The Sansui QRX-7500 stands among the finest quadraphonic receivers of the 1970s, engineered for wide soundstage performance and premium musical accuracy. This restored unit blends vintage character with modern reliability, offering a powerful 4-channel output and a beautifully illuminated display.
Refurbished by HQaudios with extensive electrical and cosmetic work, this receiver is now in mint operating condition and includes a newly built walnut wood cabinet.
- Model: Sansui QRX-7500
- Type: Stereo / Quadraphonic Receiver
- Protection Plan: 1-Year Warranty Included
- Free Support: Must be used before requesting return
- SKU: 15QTUE0054
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: 32W/ch (stereo), 25W/ch into 8Ω (quadraphonic)
- Frequency response: 30Hz to 30kHz
- Total harmonic distortion: 0.3%
- Damping factor: 40
- Input sensitivity: 2.5mV (MM), 100mV (DIN), 100mV (line)
- Signal to noise ratio: 70dB (MM), 80dB (line)
- Output: 100mV (line), 30mV (DIN)
- Speaker load impedance: 4Ω to 16Ω
- Semiconductors: 159 x transistors, 94 x diodes, 13 x FET, 5 x IC, 9 x zener diodes
- Dimensions: 23.39" × 7.99" × 14.57"
- Weight: 48.1 lbs
- Year: 1974
- True 4-channel quadraphonic receiver with flexible routing
- High-sensitivity tuning section with stable FM/AM performance
- Triple tone control and individual balance adjustments
- Multi-function level meters for accurate monitoring
- Rich, warm Sansui sound signature
- New handcrafted walnut cabinet for an upgraded premium look
- Clean, bright dial and meter lighting
Electronics & Restoration
Recapped essential boards using premium audio-grade capacitors
Power supply serviced and voltage rails re-checked
All pots, switches, selectors deep-cleaned to eliminate noise
Signal path refreshed and oxidized contacts cleaned
Bias, idle current and DC offset adjusted to factory specs
Full functionality verified: FM/AM, Phono, AUX, Tape, Quad modes, Filters and Controls
Lighting Replacement
All dial lamps and meter lamps replaced
Even brightness across tuning scale and meters
Indicator lamps renewed for long-term stability
Cosmetic & Mechanical Detailing
Faceplate polished and detailed
Knobs cleaned and brushed to a uniform satin finish
Glass thoroughly cleaned, inside and outside
Rear terminals and jacks cleaned; some minor age signs may remain, not affecting performance
Controls feel smooth, firm and precise
Wood Cabinet
New custom-crafted cabinet
Walnut veneer, clean grain, smooth edges
Matches vintage aesthetic while providing excellent durability
- Sansui SP series (for quad or stereo setups)
- JBL L26 / L36 / L100
- Pioneer CS series
- Advent Large / KLH Model Five
💡 Buy as a combo and save — message us for bundle pricing!
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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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.
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From HQaudios Team!