Integration: Features a specialized Power Amp Direct In terminal configuration, letting users pass front left/right channels from a home theater processor directly to the PM-12SE power stage.

Technical Specifications

The engineering and electrical parameters officially verified by Marantz include:

Parameter Specification Details
Amplifier Design Fully Discrete, Two-Stage Integrated Stereo Amp
Power Output (8 Ohms) 100 Watts per channel RMS (1 kHz, T.H.D. 0.05%)
Power Output (4 Ohms) 200 Watts per channel RMS (1 kHz, T.H.D. 0.1%)
Frequency Response 5 Hz – 50,000 Hz (±3 dB)
Total Harmonic Distortion 0.005% (1 kHz, at 100W into 8 Ohms)
Damping Factor 500 (8 Ohms load, 20 Hz – 20 kHz)
Signal-to-Noise Ratio (S/N) Line Level: 107 dB | Phono MM: 88 dB | Phono MC: 75 dB
Input Sensitivity Line: 220 mV / 13 kΩ | MM: 2.3 mV / 39 kΩ | MC: 250 µV / 100 Ω
Analog Audio Inputs 5 × Stereo RCA Pairs, 1 × Dedicated MM/MC Phono Pair, 1 × Power Amp Direct
Analog Audio Outputs 2 × Stereo RCA Recording Loop Outs, 1 × 1/4″ Front Headphone Jack
Dimensions (W × D × H) 440 × 453 × 123 mm
Net Unit Weight 15.3 kg (33.7 lbs)

 

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