Excellent Marantz 2330B Vintage Receiver

The Marantz 2330B is a true icon from the golden age of high-fidelity audio. Known for its clean, dynamic sound and exceptional build quality, this receiver has become a favorite among audiophiles and collectors alike. Now, thanks to a meticulous restoration, this unit performs like new, combining the signature Marantz warmth with modern durability and reliability.

This Marantz 2330B has undergone an extensive restoration process by the skilled technicians at HQaudios, who have worked tirelessly to bring the receiver back to its original performance standards—and in some ways, even better. The red anodized aluminum faceplate has been completely reworked, offering a fresh, bold look that stands out while keeping the vintage charm intact.

• CONDITION: Excellent – Serviced, Restored and Recapped
• MODEL: Marantz 2330B
• TYPE: 2-Channel Stereo Receiver
• PROTECTION PLAN: 1-Year Warranty Included
• FREE SUPPORT: Must be used before requesting return
• ACCESSORIES: Black Piano Wood case
• SKU: 15JKE4149

Customer Service:

Once your item arrives, if you have questions about how your item functions or proper settings, please CONTACT US.

TRADE-IN PROGRAM

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

Note:

The actual color of the product may sometimes differ slightly from the photos due to lighting conditions, temperature, and the device used. Some angles in the photos may not fully reflect the product’s condition. Please read the description carefully and feel free to message us if you have any questions

SPECS

• Tuning range: FM, MW
• Power output: 130 watts per channel into 8Ω (stereo)
• Frequency response: 10Hz to 60kHz
• Total harmonic distortion: 0.05%
• Damping factor: 60
• Input sensitivity: 1.8mV (MM), 180mV (line)
• Signal to noise ratio: 78dB (MM), 90dB (line)
• Output: 775mV (line), 1.5V (Pre out)
• Semiconductors: 4 x IC, 82 x transistors, 62 x diodes, 3 x FET
• Dimensions: 17.32 × 5.39 × 14.37 inches
• Weight: 26.5 lbs

KEY FEATURES

• Power Output: 30 watts per channel into 8 ohms
  
• Classic Marantz Analog Tuning Scale with blue backlight for easy tuning
  
• Tone controls: Bass, Mid, Treble, Balance
  
• Multiple inputs: Phono, AUX, Tape 1, Tape 2
  
• Headphone output for private listening
  
• Solid construction: Durable anodized aluminum faceplate with a unique red finish

REFURBISHED

This Marantz 2330B has been painstakingly restored with exceptional attention to detail by HQaudios’ experienced restoration team. Every aspect of this receiver has been carefully examined, serviced, and upgraded using high-quality new old stock (NOS) parts, ensuring it operates as close to its original specifications as possible—if not better. The transformation goes beyond just restoring functionality; it’s about preserving the essence of this iconic piece while making it visually striking and musically pristine.

The red anodized aluminum faceplate is a testament to the effort invested in this restoration. Carefully refinished and laser-etched, the faceplate now features a modern, bold design while ensuring the lettering remains crisp and resistant to wear. This intricate process required patience and skill, as the aesthetic transformation adds a fresh look to a vintage classic.

1. Fully Serviced

• Brushed aluminum faceplate has been replaced with a bold, red anodized finish, creating a modern yet striking look that perfectly complements the iconic Marantz aesthetic.
  
• Laser-etched lettering ensures that the text is clear, precise, and durable—enhanced by painted lettering that ensures sharpness and resistance to fading over time.
  
• Knobs, switches, and pushbuttons cleaned and lubricated with DeoxIT for smooth, responsive operation.
  
• The chassis cleaned internally and externally, ensuring a pristine internal environment and attractive exterior.
  
• RCA jacks and speaker terminals have been serviced, cleaned, and re-tensioned to ensure an optimal signal path and secure connections.
  
• The WC-22 walnut wood case is included, carefully refinished with a satin finish, adding a natural touch of elegance to this already stunning receiver.
  
• Headphone output tested for a balanced, distortion-free stereo output across all channels.
  
