Marantz Model 50 Stereo Integrated Amplifier

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MODEL 50 is the ideal integrated amplifier. With 70 watts per channel of unique Marantz current- feedback power and HDAM SA-3 circuitry, this amplifier drives loudspeakers with total control.



Features of the Marantz Model 50 :

• 70 watts per channel and Current Feedback Class A/B amplification maximizes speaker capability.
• A full suite of inputs and outputs for your sources, subwoofer, and even an extra power amplifier.
• Unique HDAM SA-3 discrete amplifier circuitry outperforms ICs used in competing amplifiers.
• Hear details in your vinyl records like never before using the Marantz Musical Phono EQ gain stage.
• Iconic Marantz porthole display is used for setup and to easily see your volume level.
• Meticulously crafted and robustly built, MODEL 50 design and style matches the most musical sound.


Powerful Yet Precise

With a precisely engineered Class A/B amplifier, MODEL 50 will drive your loudspeakers with authority yet reveal details you never knew existed.

Analogue Purity and Simplicity

Analogue is paramount in the design of MODEL 50. The decision to exclude digital audio ensures completely intuitive operation and eliminates the risk of interference from complex digital circuitry.

Exquisite Style

Marantz have designed MODEL 50 to be thoroughly modern, yet timeless. Hallmark aesthetic cues like symmetry, warmth, and tactile satisfaction push the boundaries of audio equipment design inspired by icons of the past.

Stereo Preamp Out

MODEL 50’s stereo preamp outputs add valuable flexibility to your audio system setup. Connect a subwoofer, add channels to your home theater, or multiply listening zones—the possibilities are endless.


Channels: 2
Current Feedback Topology: Yes
Phono EQ: Standard / Marantz Musical / Marantz Musical Premium: – / o / –
Digital in: USB-B / optical / coaxial / USB-A: – / – / – / –
HDAM version: SA3, SA2
Power Transformer: Toroidal / El: Yes / –
High Grade Audio Components: Yes
Customised Components: Yes
Symmetric PCB Layout: Yes
Aluminium extrusion heat sink: Yes
Balance / Bass / Treble / Loudness: Yes / Yes / Yes / –


Linear Drive Power Supply: Yes
Linear volume control: Yes
Schottky diodes: Yes
Input buffer amp (all inputs / CD only): – / Yes
Solid Heat Sinks: Yes
System block shielding: Copper / metal / none: – / – / Yes
Double Layer Bottom Plate: triple
Low noise OLED display: Yes
Source Direct: Yes
Power Amp direct: Yes


Audio Inputs: 6
Digital in: USB-B / optical / coaxial / USB-A: – / – / – / –
Phono Input: MM / MC: Yes / –
Audio Outputs: 1
Balanced In / Out: – / –
Pre-out / Main-in: Yes + subwoofer / –
Power Amp Direct IN: Yes
Gold Plated Cinch: Yes
Speaker A / B: Yes
Speaker Terminals: Marantz SPKT-1+
Number of terminals: 4
D-Bus: Yes
Headphone Out: Yes


Power Output (8 / 4 Ohm RMS): 70 W / 100 W
Frequency Response: 5 Hz–100 kHz
Total Harmonic Distortion: 0.02 %
Damping Factor: 100
Input Sensitivity: MM: 1.4 mV / 47 kΩ
Signal to Noise Ratio: MM/MC: 87 dB / –
Input Sensitivity: High level: 185 mV / 16 kΩ
Signal to Noise Ratio: High level: 116 dB (2 V input)
Input Sensitivity: Power Amp Direct IN: 1.5 V / 15 kΩ
Signal to Noise Ratio: Power Amp Direct IN: 125 dB
Treble Control: ± 10 dB at 15 kHz
Bass Control: ± 10 dB at 50 Hz


Available Colours: Black or Silver-Gold
Metal Front Panel: Yes
Power Consumption in W: 220
Standby Consumption in W: 0.3
Auto Power off: Yes
Detachable Power Cable: Yes
Remote Control: RC003PMND
System Remote Function: Yes
Maximum Dimensions (W x D x H) in mm: 442 x 431 x 130
Weight in kg: 14.2

Additional information

Weight 17.5 kg
Carton Dimensions 53 × 52 × 25 cm

Black, Silver/Gold