Excellent Sansui 9090DB Vintage Receiver – Fully Recapped & Restored – 1-Year WRT

• Signal to noise ratio: 70dB (MM), 80dB (DIN), 80dB (line)
• Channel separation: 50dB (MM), 50dB (line)
• Output: 150mV (line), 30mV (DIN), 0.775V (Pre out)
• Dimensions: 21.3″ × 7.2″ × 15.6″
• Weight: 52.0 lbs
• Year: 1976
• SKU: 15UJKE4216

Excellent Sansui 9090DB Vintage Receiver

ABOUT

The Sansui 9090DB represents the pinnacle of Sansui’s 1970s engineering — a flagship receiver that blends immense power with refined musical detail.

Delivering 125 watts per channel, it features the signature Sansui warmth and dynamic soundstage, complemented by the Dolby FM/NR system for lower noise and cleaner reproduction.

Its bold brushed-aluminum faceplate, precision analog meters, and rich walnut cabinet define the era’s finest design.

Fully serviced, recapped, and Dolby section aligned, this 9090DB performs exactly as intended — powerful, quiet, and stunningly musical.

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: 125 watts per channel into 8Ω (stereo)
• Frequency response: 10Hz to 30kHz
• Total harmonic distortion: 0.1%
• Damping factor: 30
• Input sensitivity: 4mV (mic), 2.5mV (MM), 150mV (DIN), 150mV (line)
• Signal to noise ratio: 70dB (MM), 80dB (DIN), 80dB (line)
• Channel separation: 50dB (MM), 50dB (line)
• Output: 150mV (line), 30mV (DIN), 0.775V (Pre out)
• Dimensions: 21.3″ × 7.2″ × 15.6″
• Weight: 52.0 lbs
• Year: 1976
• SKU: 15UJKE4216

KEY FEATURES

• 125 watts per channel @ 8 Ω — flagship Sansui power and authority
• Dolby FM/Noise Reduction circuit for reduced tape and broadcast hiss
• Fully recapped, cleaned, and bias-aligned for long-term reliability
• Tuner section aligned for optimal FM sensitivity and channel separation
• Brushed aluminum faceplate detailed to near-mint finish, with original knobs
• Lighting updated according to model compatibility
• Tested over 3 hours of continuous playback – zero hum, distortion, or imbalance

REFURBISHED

This Sansui 9090DB has been fully refurbished by HQaudios with comprehensive electronic restoration, mechanical servicing, and cosmetic detailing. The 9090DB is one of the most desirable receivers of the 1970s—a powerful, dynamic, and warm-sounding model known for its outstanding tuner section, clean phono stage, and strong output power.

All dial lamps and indicator lights have been fully replaced with high-quality LEDs/filament-type bulbs, providing better brightness, lower heat, and long-term reliability.

Cosmetic Notes

The metal trim around the glass has a few minor oxidation spots (common on 9090DB).

The rear panel has been deep-cleaned, but a few light scratches remain.

The wood cabinet has been fully refinished and repainted, giving it a fresh, clean appearance.

These cosmetic imperfections do not affect performance.

1. Initial Inspection & Diagnostics

Full internal inspection of driver board (F-2624), power supply, Dolby board, tuner board

Testing of relay, speaker outputs, headphone output

Tuner sensitivity, stereo separation, and signal strength evaluated

All knobs/switches tested for smooth operation

Multipath and AM/FM tuning circuits checked

2. Electronic Refurbishment

Replacement of key electrolytic capacitors throughout the unit using Nichicon / Panasonic

The driver board rebuilt:

New capacitors

Replacement of weak/bad transistors (common failure points)

Reflow of cracked/cold solder joints

Dolby board cleaned and serviced

Protection relay cleaned or replaced for noise-free switching

Power supply voltages calibrated and tested under load

Deoxidation and servicing of all signal-path switches

FM/AM tuner sections checked and aligned

3. Lamps, Indicators & Displays

Full LED/filament upgrade for:

