Marantz PM4000 amplifier and Marantz ST4000 tuner

The Marantz PM4000 is a classic stereo integrated amplifier known for its reliable performance and warm, musical sound characteristic of the Marantz brand. It is an entry-level audiophile component that remains popular on the secondhand market for budget-conscious Hi-Fi setups.
Key Specifications
Power Output: 30 watts per channel into

(stereo).
Frequency Response:

to

.
Total Harmonic Distortion: Often cited at

(line), though specific listings focus on its high signal-to-noise ratio of

(line) and

(MM).
Damping Factor: 80.
Inputs: Includes a dedicated Phono (MM) input for turntables, plus five line-level inputs (CD, Tuner, Aux, and two Tape loops).
Dimensions:



.

Features and Design
Phono Stage: Built-in Moving Magnet (MM) phono preamp, making it a "plug-and-play" solution for vinyl enthusiasts.
Tone Controls: Features independent Bass, Treble, and Balance knobs for sound customization.
Build Quality: Typically found in a sleek black finish with a sturdy metal chassis.
Remote Control: Originally shipped with a dedicated remote for volume and input selection,