EXCELLENT MARANTZ 4400 RECEIVER – 1 YEAR WARRANTY – VINTAGE QUAD FLAGSHIP

📌 Specifications

• CONDITION: Excellent – Fully tested, cleaned, and serviced
• MODEL: 4400
• BRAND: Marantz
• TYPE: Quadraphonic Receiver (Switchable 2CH/4CH)
• PROTECTION PLAN: 1-Year Warranty Included
• FREE SUPPORT: Must be used before requesting return
• SKU: 1THSH0029

EXCELLENT MARANTZ 4400 RECEIVER

✨ Condition: Fully serviced, professionally tested, and in excellent working condition.

This Marantz 4400 is a true quadraphonic flagship from the golden age of hi-fi. It performs flawlessly in both stereo and quad modes. The oscilloscope display is bright and responsive, all knobs and controls are smooth, and the silver faceplate is clean with only light signs of wear. This unit is collector-worthy and ready for years of enjoyment — backed by our 1-Year Warranty.

Detail specifications:

• Tuning range: FM, MW
• Power output: 125W/ch (stereo), 50W/ch into 4Ω (quadraphonic)
• Frequency response: 20Hz to 20kHz
• Total harmonic distortion: 0.15%
• Damping factor: 40
• Input sensitivity: 1.8mV (MM), 180mV (line)
• Signal to noise ratio: 80dB (line)
• Dimensions: 490 x 146 x 386mm
• Weight: 51.6lbs

🛠️ Key Features

• True Quadraphonic Capability – 4-channel analog sound reproduction
• Switchable 2CH / 4CH Mode – For flexible system configurations
• Oscilloscope Display – Live visual signal feedback
• Marantz Signature Styling – Gyro tuning, silver face, soft blue glow
• High Headroom Power Supply – Easily drives full-range vintage speakers
• Extensive Controls – Tone shaping, filter switches, rear & front outputs

🌟 Why the Marantz 4400 Still Reigns

The Marantz 4400 is the king of quad receivers — rich tone, stunning looks, and unmatched flexibility. Whether you’re building a 4-speaker immersive room or using it in powerful stereo mode, it delivers performance and presence in equal measure. The onboard oscilloscope isn’t just functional — it’s iconic.

🎯 If you’re looking for a statement piece with serious sonic credentials, the 4400 is it.

🔗 Ideal Pairings

Speakers:

• JBL 4312 / L100 + L26 (quad setup)
• Klipsch Heresy I / Forte
• Advent Large, Wharfedale W90
• ADS L780, AR-3a

Turntables:

• Thorens TD-160 / TD-125
• Marantz 6300 / Dual 1229
• Technics SL-1200 / SL-1600

Quad & Tape Sources:

• Teac A-3440 / 2340
• Sansui QD-5500 decoder
• 4CH SQ / QS LPs
• Reel-to-reel quad tapes

🎯 The Marantz 4400 isn’t just rare — it’s revered. A dream receiver for audiophiles who want vintage tone, stunning visuals, and true quadraphonic heritage.

TRADE-IN PROGRAM

“If you have any vintage audio equipment (receivers, speakers, cassette, reel to reel…) & want to upgrade with the available serviced one, don’t hesitate to contact us for the best deal. You only need to pay for the difference”

Condition:

This receiver is in “Excellent” condition, displaying minor signs of use with a bright, clear dial. All knobs, feet, and the attached AM antenna and AC cord are present and intact. Although the manual is missing, it can be found online or we can provide a PDF upon request. Please inspect all photos thoroughly for the actual condition.

Service:

Upon inspection, the unit had scratchy controls, a dim dial, and some distortion in one channel. Therefore, it underwent servicing by our technician. Manufacturer used certain transistors in this model that are known to fail after 40 years, so all of these were replaced. This upgrade resolved the distortion issue. Additionally, several questionable capacitors were replaced. 

Testing:

After servicing, the receiver was tested on our bench and performed excellently, delivering a powerful, warm, distortion-free signal characteristic of analog receivers. All inputs, outputs, LED lights upgrade and features were confirmed operational, and the tuner spins smoothly. Additional testing was conducted, and we can provide specific feature information upon request. This is a remarkable find for the vintage audiophile.

Condition Disclosure:

This item exhibits minor wear consistent with light use, as shown in the provided photos. The listing includes exactly what is pictured; no accessories, test equipment, or media are included.

Thank you for being a valued customer & Thanks for looking!