Dial lamps

Meter lamps

Indicator lights

Ensures long lifespan, lower heat, and strong color consistency

4. Controls & Switches

All rotary pots (volume, bass, mid, treble, balance) cleaned with DeoxIT

Full restoration of toggle switches, tape monitor, filter switches, loudness

Dolby calibration pots cleaned

Smooth, noise-free operation across all controls

5. Cosmetic Restoration

Wood case refinished and repainted

Front faceplate cleaned and detailed

Polished knobs

Glass washed and detailed

Trim ring shows mild oxidation

Rear chassis cleaned; small scratches remain but overall clean and presentable

6. Final Calibration & Audio Testing

Bias and DC offset adjusted to factory specification

Frequency response measured across L/R channels

Phono stage tested for noise, gain, and channel balance

Tuner alignment (IF, MPX) checked

Tape monitor playback verified

2-hour burn-in test for thermal stability

Standard HQaudios Certified QC passes

SUGGESTED PAIRINGS

Ideal pairings include JBL L100, Klipsch Heresy I, or Sansui SP-5500 speakers, each brings out the 9090DB’s commanding presence and warmth.

Combine with a Sansui SR-717 turntable or SC-3110 cassette deck for a full vintage Sansui stack.

💡 Buy as a combo and save $100 — message us for details!

PACKAGING & SHIPPING

Secure Packaging:

Factory foam inserts and original cartons (if available)

Additional internal padding and wrap for transit protection

Double-wall outer box with corner guards and straps

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 availability, but safety and protection are always our top priority.

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Thank you for viewing our listing! Please kindly ensure you read all the information provided carefully!

We strive to describe all items honestly and accurately. However, as human beings, we may occasionally make mistakes. If you have any doubts or encounter conflicting information, please inquire before purchasing or making an offer

We kindly request that all buyers give us the opportunity to address any issues.

Payment Policy:

All buyers are required to make immediate payment or contact us within 24 hours to arrange payment, with payment received within 3 days. Offers submitted under the Best Offer feature are considered binding agreements and require immediate payment upon acceptance. Failure to adhere to these terms may result in substitution or cancellation of the transaction.

Payments must be accompanied by a valid shipping address listed as Confirmed. Payments with invalid shipping addresses will be refunded and may include a processing fee deducted from the refund amount.

Shipping Policy

This is for local pickup or we will ship it very carefully so that it arrives in good shape like it is now. Our customers’ satisfaction means everything to us. Once you get this item, feel free to contact us if it has any problems! I will try to answer any questions that you may have in a timely manner.

All shipments are processed within 03 business days of payment, whenever possible. In the event of stock issues causing a delay, customers will be promptly notified, and alternative shipment arrangements will be made. Customers are responsible for any charges incurred due to failed delivery attempts or re-delivery.

Return Policy

Our Free Support service must be utilized before requesting any return, for any reason.

Items may be exchanged within 30 days if defective or not as described, with a full refund of the purchase price if an exchange is unavailable.

If due to seller error, we will issue a prepaid return label or arrange for reimbursement of return shipping expenses as per this policy, not exceeding the original shipping cost.

The address for returning shipment: 10851 Capital Ave, Garden Grove CA 92843

Returned items may require inspection before determining fault. The item must be received in its original, unaltered condition with all original packaging. Electronic items cannot be opened or tampered with; sealed items must remain sealed, and “Mint” items must remain in “Mint” condition.

No returns will be accepted without first contacting us for Free Support, troubleshooting, or evaluation.

Warranty policy:

The warranty covers technical parts for up to 12 months from the date of receipt, provided there is valid evidence and the item remains sealed, unaltered, and has not been disassembled or internally inspected/repaired. Please note that shipping costs for warranty service will be the seller’s responsibility if the item is found to be defective.

⚠ Important Notice:

To ensure a smooth warranty process, we kindly request that you record a video while unboxing your package upon delivery. Any claims related to product damage or warranty service must be supported by clear video and photographic evidence. Please submit all required documentation to the official HQaudios email for prompt assistance.

***Failure to provide sufficient information as per our guidelines may result in the rejection of your request.

If you have any issues or dissatisfaction with our services, products, or policies, please refrain from leaving negative feedback immediately. Instead, contact us right away so we can provide you with the best possible solution and have the opportunity to improve our service quality!

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