Condition: Excellent operational and cosmetic condition – fully serviced, cleaned, and checked by HQaudios technicians.
ABOUT:
The Sansui 661 is a beautifully balanced receiver from the golden era of hi-fi design. Delivering 30 watts per channel, it provides the signature Sansui warmth, clarity, and tonal depth loved by vintage audio enthusiasts.
With its brushed aluminum faceplate, green dial illumination, and tactile controls, this unit is both a sonic and visual classic.
MODEL: Sansui 661
TYPE: Stereo Receiver
PROTECTION PLAN: 1-Year Warranty Included
FREE SUPPORT: Must be used before requesting return
SKU: JKE4190
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.
- Tuning range: FM, MW
- Power output: 20 watts per channel into 8Ω (stereo)
- Frequency response: 15Hz to 30kHz
- Total harmonic distortion: 0.5%
- Damping factor: 60
- Input sensitivity: 2.5mV (MM), 100mV (DIN), 100mV (line)
- Signal to noise ratio: 70dB (MM), 80dB (line)
- Channel separation: 45dB (MM), 45dB (line)
- Output: 100mV (line), 30mV (DIN)
- Speaker load impedance: 4Ω to 16Ω
- Dimensions: 17.5" × 5.3" × 11.8"
- Weight: 22.1 lbs
- Smooth and natural Sansui tone with clean midrange and tight bass
- Elegant brushed aluminum design with green dial illumination
- Excellent build quality and refined control layout
- Great match for vinyl, tape, or digital playback
This Sansui 661 has been carefully serviced, cleaned, and verified by HQaudios technicians following internal quality control standards
Electrical & Functional Service
Internal inspection and dust removal across all boards
Full clean + check of power amplifier, tuner, and preamp sections
Replaced 3 dial lamps – old bulbs were dim, new lamps restore original bright green glow
Both Left (L) and Right (R) channels tested with even output and stable bias levels
Internal circuits checked for noise, DC offset, and stability under load
FM/AM tuner alignment verified, ensuring clear stereo reception and proper signal strength
Signal & Waveform Testing
Tested using Hantek DSO2D15 oscilloscope (see actual test photos)
Verified clean and symmetrical sine wave output on both channels
Stable under 8Ω load for extended playback – no distortion or drift detected
Frequency response verified from 20Hz to 20kHz with minimal harmonic noise
Cosmetic Restoration
Front panel cleaned and polished to restore original satin finish
Knobs and selector switches cleaned and polished
Glass dial and internal illumination restored for a soft green glow
FINAL TEST:
Before shipping, each receiver passes a comprehensive QA procedure:
Output balance (L/R) confirmed
All functions and inputs verified
2-hour playback test with stable operation
Ideal match with Klipsch Heresy, Advent Large, JBL L100, Wharfedale Linton, or Dynaco A25 speakers.
👉 Buy as a combo and save $100 – message us for details!
✅ Backed by 1-Year Warranty
Secure Packaging:
Each unit is carefully packed using:
Nylon wrap and sealed inner carton
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.
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Please read our policies carefully before making a purchase. By placing a bid, making an offer, or completing a purchase, you agree to all terms outlined below.
HQaudios
High Quality Audios, Timeless Sound!
BY BUYING FROM HQaudios YOU AGREE TO CONTACT US DIRECTLY BEFORE LEAVING LESS THAN POSITIVE FEEDBACK, ANY RATING LESS THAN 5, OR STARTING A RETURN!
All items will be shipped within 03 business days of payment being processed!
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 incur 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.
We provide shipping to the contiguous 48 United States, on most items. Shipping fees to ALL OTHER LOCATIONS will be calculated individually and added to customer invoices. HQaudios is also not responsible for any taxes, local duties, or fees outside of the USA and those are not included in the sale price or ship charge. In the event that the customer refuses a shipment, all shipping costs to and from the country or State in which the item was shipped to are not refunded. Please note, in some cases return shipping can cost as much as double the original ship cost.
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.
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 fashion.
Return Policy: 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 "Excellent" items must remain in "Excellent" 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
⚠ For high-value products: Due to the nature of these products, we prioritize fast processing for orders from eBay account holders who have been established for at least 3 years, with a successful transaction rate and feedback score of 99% or higher. For other cases, we will carefully consider the order and proactively contact the buyer to provide prompt support.
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.
We provide shipping to the contiguous 48 United States, on most items. Shipping fees to ALL OTHER LOCATIONS will be calculated individually and added to customer invoices. HQaudios is also not responsible for any taxes, local duties, or fees outside of the USA and those are not included in the sale price or ship charge. In the event that the customer refuses a shipment, all shipping costs to and from the country or State in which the item was shipped to are not refunded. Please note, in some cases return shipping can cost as much as double the original ship cost.
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.
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 fashion.
Return Policy: 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 "Excellent" items must remain in "Excellent" 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
⚠ For high-value products: Due to the nature of these products, we prioritize fast processing for orders from eBay account holders who have been established for at least 3 years, with a successful transaction rate and feedback score of 99% or higher. For other cases, we will carefully consider the order and proactively contact the buyer to provide prompt support.
For full policy details, please visit our ABOUT US page.
Thank you for being a valued customer & thanks for looking!
From HQaudios Team!