• The rear panel cleaned, preserving and enhancing the original lettering where necessary.
  

2. Lighting System Replacement

• A full LED upgrade has been performed, adding deep, Marantz blue lighting to the dial, meters, and indicator lamps for a sleek, modern, and energy-efficient look.
  
• Dial, meter, and indicator lamps have been replaced with long-life, low-heat LEDs for even illumination, ensuring minimal heat buildup and long-term reliability.
  
• The blue tone has been carefully enhanced to match the striking black-and-gold aesthetic of the unit, providing a contemporary update without sacrificing the vintage charm.
  

3. Recapped – Electrical Restoration

• The New-Old Stock parts used for this restoration ensure the unit retains its original character, while providing superior reliability and performance.
  
• Power Supply Board:
  
  • All electrolytic capacitors replaced with fresh, high-quality components.
  • Voltage rails stabilized under load for consistent, smooth operation.
  • Weak solder joints reflowed, and problematic components replaced to ensure long-term durability.
    
• Main Amplifier/Driver Boards:
  
  • Full recap with low-ESR capacitors to improve signal integrity and minimize distortion.
  • Bias and DC offset meticulously adjusted to factory specifications for optimal sound reproduction.
  • Transistors tested and replaced with low-noise equivalents to ensure consistent output.
  • Thermal stability confirmed after extended testing, ensuring safe, reliable operation even under heavy load.
    
• Preamplifier & Tone Board:
  
  • All electrolytic capacitors replaced to enhance efficiency and sound quality.
  • Tone controls (bass, mid, treble, balance) restored for smooth, noise-free operation, delivering precise control over audio balance.
  • Pots and switches thoroughly cleaned and lubricated to eliminate crackling, hiss, or channel imbalance.
    
• Phono Board:
  
  • Capacitors replaced to improve phono gain and RIAA accuracy for optimal sound quality when using turntables.
  • Noise-free performance verified to ensure clear, dynamic sound from vinyl sources.
• Tuner Section:
  
  • Key capacitors replaced to restore optimal reception and signal clarity.
  • RF/IF alignment performed to guarantee stable FM/AM tuning with minimal interference.

4. Final Testing & QA

• The unit underwent a 2-hour continuous stress test, verifying its thermal stability, channel balance, and overall performance.
• Frequency and voltage measurement equipment was used to ensure all parameters are restored to original factory specifications.
• Listening tests were performed across all inputs to ensure dynamic, distortion-free audio.
• The unit passed HQaudios’ final quality assurance inspection, ensuring long-term performance and reliability.

5. Result

The Marantz 2330B now delivers the legendary warmth and clarity that the Marantz brand is famous for, with minimal distortion and stable operation. The bold red anodized faceplate, coupled with the laser-etched and painted lettering, ensures that the unit not only performs at its peak but also boasts a visual presentation that stands out in any audio setup. This receiver is now ready for decades of high-quality listening enjoyment, offering a reliable and timeless audio experience.

SUGGESTED PAIRINGS

Speakers: JBL L100, KLH Model 6, Pioneer HPM-100

Turntables: Marantz 6100, Technics SL-1200, Dual 1229

Cassette Decks: Marantz 5010, TEAC A-450

🎁 Unlock an instant $100 voucher with every combo purchase.

PACKAGING & SHIPPING:

Secure Packaging:
Each unit is carefully packed using:

• High-density foam inserts with 5-layer corrugated cartons
• Custom EPE foam corners to protect edges
• Double-wall outer box for shock resistance
• Plastic straps + handling labels to ensure safe transit

Shipping Details:

• Dispatch Time: Ships within 3 business days
• Carrier: UPS Ground (tracked & insured)
• Signature Required: Yes (as buyer’s request)
• Transit Time: Typically 3–7 business days (USA)

International Shipping:
We offer global delivery through the eBay International Shipping Program. eBay handles customs, duties, and tracking.

📦 Note: Packaging may vary slightly depending on unit size or model, but safety and protection are always our top priority.

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